The models in detail
This page is for pool owners who want a robot with no power cable floating across the water. We picked six battery-powered models from Amazon.com product listings checked on October 10, 2026, and compared what each listing claims for runtime, coverage and cleaning zones. We did not put these robots in a pool ourselves, so every figure below is the manufacturer's claim.
1 · Our pick
WYBOT C1
Robotic pool cleaner4/5 from 1038 Amazon customer ratings (as of October 10, 2026)
The WYBOT C1 is the most complete all-rounder among the cordless robots here. According to the listing, it cleans the floor, walls, waterline and steps, using a triple-motor system that climbs 45° slopes and gyroscope navigation that follows N-Path and S-Path patterns. The description claims up to 160 minutes per charge for pools up to 1,618 sq ft and 9.86 ft deep, after a 4-hour charge. That is less runtime than the WYBOT C2 or the Beatbot AquaSense 2 claim, but enough coverage for a typical backyard inground pool. Be aware of a few gaps. The brand's own table lists 150 mins and 1,615 sq ft, so the figures do not match. Climbing smooth walls requires installing the included floating kit. The listing gives neither the weight nor the filter fineness, which matters when you lift a wet battery robot out of the water. The WYBOT app handles schedules and modes and receives firmware updates.
Pros, cons and specs
Pros
- Cleans the floor, walls, waterline and steps with a triple-motor system that climbs 45° slopes.
- Gyroscope navigation follows N-Path and S-Path patterns to reduce missed spots.
- Up to 160 mins per charge for pools up to 1,618 sq ft and 9.86 ft deep, according to the description.
- WYBOT app for schedules and modes, with OTA firmware updates.
Cons
- Climbing smooth walls requires installing the included floating kit.
- Runtime and area differ between the description and the brand table (150 mins and 1,615 sq ft).
- Filter fineness and weight are not given.
Best for: Inground pool owners who want a cordless robot that also cleans walls and the waterline.
Skip it if your pool is deeper than 9.86 ft.
Other specs
- Pool sizeup to 1,618 sq ft; depths up to 9.86 ft
- PowerCordless battery
2 · Long runtime, above ground
Cordless robotic pool cleaner (unbranded)
Robotic pool cleaner3,9/5 from 446 Amazon customer ratings (as of October 10, 2026)
This unbranded robot matches the WYBOT C2's claimed runtime, behind only the Beatbot on this page: up to 180 min, covering up to 2000 sq ft per charge, according to the listing. It runs on a 180W motor with track drive, uses sonar navigation to plan its route, and auto-parks at the pool edge when the battery runs low, with LED lights showing its status. The top-loading filter is washable and rated at 80 GPH. The trade-offs are real. There is no brand, no model name, no weight and no filter fineness, so you have little to compare it with or to chase for support. The title promises wall climbing, but the description only mentions slopes up to 45° and says nothing about the waterline. The title also rules out pools with sharp steps or raised drains. Its 3.9 rating over 446 reviews ties the Beatbot for the lowest score among the six.
Pros, cons and specs
Pros
- Up to 180 min of runtime covering up to 2000 sq ft per charge, according to the listing.
- A 180W motor with track drive and sonar navigation for route planning.
- Auto-parks at the pool edge when the battery runs low, with LED status indicators.
- Top-loading, washable filter for leaves, sand, hair and algae.
Cons
- No brand, model name, weight or filter fineness is given.
- The title says wall climbing, but the description only mentions slopes up to 45° and no waterline cleaning.
- Not suitable for pools with sharp steps or raised drains, per the title.
Best for: Above-ground pool owners who want a basic cordless robot with long runtime.
Skip it if your pool has sharp steps, raised drains or you need waterline scrubbing.
Other specs
- Pool sizeup to 2000 sq ft per charge
- PowerCordless battery
- FiltrationTop-loading washable filter, 80 GPH
3 · Finest filtration
WYBOT C2
Robotic pool cleaner4,2/5 from 421 Amazon customer ratings (as of October 10, 2026)
The WYBOT C2 is the step up from the C1 for inground owners who care about filtration. It pairs a 10μm ultra-fine filter with a 180μm primary filter, the finest filtration stated by any cordless model on this page. The listing claims up to 180 minutes and coverage of up to 2,152 sq ft per cycle, with three brushless motors that climb walls and steps and clean the waterline. You also get seven cleaning modes, gyroscope navigation and auto-parking at the edge. The main limitation is the app: it connects over Bluetooth only while the robot is on shore, so you cannot watch or redirect it while it cleans. Weight is not given, and the brand's comparison table lists a different coverage area than the product page does. At 4.2 out of 5 from 421 ratings, it scores higher than the C1, on fewer reviews.
Pros, cons and specs
Pros
- Runs up to 180 minutes and covers up to 2,152 sq ft per cycle, according to the listing.
- Dual filtration with a 10μm ultra-fine filter and a 180μm primary filter.
- Three brushless motors, with wall, step and waterline climbing.
- Seven cleaning modes, gyroscope navigation and auto-parking at the edge.
Cons
- The app connects over Bluetooth only while the robot is on shore.
- Weight is not given, and the brand's comparison table lists a different coverage area.
Best for: Inground pool owners who want long runtime and fine filtration in a cordless robot.
Skip it if you want to control or monitor the robot from your phone while it cleans.
Other specs
- Pool sizeup to 2,152 sq ft per cycle
- PowerCordless battery
- Filtration10μm ultra-fine + 180μm primary filter
4 · Tracks over drains, steps
RERIOU cordless robotic pool vacuum
Robotic pool cleaner4,1/5 from 404 Amazon customer ratings (as of October 10, 2026)
The RERIOU cleaner is the only cordless model here built around industrial-grade tracks, which the listing says give traction over drains, steps, corners and uneven surfaces. Sonar navigation maps the pool to cut overlap, and two independently controlled 180W brushless motors drive it, with an IP68-certified internal architecture. Three modes cover the floor, the walls or the full pool, and it is listed for tile, concrete, vinyl and fiberglass, in both inground and above-ground pools up to 2150 sq ft. The gaps are significant: the listing gives no filter type, battery capacity, charge time, weight or model name. Waterline cleaning and the 150-minute runtime appear only in the title, so treat both as unconfirmed until the seller answers. There is no app either, which keeps operation to a one-touch start. Customers rate it 4.1 out of 5 across 404 reviews, close to the WYBOT C2 on a similar number of ratings.
Pros, cons and specs
Pros
- Industrial-grade tracks for traction over drains, steps, corners and uneven surfaces, according to the listing.
- Sonar navigation maps the pool to cut overlap and running time.
- Two independently controlled 180W brushless motors with an IP68-certified internal architecture.
- One-touch start with three modes (floor, wall, full coverage) for tile, concrete, vinyl or fiberglass pools.
Cons
- Filter type, battery capacity, charge time and weight are not given.
- Waterline cleaning and the 150-minute runtime appear in the title only.
- No model name is given.
Best for: Owners of inground or above-ground pools up to 2150 sq ft who want a cordless tracked cleaner.
Skip it if you need app control, a published filter spec or a model name to compare.
Other specs
- Pool sizeUp to 2150 sq ft
- PowerCordless battery
5 · Large inground pools
Beatbot AquaSense 2
Robotic pool cleaner3,9/5 from 402 Amazon customer ratings (as of October 10, 2026)
The Beatbot AquaSense 2 is the cordless robot for big inground pools. It claims coverage up to 3,230 sq ft, the largest on this page, and up to 4 hours on the floor or 3.5 hours on walls and waterline. It scrubs the waterline twice on every climb and uses CleverNav, built on a 4-core CPU and 16 sensors, two of them ultrasonic. Retrieval is where it stands out: it parks at the surface after cleaning or below 15% battery, and SmartDrain releases water so the lift is easier, according to the listing. It charges on a wireless dock with no exposed ports, though a full recharge takes 4 hours. The listing mentions 3-year protection with full machine replacement. Downsides: no weight or filter fineness, and conflicting battery figures, 10,000mAh in the bullets against 94000mAh in a brand banner. Its 3.9 rating on 402 reviews trails its spec sheet.
Pros, cons and specs
Pros
- Parks at the surface after cleaning or below 15% battery, and SmartDrain releases water for an easier lift, according to the listing.
- Scrubs the waterline twice on every climb, with an S-path for floors and N-path for walls.
- CleverNav uses a 4-core CPU and 16 sensors (2 ultrasonic) for pools up to 3,230 sq ft.
- Wireless charging dock with no exposed ports; full recharge in 4 hours, and 3-year protection with full machine replacement.
Cons
- Robot weight and filter fineness are not given.
- Battery figures conflict: 10,000mAh in the bullets, 94000mAh in a brand banner.
- Recharge takes 4 hours between cycles.
Best for: Owners of large inground pools who want a cordless robot that cleans the waterline and floats up for retrieval.
Skip it if you want a corded robot with unlimited runtime or need an above-ground model confirmed by the listing.
Other specs
- Pool sizeUp to 3,230 sq ft
- PowerCordless, 10,000mAh battery, wireless charging dock
- FiltrationFilter basket
6 · Small flat pools
Aiper Seagull SE (2026)
Robotic pool cleaner4,3/5 from 271 Amazon customer ratings (as of October 10, 2026)
The Aiper Seagull SE (2026) is the simple option, and the only cordless robot on this page with a stated weight: 7.5 lbs. It is meant for flat above-ground pools up to 860 sq ft and claims up to 100 minutes per charge, with 1320GPH suction for leaves, dirt and debris. When the battery runs low it self-parks near the wall, and fast water drainage makes it easier to pull out. A built-in chemical dispenser comes with it; the listing says it helps balance pool water, but treat that as the manufacturer's claim, not a replacement for testing your water. The limits are clear in Aiper's own comparison table: it cleans the floor only, with no walls or waterline, and has no intelligent path planning. Filter fineness is not stated. If your pool is small and flat, its 4.3 rating from 271 reviews, the best score in this group, makes it a sensible choice.
Pros, cons and specs
Pros
- Up to 100 minutes per charge for flat above-ground pools up to 860 sq ft.
- 1320GPH suction for leaves, dirt and debris, according to the listing.
- Light at 7.5 lbs with fast water drainage, and it self-parks near the wall when the battery is low.
- A built-in chemical dispenser is included, which the listing says helps balance pool water.
Cons
- Floor cleaning only, with no walls or waterline, per Aiper's comparison table.
- No intelligent path planning, according to the same table.
- Filter fineness is not stated.
Best for: Owners of small, flat above-ground pools who want a light, simple cordless robot.
Skip it if you need wall and waterline cleaning or systematic path planning.
Other specs
- Pool sizeup to 860 sq ft
- PowerCordless battery
- Filtration1320GPH suction
How to choose a cordless robotic pool cleaner
Match claimed runtime to your pool size
Pick a robot whose claimed coverage clearly exceeds your pool's surface, because runtime figures are manufacturer claims. On this page, claims range from up to 100 minutes and 860 sq ft for the Aiper Seagull SE to up to 4 hours and 3,230 sq ft for the Beatbot AquaSense 2. Wall climbing uses more battery: Beatbot quotes 3.5 hours for walls and waterline against 4 hours for the floor alone. Also check charge time, since a cordless robot sits idle while it recharges; the WYBOT C1 and the Beatbot both list 4 hours.
Decide whether the waterline matters to you
If you see a ring of grime at the water's edge, choose a model that lists waterline cleaning in its specs. The WYBOT C1, WYBOT C2 and Beatbot AquaSense 2 all do, and the Beatbot scrubs that line twice per climb. The RERIOU mentions the waterline only in its title, and the unbranded robot only claims slopes up to 45°. The Aiper Seagull SE cleans the floor only, per Aiper's own table. For a pool where debris settles on the bottom and the walls stay clean, a floor-only robot can be enough.
Plan how you will lift it out
A cordless robot has to come out of the pool to charge, so retrieval should weigh in your choice. Only the Aiper Seagull SE states its weight, 7.5 lbs; every other listing here leaves it out, which is worth asking the seller about. The Beatbot AquaSense 2 floats to the surface after cleaning or below 15% battery and drains water as you lift it. The WYBOT C2, the unbranded model and the Seagull park at the edge when the battery runs low. Keep a pool hook handy for the others.
Look at navigation, not just motor count
Systematic navigation decides how much of the pool gets covered on one charge. The two WYBOT models use gyroscope navigation with set patterns, the unbranded robot and the RERIOU use sonar to plan routes, and the Beatbot relies on 16 sensors under its CleverNav system. The Aiper Seagull SE has no intelligent path planning, according to Aiper's table, which is acceptable in a small flat pool but wasteful in a large one. Motor figures such as 180W tell you less than the navigation method about coverage.
Check the filter you will empty after each run
Look for a stated filter fineness if fine debris or sand is your problem. The WYBOT C2 is the only model here with figures: a 10μm ultra-fine filter plus a 180μm primary filter. The unbranded robot lists a top-loading washable filter rated at 80 GPH, and the Beatbot a filter basket without fineness. The C1, the RERIOU and the Seagull do not state fineness at all. A top-loading design means you lift the filter out from above, which is less messy with a wet robot on the deck.
Know what the app can and cannot do
An app is useful for schedules, but check when it actually connects. The WYBOT C1 app sets schedules and modes and receives firmware updates. The WYBOT C2 app works over Bluetooth only while the robot sits on shore, so you cannot follow it underwater. The RERIOU and the unbranded model have no app and start with a button. If you want to set a schedule once and leave the robot in the water, none of these battery models removes the need to recharge between cycles.
Skip it if…
- you want to leave a robot in the pool for weeks, since every model here runs on a battery that has to be recharged out of the water.
- your pool has sharp steps or raised drains and you were considering the unbranded robot, whose title rules those pools out.
- you need to follow or steer the robot from your phone while it cleans: the WYBOT C2 app connects only on shore and the RERIOU has no app.
- you cannot lift a wet robot of unknown weight, unless you pick one that floats up like the Beatbot AquaSense 2 or the light Aiper Seagull SE.
- your pool walls and waterline need scrubbing and the Aiper Seagull SE caught your eye, because it cleans the floor only.
FAQ
What is the best cordless robotic pool cleaner?
For most inground pools, the WYBOT C1 is the best cordless robotic pool cleaner on this page. It claims up to 160 minutes per charge, cleans the floor, walls, waterline and steps, and has 1,038 customer ratings at 4 out of 5. For very large pools, the Beatbot AquaSense 2 claims up to 3,230 sq ft. For a small flat above-ground pool, the lighter Aiper Seagull SE is simpler.
How long does a cordless pool robot run on one charge?
Claimed runtimes on this page range from up to 100 minutes for the Aiper Seagull SE to up to 4 hours of floor cleaning for the Beatbot AquaSense 2. The WYBOT C2 and the unbranded model claim up to 180 minutes, the WYBOT C1 up to 160 minutes. These are listing figures; climbing walls shortens them, as Beatbot shows with 3.5 hours for walls and waterline.
Are cordless robotic pool cleaners worth it compared with corded ones?
They are worth it if you value having no cable in the water and no outlet near the pool. The trade-off is that a battery robot stops when the charge runs out and must come out to recharge, which takes 4 hours for the WYBOT C1 and the Beatbot AquaSense 2. A corded robot keeps running as long as it is plugged in, but you have to manage the cable.
Can a cordless pool robot clean the waterline?
Yes, some can. The WYBOT C1, WYBOT C2 and Beatbot AquaSense 2 list waterline cleaning, and the Beatbot claims it scrubs the waterline twice on every climb. The RERIOU mentions it only in its title, so confirm before buying. The Aiper Seagull SE cleans the floor only, and the unbranded robot claims slopes up to 45° with no mention of the waterline.
Do cordless robotic pool cleaners work in above ground pools?
Several do, according to their listings. The unbranded robot is sold for above-ground pools, the Aiper Seagull SE for flat above-ground pools up to 860 sq ft, and the RERIOU for both inground and above-ground pools. The WYBOT C1 title says inground, but the brand table also lists above ground. Check that your pool's floor shape and wall material match what the listing describes.
How do you get a cordless pool robot out of the water?
Most of these robots move to the edge or the surface when the battery runs low, then you pull them out by hand or with a hook. The Beatbot AquaSense 2 floats up and releases water through SmartDrain for an easier lift. The WYBOT C2, the unbranded model and the Aiper Seagull SE park at the edge. Only the Seagull states its weight, 7.5 lbs.
Ilias, Robocompas
Models are picked from the product listings on Amazon.com, recorded and dated. Missing data is flagged instead of guessed, and no hands-on test is described unless it actually happened.
Our method