Watermelon Ice Nexel Aero 7K Prefilled Pods

Overview

The Watermelon Ice Nexel Aero 7K Prefilled Pods by Nexel in Watermelon Ice at 10mg and 20mg. Free UK delivery over £20, same-day dispatch on weekday orders before 4pm.

Nexel Aero 7K Watermelon Ice: what you are buying

Nexel Aero 7K Prefilled Pods in Watermelon Ice are sealed, ready-to-use e-liquid pods that click into a compatible Nexel Aero device. There is no bottle to open, no tank to fill and no separate coil to fit. You take the pod out of its packaging, seat it in the device, take a couple of priming draws and start vaping. When the pod runs dry you pull it out and replace it, and the device stays with you. That swap-and-go routine is the main reason closed pod systems have become the usual next step for people who used to buy single-use vapes.

The 7K in the name is Nexel's puff-count rating for the Aero range, and Watermelon Ice is the juicy, cooled fruit flavour within it. This page is written for UK buyers who want a straight picture before ordering: what the pod is, how it behaves day to day, how the flavour reads, which problems come up most often and how it compares with the alternatives. Where the manufacturer does not publish a figure we say so plainly instead of inventing one, because a made-up specification helps nobody.

• Format: a prefilled, sealed pod for a Nexel Aero device. You do not refill it.
• Flavour: Watermelon Ice, a ripe melon note with a cooling finish.
• Rating: 7K is the brand's puff-count rating. Treat it as a guide to the range, not a guarantee of what one pod will do for you.
• Nicotine: nicotine salt e-liquid, with the strengths offered on the product listing, all within the UK limit of 20mg/ml.
• Device: a rechargeable Nexel Aero device is needed. Check the listing to see whether one is included or sold separately.
• Age: for adults aged 18 and over only, and intended for people who already smoke or vape.

UK rules shape what you can buy. Nicotine vapes sold here are capped at 20mg/ml, and the containers that hold the liquid are size-limited, with a maximum of 2ml for a pod or tank. That 20mg/ml ceiling applied to disposables too, but single-use vapes can no longer be sold in Great Britain since 1 June 2025, which is a large part of why reusable pod systems such as the Aero matter now. You keep and recharge the device, and only the pod is consumed. The NHS position is that vaping is much less harmful than smoking but is not risk-free, nicotine is addictive, and people who do not smoke should not start. We sell to adults who want an alternative to cigarettes, and nothing on this page is a medical claim.

Watermelon Ice flavour profile

Flavour is personal, so read this as a guide rather than a lab report. Watermelon Ice opens with a juicy, lightly sweet watermelon note on the inhale. It reads closer to a cold slice of fresh melon than to a boiled sweet, although sweetness is still the leading character. As the draw settles, a cool layer arrives. It builds across the tongue and the back of the throat rather than hitting all at once, and on the exhale the melon lingers for a moment before the chill fades into a clean, faintly sweet aftertaste.

The brand does not publish a flavour breakdown, and manufacturers rarely do, so what follows describes how this style of blend generally reads. Ice-style fruit flavours normally use a cooling agent that produces a cold sensation without the sharp mint taste of a menthol. In Watermelon Ice the cooling is moderate: you notice it on every puff, but the fruit stays in front. Most people place ice-style fruit somewhere between a plain fruit flavour with no chill and a full mint flavour on the cooling scale. If strong menthol makes your throat tighten, this should be gentler than the mint variants in the same range, though it will feel colder than a plain watermelon.

If you like watermelon sweets, melon slices, melon sorbet or a fruit cooler with crushed ice, the direction will feel familiar. If you prefer one clearly identifiable real-fruit taste with no coolant at all, an ice flavour may feel slightly masked, and a non-ice fruit from the same range might suit you better. If you dislike sweetness altogether, a tobacco or unsweetened mint profile is a more natural fit than any dessert-style or fruit flavour.

• First few puffs: a fresh pod usually tastes strongest and sweetest in the first day or so while the coil is fully saturated and the pod is full. Judge the flavour after a day of normal use, not after one puff.
• Nicotine strength matters: a higher strength adds throat hit, and throat hit plus coolant can feel sharper. If the cooling feels too intense, a lower strength often smooths it out.
• Temperature: a device left in a cold car or a hot bag can taste different. Room temperature gives the most even flavour.
• Palate fatigue: after several days on one sweet flavour many people notice the taste fading. This is normal and is often called vaper's tongue. A glass of water, a different flavour for a day or a brief break usually restores it.
• Food and drink: coffee, citrus and strongly flavoured food can mute fruit notes for a while, so a pod can seem duller straight after a meal.

Because the flavour is built to be light on the exhale, Watermelon Ice tends to be easy to vape around other people without lingering heavily on clothes, though you should always be considerate and keep to the rules of where you are. It is also a flavour that holds up reasonably across a full day of use rather than becoming cloying, which is one reason fruit-and-ice blends are so popular with people moving away from cigarettes who want to stop craving the smoky taste.

Performance and puff delivery in real use

A pod system like the Aero is built for convenience and a consistent draw rather than for huge clouds. The pod is designed around a fairly tight airflow, so the draw feels closer to a cigarette than to a high-powered sub-ohm setup. You inhale slowly, hold briefly in the mouth and then breathe in, which is known as mouth-to-lung vaping. Vapour volume is moderate, flavour is the priority, and the throat hit depends largely on the strength you chose. If you prefer to inhale directly into the lungs with big, loose airflow, a pod of this type will feel restrictive.

On the headline figure, 7K means roughly seven thousand puffs according to the brand's rating. Puff ratings are produced by machine testing under set conditions, with a standard puff length and interval, and the result is a useful way to compare products from the same manufacturer rather than a promise about any individual pod. Real numbers move a lot with how long you draw, how often you vape and the power the device delivers. UK rules also limit the volume of liquid a pod can hold to 2ml, so check the millilitre figure printed on the pack and treat any puff count in the thousands as a brand rating rather than a number to plan your week around.

The more reliable way to judge longevity is to track your own use. Note the day you start a pod and the day it runs out, and do that for two or three pods. That gives you a personal figure that reflects your habits, and it is the number that matters for working out cost. Light users who vape a few times a day often find a pod lasts well beyond what a heavy user gets from the same pod.

• Draw feel: smooth, slightly restricted, activated either by the draw or by a button depending on the device generation. Check your device instructions.
• Consistency: a well-saturated mesh coil should give a steady flavour from the first day through most of the pod's life.
• Throat hit: light at lower strengths and firmer at 20mg/ml, with the cooling agent adding a slight crispness on top.
• Vapour production: moderate and tidy rather than dense, which suits discreet use but will disappoint cloud chasers.
• Warm-up: effectively instant, with no wait between pressing and drawing once the pod is primed.

Near the end of a pod, performance changes in a recognisable way. Flavour thins out first, vapour becomes lighter, and if you keep drawing on an almost empty pod you may notice a hot or slightly burnt taste as the coil starts to run short of liquid. That burnt taste is the signal to swap the pod, not to push harder. A dry coil is not dangerous in the way an overheated battery can be, but it tastes unpleasant and it wears the pod out faster, so changing at the first hint of a scorched note protects the flavour and keeps your next pod tasting clean.

Mesh coil technology and e-liquid capacity

Most pods in the 7K class use a mesh coil rather than the older wound-wire coil. Instead of a small spiral of wire wrapped around a cotton wick, a mesh coil is a thin sheet of perforated metal that sits against the wicking material. The whole surface heats at once, which brings the liquid up to vaporising temperature faster and more evenly. The practical benefits are a flavour that stays truer to the liquid, a quicker response when you draw and less chance of hot spots that scorch the cotton. Always check the pack or listing for the coil description, because the manufacturer's wording is the source of truth for your pod.

Resistance is the other number people ask about. Closed pods in this class typically sit around the high-sub-ohm to low-ohm range, which is chosen to pair with the device's output and a nicotine salt liquid so that you get a satisfying throat hit without needing high power. You never need to calculate anything yourself because the pod and the Aero device are matched. The point worth knowing is that using a pod with a device it was not designed for is a mismatch, and it can produce weak vapour, poor flavour or a burnt taste.

The e-liquid inside is a nicotine salt blend. Nicotine salts are a form of nicotine that feels smoother at higher strengths than the older freebase type, which is why 10mg and 20mg salt liquids are easier to tolerate than the same strengths in a traditional bottle. The carrier is a balanced mix of propylene glycol and vegetable glycerine. Propylene glycol carries flavour and delivers throat hit, and vegetable glycerine produces vapour and a rounder body. Pods meant for a restricted draw use a thinner, more PG-leaning mix so the liquid wicks quickly into the coil.

• Capacity: UK rules limit a pod or tank to 2ml. Check the pack for the exact volume.
• Single-use pod: you do not refill it. The coil is built into the pod and is designed to last for the liquid it was filled with.
• Priming: a few gentle draws without pressing the power button, where the device allows, helps the wick take up liquid before the coil heats.
• Leak control: a sealed pod with a tight fit is far less likely to weep than one that has been forced or refilled.

It is tempting to try to extend a pod by topping it up with a bottle of e-liquid. Please do not. The fill ports on a prefilled pod, if there are any, are not designed to be reopened, the coil is calibrated for the original liquid, and an over-filled or mismatched pod can flood the airflow path, leak into the device and affect the connection pins. A leaking pod also means e-liquid on your skin or in your bag. If you want to use your own juice, a refillable pod kit is the right tool, and we cover that trade-off in the comparison section below.

Design, build quality and pod fit

The Aero pod is a compact, self-contained cartridge, and the way it fits into the device is the part that affects day-to-day use most. A good pod seats firmly with a clear click or a firm magnetic hold, sits flush with the device body and makes reliable electrical contact. You should not have to wiggle it or hold it in place. If a pod feels loose, check that the contacts are clean and the pod is pushed fully home before assuming anything is wrong with it.

The mouthpiece on pods of this type is usually moulded flat or slightly tapered so it sits comfortably between the lips, which matters if you vape throughout the day. Many pods include a window so you can see the liquid level, and if yours does it is a handy way to decide when to carry a spare. The pod body is plastic. That keeps weight and cost down, and while it is robust enough for a pocket, it will crack if you sit on it or drop it onto a hard floor, so keep spares in the pack until you need them.

• On arrival: check that the seal on the pack is intact, the pod is clean and there is no liquid residue inside the packaging. Report any damage to us quickly with photographs.
• Fit check: push the pod in until it sits flush. Pull gently to confirm it is secure.
• Contacts: if a device stops recognising a pod, the small metal contacts may have a film of dried liquid. Wipe them gently with a dry cotton bud.
• Storage: keep pods upright, at room temperature, out of direct sunlight and away from children and pets.
• Carrying: a pod stored loose in a pocket with keys and coins can be scratched or pierced. A small case or the original pack keeps spares in good condition.

The device that takes the pod is the other half of the design. Aero devices in this class are slim, rounded and sized to fit comfortably in one hand or a jeans pocket, and the finish is generally a coated plastic or metal that resists everyday scuffs. We cannot give a precise weight or dimension for a device that is sold separately, so check the product listing for the version you are buying. It is worth treating the device as a piece of electronics: keep it dry, do not leave it on a radiator or in a car in summer and avoid crushing it in a bag.

Build quality in this segment is about consistency. A pod that is filled correctly, sealed cleanly and tested at the factory will behave the same as the one before it, and most reports of dud pods trace back to damage in transit, an unseated pod or a device that needs charging rather than a defective product. That is why the troubleshooting steps below start with the simple checks first.

Battery life and charging

The pod itself contains no battery. Power comes from the Nexel Aero device, which has a rechargeable lithium-ion cell and charges through a USB-C port as is standard across this class of product. The manufacturer's published capacity for your specific device is the number to trust. As a general guide, devices of this size fall somewhere between a few hundred and a thousand-plus milliamp-hours, and a larger cell simply means more puffs between charges. A single charge is generally enough for a day of moderate use, although heavy use will need a top-up.

Because the battery is separate from the pod, a flat device does not mean the pod is empty and a new pod does not fix a flat battery. The most common cause of a pod appearing dead is a device that simply needs charging, so make that your first check. Most devices show charge level through an indicator light that changes colour or flashes at low battery, and a flashing light when you press the button or draw is usually the device telling you to plug it in.

• Use a decent cable: a certified USB-C cable and a standard 5V phone-style adapter or a computer port are all you need. Avoid unbranded fast-charge bricks that can push more power than the device expects.
• Charge where you can see it: do not leave a charging device unattended for long periods or overnight, and never charge it under a pillow or on a bed.
• Keep it cool: charge at room temperature on a hard surface. A device that becomes hot while charging should be unplugged.
• Top up little and often: lithium-ion cells prefer partial charges to being run completely flat every time.
• Check the port: pocket lint can stop a cable seating fully. Clear the port with a wooden toothpick, not metal.

Battery safety is simple but worth stating. Do not use a device with a swollen casing, visible damage, a strong chemical smell or one that gets very hot in normal use. Keep it away from coins, keys and loose metal in a pocket or bag, as a short circuit is the usual cause of battery incidents. If a device is damaged, stop using it and contact us or the manufacturer.

When the battery eventually stops holding a useful charge, which is usually after a year or more of regular daily use, the device should be recycled rather than thrown away. UK law treats vapes as waste electrical equipment, and retailers that sell them are expected to offer take-back, with public recycling points also available. Never put a vape or a lithium battery in household rubbish or normal recycling bins, because crushing in a bin lorry is a known fire risk. Drop it at a dedicated vape or battery recycling point instead.

Nicotine strength guidance for UK vapers

Choosing the right strength is the single biggest factor in whether a pod feels satisfying or harsh, and it is easier to get wrong than people expect. In the UK the maximum strength for a nicotine vape is 20mg/ml, which is 2 per cent. The product listing shows the strengths available for Watermelon Ice, so choose from those. If you are unsure, the question to ask yourself is how much nicotine you are currently used to, not how strong you can handle.

• 20mg/ml: usually the right place for people who smoke around ten or more cigarettes a day, or who smoke their first cigarette soon after waking. It gives a firm throat hit and satisfies cravings quickly, which suits people switching fully from cigarettes.
• 10mg/ml: a common choice for lighter smokers, social smokers and people who have already stepped down. It is gentler on the throat and good for all-day use, particularly with a cooling flavour.
• Lower than 10mg/ml: where offered, these suit people who want to reduce nicotine gradually or who find even 10mg/ml too sharp.
• Nicotine-free options: where offered, these are for people who have finished stepping down and vape for habit and flavour alone.

There are signs you can read from your own body. If you feel dizzy, nauseous, headachy, sweaty or your heart seems to be racing, the strength is too high or you are vaping too often. Put the device down, take a break and drink some water. If your cigarette cravings return within an hour or so and you find yourself reaching for the device constantly, the strength may be too low, and moving up a step could help you stop smoking altogether rather than dual using.

The flavour affects the decision too. Cooling agents add a crispness that can make a firm throat hit feel stronger, so people sometimes pick a notch lower with ice flavours than they would with a plain fruit. Conversely, a person who knows they need 20mg/ml to stay off cigarettes should not drop to 10mg/ml just because the flavour feels cold, as that can lead to a relapse. Starting at the level that matches your cigarette habit and adjusting from there is the safest route.

A few things are worth keeping in mind. Nicotine is addictive in any form and these products are for adults who already use nicotine. Pregnant women, people with heart conditions and anyone on medication should speak to a GP or pharmacist before vaping. Under 18s must not buy or use vapes, and we ask for age confirmation. Store pods well out of the reach of children and pets, since liquid nicotine can be harmful if swallowed or if it gets on the skin or in the eyes. For free support to quit smoking, NHS Stop Smoking services in your area are a good starting point.

Who Watermelon Ice is for, and who should look elsewhere

Watermelon Ice suits a particular kind of vaper, and being honest about that saves you money. It works best for adult smokers and existing vapers who want a fruit flavour that is refreshing without being heavy, who like a cool finish and who prefer a tidy pod system to a bottle-and-tank hobby setup.

It is likely to suit you if you:

• currently smoke or have recently stopped and want a fruit flavour that moves you away from the taste of tobacco;
• used to buy single-use vapes and want a reusable device with replaceable pods following the 2025 ban;
• like cold drinks, sorbets and summer fruit flavours and want that profile on the inhale;
• want a light, fuss-free routine with no liquid to pour, no coils to change and no maintenance;
• vape mostly out and about and appreciate a small, pocketable device and spare pods that slip into a bag;
• want a gentler cooling effect than a full mint or menthol flavour.

You might want to look elsewhere if you:

• are under 18, or have never smoked or vaped. This product is not for you;
• want very large clouds or a direct-to-lung draw, as pod systems of this type are restricted by design;
• dislike sweet flavours or find cooling agents unpleasant, in which case a tobacco or non-ice flavour will be more comfortable;
• prefer to mix or choose your own e-liquids, where a refillable pod kit will give you freedom and a lower cost per millilitre;
• need a device to run for several days without charging, which is rare for any slim pod device;
• are pregnant, have a heart condition or are taking medication, without first talking to a health professional.

There is also the question of commitment to the ecosystem. Aero pods are made for Aero devices. If you already own a different pod device you cannot assume the pods will fit, so check compatibility before you order. Equally, if you buy an Aero device you are tying yourself to that pod range, which is perfectly reasonable as long as the flavours on offer keep you interested. Nexel offers several fruit, mint and sweet flavours for the Aero, so a change of taste does not mean a change of device.

If you are a smoker working towards quitting, a useful approach is to match your strength to your cigarette habit, use the device whenever you would reach for a cigarette and avoid mixing the two. Dual use keeps the toxins of smoking in your life while adding nicotine from the vape. Vape-only is where the benefit comes from.

How to use Nexel Aero prefilled pods step by step

The pod system is simple, and getting the first few minutes right avoids most of the problems people run into later. Follow these steps for a fresh pod and a charged Aero device.

• Step 1, charge the device. Plug it in with a USB-C cable and let it charge fully before first use, especially if it is new. Do not use a device with a very low battery to prime a pod.
• Step 2, open the pack carefully. Remove the pod and any protective plastic cap or bung from the mouthpiece and the base, if fitted. Check that the pod is clean and undamaged.
• Step 3, seat the pod. Push it into the device until it clicks or sits flush. If there is a pod orientation, it will only fit one way, so do not force it.
• Step 4, prime it. Take two or three gentle draws without pressing the button, where the device allows, to let the wick absorb liquid. Wait about thirty seconds to a minute for a brand-new pod before the first full puff.
• Step 5, start vaping. Draw slowly for two to three seconds, pause, then inhale or exhale. Short, gentle puffs give the best flavour and use less liquid than long hard pulls.
• Step 6, pace yourself. Take a puff when you feel the urge rather than chaining. Leave a few seconds between draws so the coil can re-wick.
• Step 7, swap when empty. When flavour fades, vapour thins or a burnt taste appears, remove the pod and fit a fresh one. Do not keep drawing on a dry pod.

A few habits extend the life of both pod and device. Keep the device upright when you can, since liquid can pool in the airflow channel if it lies on its side for long. Do not carry it in a pocket where it may be crushed. If you have not used a pod for a few days, take a couple of priming draws before the first full puff. And if you travel by air, check the airline rules, as vapes and batteries usually have to go in hand luggage, not the hold.

Disposal deserves a mention. A used pod still contains traces of nicotine liquid and a small coil, and should be handled and recycled responsibly. Do not put it in household recycling or general waste. Take used pods, and eventually the device itself, to a vape recycling bin or electrical waste drop-off point, which many UK vape shops, supermarkets and household waste recycling centres provide. Keep used pods away from children and pets until you can dispose of them.

Finally, keep your use legal and considerate. Vaping is not allowed on public transport, in most enclosed workplaces or on school grounds, and many venues have their own rules. When in doubt, ask or step outside.

Troubleshooting common problems

Pod systems are reliable, and most issues come from a handful of simple causes. Work through these from the top, as the first few fixes solve the majority of problems.

• Nothing happens when I draw. Charge the device first, because a flat battery is the most common cause. Then check that the pod is fully seated, remove protective caps and wipe the contacts with a dry cotton bud.
• The light flashes and it will not vape. This usually signals low battery or a pod that is not making contact. Plug in the device, reseat the pod and try again.
• Weak flavour or thin vapour. The pod may be nearly empty, or it may not be primed. Take a few priming draws, wait a minute and try again. If the liquid level is low, replace the pod.
• Burnt or hot taste. The coil is running dry. This happens when you chain vape, when the pod is near empty or when it has not been primed. Rest the device for a minute. If the taste persists, swap the pod.
• Gurgling or spitting. Condensation or liquid has pooled in the airflow. Remove the pod, tap the mouthpiece gently on a tissue and wipe it clean, then refit it.
• Liquid on the outside of the pod or device. A little condensation is normal, but active leaking is not. Wipe it off, check the pod for cracks and keep the device upright. If a pod is leaking, replace it.
• Device will not charge. Try another cable and a different power source, clear the port of lint and let the device sit at room temperature for a few minutes before trying again.
• Throat hit is too harsh. Take shorter, gentler draws. If it remains too sharp, the strength may be too high for you, and a lower strength may be more comfortable.
• The flavour has disappeared though the pod looks full. This is often palate fatigue, not a fault. Have a drink of water or switch flavours for a day and see if the taste comes back.

If you have tried these steps and a pod still does not work, the fault may lie with the pod or the device. Try a second pod in the same device, and try the same pod in a second device if you have one. That quickly shows which part is at fault. If a pod arrived damaged or does not work in a charged device, contact us with your order number and photographs so we can put it right. Our returns policy sits alongside your statutory rights as a UK consumer, and faulty goods are treated differently from products that have simply been used.

Never try to open a pod, remove the coil or refill the pod yourself. It will not fix the issue, it may void any claim and it can release e-liquid onto your skin.

Value for money: working out the real cost

The sticker price of a pod tells you little by itself. The figure that matters is what you spend per day, and that depends on how long a pod lasts for you. Dividing the price by the headline puff rating gives a tidy number that rarely matches real life, so we suggest a simple method you can run yourself.

• Step one: note the price you paid for the pod, or the price per pod if you bought a multi-pack.
• Step two: note the day you fit the pod and the day you replace it.
• Step three: divide the price by the number of days it lasted. That is your daily cost for the pod.
• Step four: add a share of the device cost. A rechargeable device that lasts a year or more adds only pennies per day.

As an illustration only, if a pod costs six pounds and lasts four days, it works out at one pound fifty a day. Your pod price and lifespan will differ, so use your own numbers. The reason to do this is that a pod that lasts a week for a light user is much better value than the same pod lasting a day and a half for a heavy one, even though the packaging says the same thing.

It also helps to compare against what you spent before. A pack of twenty cigarettes in the UK now typically costs in the region of fifteen pounds or more, and a person smoking a pack a day is spending well over four hundred pounds a month. Even a heavy pod user will usually spend a fraction of that, which is one of the practical reasons many smokers switch. Compared with buying single-use vapes, a reusable device also removes the waste of throwing away a battery with every purchase.

Where value can slip is in the extras. Buying single pods one at a time is usually more expensive than multi-packs, and a device that is damaged because it was crushed or left to cook in a car is an avoidable cost. Using the right strength also saves money, since someone on too low a strength tends to vape more often and burn through pods faster. Keeping a spare pod in your bag costs nothing extra and prevents panic purchases at petrol-station prices.

Finally, consider flexibility. Because Nexel makes several flavours for the Aero, you can try a different one without buying another device. Many people find that rotating two or three flavours reduces flavour fatigue and makes each pod feel fresher, which is worth more than a few pence saved per pod.

How Watermelon Ice compares with other flavours and other systems

Fair comparisons are only possible if you are clear about what is being compared. There are two questions here: how Watermelon Ice sits within the Aero range, and how the Aero pod system sits against other ways of vaping.

Within the Nexel Aero line-up there are fruit, mint, candy and blended options such as Juicy Peach, Berry Cooler, Fizzy Cherry, Fresh Mint and Blue Razz Lemonade. Watermelon Ice sits in the lighter, fresher part of that range. It is less dessert-like than a candy or gummy flavour, more fruit-forward than a mint, and cooler than a plain fruit. If you want the most obviously cold flavour, Fresh Mint will be firmer. If you want sweetness with a little tartness, the berry and lemonade blends are the closer match. If you want a juicy, mellow, summery taste with a soft chill, Watermelon Ice is the one that fits.

Against other watermelon ice flavours from other brands the picture is mostly one of small differences. Watermelon with ice is a staple across the vaping market, and each brand tunes the sweetness, the melon character and the amount of cooling slightly differently. Without a side-by-side test we cannot honestly say one is better than another, and personal taste decides far more than any specification. If you have enjoyed watermelon ice from another brand, this should feel familiar, and the main differences you will notice are in how sweet it is and how strongly it cools.

As for systems, here is how a closed prefilled pod compares with the main alternatives:

• Closed prefilled pods from other brands, such as Vuse ePod, SKE Crystal and ELFX: these work in the same way. You buy a device and swap pods. The practical differences are the pod price, the flavour range, the nicotine strengths on offer and how easy it is to find pods near you. Brand loyalty is mostly about which flavours you like and which pods you can get reliably.
• Refillable pod kits: you fill the pod with your own bottled e-liquid. The cost per millilitre is lower and the flavour choice is far wider, but you must handle liquid, change coils and accept the occasional spill. They suit hobbyists and heavier users more than people who want convenience.
• Larger tank kits and mods: these give bigger clouds and customisation, but they involve more learning, more maintenance and bigger devices. They are for people who want to tinker, not those who want a quick swap.
• Single-use disposables: these are no longer sold in Great Britain, and a reusable pod system like the Aero is the nearest replacement. It offers a similar plug-and-play feel without throwing away a battery each time.

In short, the Aero Watermelon Ice pod is a good fit when you value simplicity and a light, cool fruit taste, and a less natural fit when you want maximum control or the lowest running cost. Choose on the basis of how you actually vape, and give any new flavour at least a day or two before you decide.