Best Desktop Fish Tank With Led Clock
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None of the 11 listings in this guide states a clock. The data covers small desktop tanks, a clip-on LED light and a submersible heater, with tanks from 0.45 to 5 gallons. Most of the kits include a light, a filter or both. Every figure comes from the Amazon listing and seller copy, and none of it has been checked independently. Where two fields in a listing disagree, the figure is marked Not confirmed and left out of the comparison. A tank that looks right on the shelf may still be too small for your fish, or missing a filter the listing never mentions.
Comparison table
The table shows only what each listing states. A cell marked Not confirmed means two fields in that listing disagree. A cell marked Not stated in the listing means the field is empty or the listing does not give the figure.
| Item | Volume | Size | Light | Filtration | Heater | Warranty |
|---|---|---|---|---|---|---|
| Tetra Half Moon kit | 1.1 gal | 9.25 x 5 x 9.75 in | LED, positionable | Filters sold separately | Not stated in the listing | See label |
| Wagrvuy starter kit | Not confirmed (1.8 gal vs. 1.5 gal) | Not confirmed (12 x 7 x 7.48 vs. 11.8 x 7.1 x 7.3 in) | 3-color LED, USB | Silent pump, filter | Not stated in the listing | Not stated in the listing |
| AQUA DAREN 5 gal kit | 5 gal | 18.5 x 7.87 x 8.07 in | LED included | 95 GPH filter | Not stated in the listing | Not stated in the listing |
| iPriro 3 gal glass tank | 3 gal | 12.6 x 6.3 x 8.67 in | LED with clamp lamp | Hanging filter, 250 L/H | Not stated in the listing | 1 year |
| Kyymentto clip-on light | Not applicable (light) | Not confirmed (9.5 x 3.2 x 9.5 vs. 10.5 x 3.5 in) | 7 W LED, 10 dimming levels | Not applicable | Not applicable | 1 year (manufacturer) |
| PINVNBY 0.5 gal acrylic tank | 0.5 gal | 4.52 x 4.52 x 6.8 in | Not stated in the listing | Not stated in the listing | Not stated in the listing | Not stated in the listing |
| DaToo 1 gal kit | 1 gal | 7.8 x 5.8 x 6 in | Three-color LED cover | Side filter, 42 GPH pump | Not stated in the listing | Not stated in the listing |
| ZOOXIET 0.45 gal tank | 0.45 gal | 4.92 x 4.53 x 9.65 in | Not stated in the listing | Not stated in the listing | Not stated in the listing | Not stated in the listing |
| LIYAOLI 2.5 gal retro tank | 2.5 gal | Not stated in the listing (package 13 x 9 x 9 in) | 3-color LED | Silent pump, mechanical filter | Not stated in the listing | Not stated in the listing |
| Pawfly 2 gal starter kit | 2 gal | 11.5 x 7 x 7.2 in | 6 W LED, timer | Filter, mini air pump | Not stated in the listing | Not stated in the listing |
| hygger betta heater | Rated for up to 5 to 26 gal | 1.2 x 1.2 x 4.14 in | Not applicable | Not applicable | Submersible heater, 10 to 100 W | Not stated in the listing |
How to choose a desktop tank
Start with the space, then the fish. Measure the spot where the tank will sit, including the depth of the shelf and the height above it if you plan to add a lid light or a hanging filter. The listed dimensions run from about 4.5 inches square for the PINVNBY tank to 18.5 inches long for the AQUA DAREN 5 gallon kit. A tank that fits your shelf in length may not fit once a hanging filter or a lamp clamp adds depth or height, so check the depth and height as well as the length.
Next, match the volume to the fish. The listings name betta fish most often, with some also naming shrimp, guppies, jellyfish and goldfish. The LIYAOLI listing names a wider range, including peacock fish, fighting fish and goldfish. Volume is the simplest way to compare tanks, and it is the first thing to confirm. Where a listing gives two volumes, as the Wagrvuy does, do not rely on either figure until the seller explains it.
Then look at the four things that make a tank work day to day: light, filtration, heating and a lid. Most of the tank kits here include a light, and several include a filter. None of the nine tank kits lists a heater as included. The hygger heater is sold as its own product, so if you plan to keep a fish that needs a warmer temperature, budget for the heater separately and check its rated tank size before you buy.
Lid features matter more than they sound. Some tanks have a feeding hole in the top, which the PINVNBY and DaToo listings both mention, so you can feed without lifting the lid. A cover also keeps a light and a cord in a fixed position. The AQUA DAREN has a semi-open top with a hydroponic basket and storage grooves, while the iPriro tank includes a custom lid.
Finally, look at the material. The listings describe acrylic, glass, polycarbonate, PET plastic and ABS. Glass is the heaviest option, and the iPriro tank weighs 3.79 kg as listed. Plastic and acrylic are lighter, which makes them easier to move. The Pawfly listing describes its acrylic as shatterproof and resistant to yellowing, which is a seller claim. The PINVNBY listing says spot clean only, so plan on wiping rather than washing it in the machine.
Lighting: built into the lid or clipped on
The listings describe two kinds of light. The first is built into the lid or cover of a starter kit, which is the case for the Wagrvuy, AQUA DAREN, DaToo, Pawfly and LIYAOLI kits. The Tetra kit also has LED lighting that can be placed above or below the tank. The second kind is a separate light that clips on to the tank, which is the Kyymentto product.
A lid light is convenient because it is already in the right place. The Wagrvuy light is USB powered with three colour modes, and the adapter is not included. The DaToo light has three colour modes and ten brightness levels, and it needs a regular 5V transformer sold separately. The Pawfly light offers day and night modes, a timer with 8, 10 and 12 hour settings, and six brightness levels. Those features suit a desk tank where the light should come on at the same time each day.
A clip-on light is useful for a tank that has no light built in, or for a tank where the lid light is too small. The Kyymentto clip fits most rimless tanks with glass up to 0.25 inches thick, and its gooseneck arm bends to any angle. Check the rim style and the glass thickness before you buy. The listing does not say which tanks it fits beyond that general statement. For a standalone fixture comparison, see AquaNeat vs NeoAqLux aquarium lights.
Power details differ between fields in the Kyymentto listing. The description says it is USB powered and works with a USB adapter or power bank. The power source field, however, reads corded electric, and the voltage field reads 120 volts. Those two descriptions do not match, so the power source is Not confirmed. Confirm how the light is powered before you plan where the cable will run.
Filtration and water movement
Filtration is listed in different ways across the tanks, and the units differ. The AQUA DAREN lists a 95 GPH pump rating and says the pump is 30 dB or less. The DaToo lists a 42 GPH pump with a silent, adjustable control. The iPriro lists 250 L/H for a hanging filter with adjustable flow. GPH and L/H are different units, so the flow figures cannot be compared directly without conversion. Compare filter types and flow only within the same unit.
The Pawfly kit includes a mini air pump and a filter, but the listing gives no flow rating for either part. The LIYAOLI has a silent pump with mechanical filtration and an integrated planter, and the listing says the planter can extend water change cycles to two to three weeks. That is a seller claim. The Tetra kit lists filters as sold separately, which means you need to buy a filter before the tank is ready for fish.
The iPriro listing includes an important step. It says to fill the filter with water before every start-up. Skipping that step is an easy mistake, and the listing calls it out specifically.
Two tanks in this guide do not list any filtration at all: the PINVNBY and the ZOOXIET. Both are small enough that the listings focus on the look and the fish rather than the water system. If you want a filter, plan to buy one separately.
Heating
Only one item in the guide is a heater, and it is sold as its own product. The hygger submersible heater comes in 10 W, 25 W, 50 W and 100 W versions, and the title says it suits tanks from 5 to 26 gallons, in both marine and freshwater use. The listing gives four wattage options and four tank sizes, but it does not say which wattage matches which tank size. Ask the seller before you buy, or match the wattage to your tank using the instructions that come with the heater. For more on betta heaters, see best betta bowl heater options.
The heater has a digital display and a remote temperature control, so you can adjust the setting without putting your hands in the water. It also has overheating protection that stops heating above 95 F and displays an error code, along with a warning that the heater stops if the water level is too low. Those are seller claims, but they tell you what to look for in a heater: a digital readout, a remote control and a clear error code.
The listing also says to unplug the power before cleaning the heater. Make that a routine step.
Product-by-product breakdown
Each entry below is built from the listed fields and description. Where data is incomplete or inconsistent, the entry says so once.
Tetra LED Half Moon 1.1 Gallon Fish Tank Kit
This is a half-moon acrylic kit with a 1.1 gallon volume and a stand included. It measures 9.25 x 5 x 9.75 inches and weighs 1.3 pounds. The clear front is curved and allows unobstructed viewing. The canopy has a feeding hole, and the LED light can be positioned to light the tank from above or below.
The 1.1 gallon size suits a single betta on a desk, and the listing describes the kit as a beginner tank. Filters are sold separately, so budget for one. The warranty field reads See Label, which does not give a term. The item type field reads Aquarium Light, which does not match a kit that includes a tank and a stand. That mismatch does not change the size data, but it is worth confirming what the package contains.
Wagrvuy 1.8 Gallon Starter Kit
This is a rectangular polycarbonate kit with a built-in three-colour LED, a silent pump, a filter and a hydroponic basket in the cover. The listing describes it as a kit for cold-water species such as betta fish, goldfish and shrimp, and the tank is described as lightweight. The item weighs 1.27 kg as listed.
Two figures are Not confirmed. The title says 1.8 gallons, while the tank volume bullet says 1.5 gallons. The product dimensions field reads 12 x 7 x 7.48 inches, while the description gives 11.8 x 7.1 x 7.3 inches. A mismatch of this kind affects how much water you need and how much room the tank takes up, so ask the seller for one set of figures before you order.
The material is also inconsistent. The material field says polycarbonate, but the description refers to PET plastic. The listing advises washing all components with clean water and letting them air-dry after delivery, and it says to use sun-exposed water rather than untreated tap water. Follow the seller’s full guidance on water and let the components dry before you set up.
AQUA DAREN 5 Gallon Fish Tank Kit
This is the largest tank in the guide, at 5 gallons and 18.5 x 7.87 x 8.07 inches. It is a square plastic tank with a black background. The kit includes a filter rated at 95 GPH with a pump the listing describes as 30 dB or less, an LED light, a black filter sponge, a small net, and random plastic plants. The top is a semi-open cover with a hydroponic basket and storage grooves, so you can set fish food on it.
The parts list is clear, and the listing names the filter as a 5W unit. The listed brand is AQUA DAREN, but the manufacturer field reads OUM AQUA. That is a naming difference rather than a number, but it is worth knowing when you check the seller. The warranty is not stated in the listing.
This tank suits a person who wants more water volume on a desk or shelf that can take the footprint. It is the kit to consider if you want the most room in this guide and do not need the smallest possible setup.
iPriro 3 Gallon Glass Fish Tank
This is the only glass tank in the guide. It measures 12.6 x 6.3 x 8.67 inches, with 4 mm glass, a black back panel and a black EVA cushion on the bottom. The kit includes LED lights, a hanging filter, a separator plate, a custom lid and a clamp lamp. The item weighs 3.79 kg as listed, which makes it the heaviest tank here.
The filter is rated at 250 L/H with adjustable flow, and it hangs on the back so there is more room inside the tank. The listing says to fill the filter with water before every start-up. The separator plate can divide the tank, which may suit someone who wants two fish in one tank. The warranty is 1 year from the manufacturer.
The glass and the weight mean this is a fixed piece, not a tank you move often. The listing describes it for betta fish, guppies and angelfish, which it calls small companions.
Kyymentto 7W Clip-On Aquarium Light
This is not a tank. It is a clip-on LED light for nano tanks from 1 to 5 gallons. The light is 7 W, with three colour modes and ten brightness levels from 10 to 100 percent. The description mentions high-CRI chips that simulate natural sunlight, a splash-proof ABS shell, and a bendable gooseneck arm.
Some figures conflict. The dimensions field reads 9.5 x 3.2 x 9.5 inches, while the description gives 10.5 x 3.5 inches. The unit count field reads 10, while the number of items field reads 1. The power source is Not confirmed: the description says USB powered, but the power source field reads corded electric at 120 volts. Confirm the power and the size before you plan the cable run.
The light clips onto rimless tanks with glass up to 0.25 inches thick. That makes it a useful add-on for a tank that has no built-in light, but check the rim before you buy. The listing gives a 1 year manufacturer warranty.
PINVNBY 0.5 Gallon Acrylic Tank
This is the smallest acrylic tank in the guide, at 4.52 x 4.52 x 6.8 inches and 0.5 gallons. The included components field lists the tank and two plastic plants, and no light, filter or pump is named. The top has feeding holes, so you can feed the fish without opening the lid. The listing claims 95 percent light transmission for the acrylic.
The breed recommendation field reads Medium Breeds, Small Breeds, which is a pet category that does not describe fish. Ignore that field for this product. The care field reads spot clean only, so wipe the acrylic rather than washing it in water.
The listing names betta, shrimp, guppies and jellyfish. It is a good size for a small desk, a bedside table or a gift for a first-time keeper. Do not expect it to hold a heater or filter, since none is listed.
DaToo 1 Gallon Starter Kit
This is a black plastic kit, 7.8 x 5.8 x 6 inches, with a 1 gallon volume. The listing describes a hidden side filter with a 42 GPH pump, filter cotton, a three-colour LED cover with ten brightness levels, and a feeding hole in the top. It has a wiring slot to keep cables neat and a suction port for cleaning.
The included components field lists only a filter. The description lists the full set: the tank, a filter sponge, a 3 W adjustable pump and the LED cover. Those two descriptions do not agree, so confirm the contents before you order. The lamp needs a regular 5V transformer, which is sold separately, and it does not support fast-charging adapters.
The warranty is not stated in the listing, though the description mentions after-sales service. A 1 gallon kit suits a betta or a small shrimp colony on a desk. The self-cleaning feature is a seller claim to check against your own setup.
ZOOXIET 0.45 Gallon Fish Tank
This is the smallest volume in the guide, at 0.45 gallons and 4.92 x 4.53 x 9.65 inches. It is transparent, white in colour, and made of plastic. The included components field lists plastic pearl coral and a fish tank brush. No light, filter or pump is named.
The listing describes coral and pearl decorations for layered landscapes, a brush to clear limescale and algae from the walls, and no need for assembly. It is suitable for small fish and shrimp, and it can be given as a gift.
The manufacturer is Sanmu, while the brand is ZOOXIET. The warranty field reads NO, which does not state a term, so the warranty is not stated in the listing. A tank this small needs close attention to water changes, and the listing does not give a maintenance schedule. Confirm the care plan for your fish before you buy.
LIYAOLI 2.5 Gallon Retro TV Fish Tank Kit
This is a black ABS retro-style tank with a 2.5 gallon volume. The kit includes a three-colour LED with blue, white and daylight modes, a built-in plant planter, and a silent pump with mechanical filtration. The planter supports hydroponic plants such as pothos or bamboo, and the seller claims the plants can extend water changes to two to three weeks.
Item counts conflict. The number of items field reads 4, while the unit count field reads 1.84 pounds, which is a weight rather than a count. Item count is Not confirmed. The product dimensions field is not stated in the listing, but the package dimensions are 13 x 9 x 9 inches and the package weighs 4.2 pounds.
The listing names small tropical fish such as peacock fish and fighting fish, and cold-water fish such as goldfish. It lists indoor and outdoor use. For a shelf or desk where the look of the tank matters, this kit has a distinctive style, but check that the fish you want appears on the listing’s list before you buy.
Pawfly 2 Gallon Starter Kit
This is a complete kit: a 2 gallon tank measuring 11.5 x 7 x 7.2 inches, an LED light, a mini air pump, a filter, a manual siphon water changer, a removable partial lid and a hydroponic basket. The tank is acrylic with 3 mm walls. The listing describes it as shatterproof and resistant to yellowing and UV, and it claims the clarity lasts over five years, which is a seller claim.
The LED offers day and night modes, a timer with 8, 10 and 12 hour settings and six brightness levels. The air pump and filter have no flow rating in the listing. The siphon water changer is useful for changing water and cleaning the tank, and the listing says it can also be used for sand washing. No warranty term appears in the listing.
This kit suits a person who wants everything in one box, with a light on a timer and a way to change the water without pouring. The main gap is the missing flow data, so ask the seller for the filter’s rating before you choose it for a larger fish.
hygger Betta Heater, 10W to 100W
This is a quartz glass submersible heater with an LED digital display and an external temperature controller. The title lists 10 W, 25 W, 50 W and 100 W versions, rated for tanks up to 5, 10, 16 and 26 gallons, in freshwater and marine water. It is thumb-sized, about 4.1 inches long, which suits nano and betta tanks.
The heater stops if the water goes above 95 F or if the water level drops below the minimum. The display shows error codes, including HH for high temperature and E1 for out of water. The remote control lets you adjust the setting without wet hands. The item weighs 0.27 kg, or 9.52 ounces.
The mapping of wattage to tank size is not stated in the listing. Confirm which wattage matches your tank before you buy. Warranty terms are missing from that listing too.
Who should buy, who should skip
Buy one of these tanks if:
- You have a small desk, shelf or bedside table and want a tank that fits in a fixed spot. The ZOOXIET, PINVNBY, DaToo and Tetra tanks are the smallest, from 0.45 to 1.1 gallons.
- You want a light built into the lid or kit. The Tetra, Wagrvuy, AQUA DAREN, iPriro, DaToo, Pawfly and LIYAOLI kits all include one.
- You want the parts in one box. The Pawfly kit lists a tank, light, pump, filter, water changer, lid and basket together, and the AQUA DAREN kit lists a filter, light, net and plants.
- You want a tank with a clear glass front and a separator. The iPriro tank is the only glass option, and its separator plate can divide the tank.
- You want a light that can go on a tank you already own. The Kyymentto clip-on fits rimless tanks with glass up to 0.25 inches thick.
Skip these if:
- You need a heater in the box. The included-parts fields in this guide show no heater.
- You need a filter in the box. The Tetra kit lists filters as sold separately, and the PINVNBY and ZOOXIET listings name no filter.
- You need a warranty term. Only the iPriro tank and the Kyymentto light state a warranty term clearly. The Tetra warranty reads See Label, and several others are not stated in the listing.
- You need an exact volume for a larger fish. The Wagrvuy volume is Not confirmed, and the ZOOXIET tank is only 0.45 gallons.
Situations where these tanks fit:
A betta owner with a 1 to 3 gallon space on a desk has the widest choice here. The Tetra, DaToo, PINVNBY, iPriro and Pawfly kits are all sized in that range. Check the lid and the light before you buy, since a lid with a light and a feeding hole makes daily use simpler.
A person who wants shrimp, or a small colony of guppies or jellyfish, can look at the PINVNBY and ZOOXIET tanks, whose listings name those species. Confirm that the water movement suits the species, because neither listing names a filter.
A person who wants a light on a timer can look at the Pawfly kit, which has day and night modes and a timer with 8, 10 and 12 hour settings. A person who already has a tank without a light can look at the Kyymentto clip-on light.
A gift for a first-time keeper is a common use. The PINVNBY and ZOOXIET listings both mention gifts, and both are small and simple to set up. Neither includes a filter or heater, so the recipient may need to add those later.
Pre-purchase checklist
- Measure the space. Check the length, depth and height, including room for a hanging filter or a lamp clamp.
- Confirm the volume. Where the title and the volume bullet disagree, as with the Wagrvuy, ask the seller for one figure.
- Check the included parts. Compare the included components field with the description. The DaToo field lists only a filter, while the description lists more.
- Match the light to the tank. A built-in light is convenient. A clip-on light needs a rim that fits, and the Kyymentto light fits glass up to 0.25 inches.
- Check the power. The Kyymentto light has conflicting power descriptions. Confirm the power source, the adapter and the cable run.
- Compare flow in one unit. GPH and L/H are different units, so do not compare the AQUA DAREN and iPriro flow figures without converting one of them.
- Confirm the heater size. The hygger heater lists four wattages and four tank sizes without a clear mapping. Ask which wattage matches your tank.
- Ask about the warranty. Several listings state no warranty term. If that matters to you, confirm it with the seller before you order.
- Check the material. Glass is heavier. Acrylic and plastic are lighter, but the PINVNBY care field says spot clean only.
- Check the species. The listings name different species for different tanks. Match the tank to the fish you plan to keep.
Setup and care from the listings
Several listings give setup steps that are worth following. The Wagrvuy listing says to wash all components with clean water and let them air-dry after delivery. It also gives advice on introducing new fish, which is worth reading in full on the listing before you add any.
The iPriro listing says to fill the hanging filter with water before every start-up. Running a filter dry can cause problems, so make this a routine step.
The hygger listing says to unplug the heater before cleaning. Do the same with the light and any other electric part before you touch the water.
The PINVNBY listing says spot clean only, so use a soft cloth on the acrylic. The ZOOXIET listing describes a brush for limescale and algae on the walls, which suits glass and plastic walls alike.
For the Pawfly kit, the siphon water changer can also be used for sand washing and tank cleaning. Use it on a regular schedule to keep the tank clean, though the listing does not give a fixed interval.
The LIYAOLI listing claims the planter extends water changes to two to three weeks. Treat that as the seller’s claim, and check your own water and your fish’s needs before you extend the interval.
Common mistakes
Buying by volume alone. The volume is one figure. The footprint and depth matter too, especially for a hanging filter or a clamp lamp.
Assuming a filter or heater is included. Only some kits list a filter. None of the nine tank kits lists a heater. Check the included components field before you buy.
Missing the power difference. The Kyymentto light is described as USB powered and listed as corded electric. Confirm the power source before you plan the cable.
Comparing flow ratings across units. GPH and L/H cannot be compared directly.
Choosing a clip-on light without checking the rim. The Kyymentto light fits rimless tanks with glass up to 0.25 inches. A thicker or framed rim may not suit it.
Skipping the air-dry step. The Wagrvuy listing asks for components to be rinsed and dried after delivery. Skipping that step is an easy way to start with a dirty tank.
Assuming a clock. None of the listings states a clock feature. Anyone searching for a desktop tank with an LED clock will not find one in this data. Choose on the features above.
Desktop-sized tanks and what they hold
Desktop tanks in this set range from about 1 gallon to 5 gallons. The Vehipa acrylic kit is 1 gallon, measuring 7.8 by 5.8 by 6 inches. The Tetra LED Half Moon kit holds 1.1 gallons and measures 9.25 by 5 by 9.75 inches, and includes a stand. The Wagrvuy kit holds 1.8 gallons in a clear polycarbonate tank, 12 by 7 by 7.48 inches. The iPriro tank is a 3-gallon glass tank that measures 12.6 by 6.3 by 8.67 inches. Choose the tank that fits the desk and the fish you plan to keep, and check the footprint against the space you have.
Heating a small tank
Desktop tanks lose heat quickly, so a heater matters. The hygger heater in this set is a 10-watt submersible unit for small glass or acrylic tanks, with a temperature range of 59 to 93 degrees Fahrenheit. Its listing describes 2-millimetre quartz glass and a digital display with an LED. A heater with a digital readout lets you check the temperature without a separate thermometer. Check the wattage against the tank volume, since a heater rated too high can overheat a small tank.
Built-in lights and filters
Many desktop kits include a light and a filter. The Tetra kit has a moveable LED light. The Wagrvuy kit ships with an LED light and a water filter. The FS&AQ 5-gallon kit has a filter light and a lid, and the Vimvins listing describes a self-cleaning design. A built-in light is convenient on a desk, but check whether it runs on a timer or all day, since the light cycle affects the algae that grow on the glass.
Choosing a size for the desk
A small tank is easier to keep clean, but it changes water quality faster. The Tetra and Vehipa tanks are the smallest in this set, while the FS&AQ and Vimvins tanks hold 5 gallons. A larger tank is more stable for a betta, but it is heavier and needs more room on the desk. Pick the largest tank the desk can hold, then check the weight before you fill it.
Frequently asked questions
Does any tank in this guide have a clock?
No. None of the 11 listings states a clock feature. The guide covers desktop tanks with LED lights, and it includes one clip-on light and one heater.
Which tank is the largest?
The AQUA DAREN 5 gallon kit is the largest tank in the guide, at 18.5 x 7.87 x 8.07 inches according to its listing.
Which tanks include a light?
The Tetra, Wagrvuy, AQUA DAREN, iPriro, DaToo, Pawfly and LIYAOLI kits list a light. The PINVNBY and ZOOXIET listings name no light.
Do any tanks include a heater?
No. The hygger heater is sold as its own product, and no tank kit in this guide lists a heater as included.
Can I use the clip-on light on any tank?
According to its listing, the Kyymentto light fits rimless tanks with glass up to 0.25 inches thick. Check your tank’s rim and glass before you buy.
Which tank works for a betta?
Several listings name betta fish, including the Tetra, PINVNBY, DaToo, Pawfly and iPriro. Choose a size that suits your space and the fish you plan to keep.
Why are some volumes marked Not confirmed?
The Wagrvuy listing gives 1.8 gallons in the title and 1.5 gallons in the volume bullet. Until the seller confirms which is right, neither figure is used in the comparison.
What should I check first?
Start with the space, then the volume, then the included parts. Check the power source for any electric item, and confirm the warranty if it matters to you.
