Best picks

9 Best Automatic Pool Cleaners for Inground Pools (November 2026)

Updated on · By the Summer In Blue team

The best automatic pool cleaners for inground pools include the AIPER Cordless Robotic Pool Cleaner for overall inground cleaning, the Dolphin Robotic Pool Vacuum for In-Ground Pools for long inground pools, and the Zodiac MX6 (best suction-side cleaner for walls).

On this page (9 sections)
  1. The best automatic pool cleaners for inground pools
  2. How these inground pool cleaners compare
  3. How we compared these pool cleaners
  4. Which type of pool cleaner suits an inground pool?
  5. What coverage do you need for your inground pool?
  6. Do you need wall and waterline cleaning?
  7. How much maintenance does each type need?
  8. Corded or cordless: which is easier for a big pool?
  9. Which automatic pool cleaner is best for your inground pool?

The best automatic pool cleaner for inground pools is the AIPER Scuba X1, because it combines 6600 GPH suction, 3μm filtration and waterline cleaning in one cordless robot. Choose the Dolphin Nautilus CC Plus if wall scrubbing on a long pool matters most, or the Zodiac MX6 if you want suction-side cleaning with no battery to charge.

An inground pool asks more of a cleaner than an above-ground one. Depth, slope, wall material and pool length all change which design works best.

A gunite pool with a deep end and a sun shelf presents very different demands from a small vinyl pool with a flat floor. That is why this list splits into cordless robots and suction-side cleaners.

Robots carry their own filter and battery; suction-side models lean on your pool pump. Our guide to how automatic pool cleaners work explains the difference in more depth.

Our picks at a glance

  1. 1 AIPER Cordless Robotic Pool Cleaner
    Best for overall inground cleaning

    AIPER Cordless Robotic Pool Cleaner

    9.5/10 our score

    See it on Amazon
  2. 2 Dolphin Robotic Pool Vacuum for In-Ground Pools
    Best for long inground pools

    Dolphin Robotic Pool Vacuum for In-Ground Pools

    8.9/10 our score

    See it on Amazon
  3. 3 Zodiac MX6
    Best suction-side cleaner for walls

    Zodiac MX6

    8.9/10 our score

    See it on Amazon
  1. 4WITBOX 2026 Upgrade Robotic Pool Cleaner

    WITBOX 2026 Upgrade Robotic Pool Cleaner

    Best for large pool coverage
    Check it
  2. 5Zodiac G3

    Zodiac G3

    Best budget suction-side pick
    Check it
  3. 6Aiper Scuba S1

    Aiper Scuba S1

    Best for four-zone cleaning
    Check it
  4. 7Hayward Poolvergnuegen 4-Wheel

    Hayward Poolvergnuegen 4-Wheel

    Best for big 20 x 40 ft pools
    Check it
  5. 8WYBOT B1 Robotic Pool Vacuum Cordless Pool

    WYBOT B1 Robotic Pool Vacuum Cordless Pool

    Best lightweight cordless option
    Check it
  6. 92026 Release Robotic Pool Vacuum (Wall Climbing)Check it

The best automatic pool cleaners for inground pools

The AIPER Scuba X1 is the top pick overall, and the other eight each win on a specific need, from long pools to sloped floors. Start with your pool's length and wall material, then match the cleaner type.

1

AIPER Cordless Robotic Pool Cleaner: Best for overall inground cleaning

AIPER Cordless Robotic Pool Cleaner, automatic pool cleaners for inground pools
9.5/10Our score
  • 6600 GPH suction with dual jets
  • 3μm multi-layer filtration
  • WaveLine 2.0 waterline cleaning
  • Wireless charging dock

The Scuba X1 combines high suction, very fine filtration and waterline coverage in one cordless robot. The charging dock keeps it ready between cleanings.

See it on Amazon

Pros

  • 6600 GPH suction with dual jets
  • 3μm MicroMesh filter captures fine debris
  • Climbs to 2 inches above the waterline
  • Wireless charging dock for storage

Cons

  • Highest score here, so the priciest tier
  • Battery runtime is capped at 180 minutes

The Scuba X1 is the cleaner to start with for most inground pools. Its 6600 GPH suction and dual jets pull in fine sand, pebbles and algae, and the multi-layer filter captures debris down to 3μm.

That fine mesh is the part that matters on a pool that clouds after rain. WaveLine 2.0 takes it 2 inches above the waterline and holds it there for 60 seconds of horizontal cleaning.

Dual front PVC brushes polish stubborn wall stains as it goes, so the scum line gets attention in the same cycle as the floor. A full charge takes about 3.5 hours and gives up to 180 minutes of runtime.

The wireless charging dock doubles as storage, so the robot sits ready between sessions rather than on a shelf somewhere. AIPER backs it with a 2-year warranty and sends OTA updates that tune cleaning paths.

The trade-off against the suction-side picks is the battery and the runtime ceiling. Against the Scuba S1, it gives up Eco Mode length and shallow-area reach in exchange for stronger suction and waterline brushes.

For a pool that needs floor, wall and waterline work from one machine, this is the pick.

AIPER Cordless Robotic Pool CleanerCheck it on Amazon
2

Dolphin Robotic Pool Vacuum for In-Ground Pools: Best for long inground pools

Dolphin Robotic Pool Vacuum for In-Ground Pools, automatic pool cleaners for inground pools
8.9/10Our score
  • Wall climbing with active scrubbing brush
  • Smart navigation
  • Top-load filter basket
  • Ideal for pools up to 40 ft

The Nautilus CC Plus is built around wall scrubbing and a top-load basket you can empty without reaching into the water. It suits long inground pools that need weekly wall attention.

See it on Amazon

Pros

  • Wall-climbing scrubber brush
  • Top-load filter basket is easy to clean
  • Plug-and-play setup
  • Dolphin says a clean takes about 2 hours

Cons

  • Corded AC/DC power, so no battery freedom
  • No waterline cleaning

The Dolphin Nautilus CC Plus is the wall-scrubbing specialist. Its climbing design handles any pool shape or surface, and the active scrubbing brush works gently on finishes while pulling debris free.

Dolphin rates it for inground pools up to 40 ft long. If your pool runs longer than that, check the coverage against your waterline before you commit, because a cleaner short of your pool's length will leave a stretch untouched.

The top-load filter basket lifts out from above, so you empty debris without reaching into the water. That matters more than it sounds on a deep pool.

Setup is plug-and-play: plug it in, drop it in, and Dolphin says a clean takes about 2 hours. It runs on AC/DC power, so there is no battery to charge and no runtime to watch.

The trade-off is the cord in the water, which you manage at the start and end of each run. It also climbs and scrubs walls.

Owners who want set-and-forget cleaning that reaches the waterline should look at the Scuba X1 or Scuba S1. What the Dolphin gives back is uninterrupted power and a wall brush built for pool surfaces.

Dolphin Robotic Pool Vacuum for In-Ground PoolsCheck it on Amazon
3

Zodiac MX6: Best suction-side cleaner for walls

Zodiac MX6, automatic pool cleaners for inground pools
8.9/10Our score
  • Cyclonic turbine suction
  • X-Trax grip for wall climbing
  • X-Drive navigation
  • Works with variable-speed pumps

The MX6 uses your pool pump's suction to climb walls and drive internal gears for coverage. There is no battery to charge and no internal filter to empty.

See it on Amazon

Pros

  • Wall climbing when set to the proper flow
  • No batteries to charge
  • Works with variable-speed pumps
  • 32 ft hose included

Cons

  • Needs a dedicated suction line or skimmer connection
  • Debris goes into your pool filter

The Zodiac MX6 is the suction-side pick for wall climbing. A cyclonic turbine creates downforce while X-Trax treads grip the surface, and when the flow is set right it climbs walls as well as cleaning the floor.

X-Drive navigation uses hydraulic suction to turn internal gears, so the cleaner steers itself across the pool. You connect it to a dedicated suction line or through the skimmer, and the 32 ft hose is included.

Because your pool pump drives it, there is no battery to charge and no internal filter to empty. Debris travels to your pool filter instead, which means more frequent filter cleaning.

That swap is the whole decision with this type. It works with variable-speed pumps at lower flow rates, so it pairs with an efficient pump setting.

Set the flow control carefully; the MX6 needs the right flow to climb reliably, and a weak setting turns it into a floor-only cleaner. Against the G3, the MX6 adds the stronger cyclonic turbine and X-Drive steering.

Both still leave filtration to your pool system.

4

WITBOX 2026 Upgrade Robotic Pool Cleaner: Best for large pool coverage

WITBOX 2026 Upgrade Robotic Pool Cleaner, automatic pool cleaners for inground pools
8.7/10Our score
  • 210-minute runtime
  • Coverage up to 2,200 sq ft
  • 2.7L debris basket
  • Smart auto-parking

The WITBOX runs for up to 210 minutes and covers up to 2,200 sq ft, so large inground pools need fewer restarts. Its big basket and 180μm filter cut how often you empty it.

See it on Amazon

Pros

  • 210-minute runtime
  • Covers up to 2,200 sq ft
  • 2.7L basket with 180μm filter
  • Smart auto-parking near the edge

Cons

  • Floor-focused cleaning
  • Filter needs washing after each use

The WITBOX is the pick for large inground pools. Its 210-minute runtime and 2,200 sq ft coverage mean fewer restarts on a big pool, and the 4.5-hour charge gets it back to work quickly.

The 2.7L debris basket holds a lot before it needs emptying, and the 180μm fine filter catches sand and dust. WITBOX asks you to wash the filter after each use to keep airflow strong, so the big basket saves emptying trips but not the rinse.

Smart path planning adapts to round, rectangular and oval pools, and smart auto-parking brings it to the edge when the battery runs low. At about 5 lb, it lifts out with one hand using the hook or floating handle, and a quick-drain system cuts the weight further.

Extended brushes and wide dual inlets cover more floor per pass, and the coating-safe design suits tile, fiberglass, concrete and vinyl. It runs in water from 50°F to 113°F, which covers a long swimming season.

It focuses on the pool floor and gently sloped floors rather than walls. For a wide, mostly flat inground pool, that is a sensible trade for the longer runtime.

If your walls and waterline need work, the Scuba X1 covers more zones.

WITBOX 2026 Upgrade Robotic Pool CleanerCheck it on Amazon
5

Zodiac G3: Best budget suction-side pick

Zodiac G3, automatic pool cleaners for inground pools
8.5/10Our score
  • 36-Fin Disc for surface grip
  • Wheel deflector for tight corners
  • FlowKeeper valve regulates flow
  • 39 ft hose

The G3 is a simple suction-side cleaner that sets up in three steps and works with low-flow pumps. Its long hose and disc grip suit inground pools with mixed surfaces.

See it on Amazon

Pros

  • Works with low-flow and variable-speed pumps
  • 39 ft push-fit hose
  • 36-Fin Disc grips tile, vinyl, gunite and fiberglass
  • Wheel deflector helps around corners

Cons

  • No internal filter; debris reaches your pool filter
  • Debris goes into your pool filter

The Zodiac G3 is the budget suction-side choice. Setup takes three steps: attach the disc and wheel deflector, fit the hose, and connect to the skimmer or a dedicated suction line.

Its 36-Fin Disc holds the cleaner against tile, vinyl, gunite and fiberglass, and the wheel deflector helps it work around tight corners. The 39 ft push-fit hose reaches most inground pools, and the scuff-resistant build stands up to daily dragging.

A FlowKeeper valve regulates water flow automatically, so the G3 keeps cleaning with low-flow and variable-speed pumps. That makes it a low-cost fit for pools run on efficient pump settings, and a switch on the valve lets it skim the surface instead.

Its one moving part design keeps the maintenance simple. Debris goes into your pool filter rather than a basket on the cleaner, so plan on more filter cleaning, especially after a leaf fall.

Calibrate the flow valve when you first set it up; the G3 relies on that setting for its wall and step coverage. It is the cheapest way into wall cleaning on this list, and it asks the least of you in battery upkeep.

6

Aiper Scuba S1: Best for four-zone cleaning

Aiper Scuba S1, automatic pool cleaners for inground pools
8.5/10Our score
  • Floor, wall, waterline and shallow-area cleaning
  • Dual 3μm and 180μm filtration
  • 11 high-precision sensors
  • App support with Eco Mode

The Scuba S1 cleans four zones, including shallow areas above 12 inches, and runs up to 270 minutes in Eco Mode. The app adds scheduling and mode control.

See it on Amazon

Pros

  • Covers floor, walls, waterline and shallow areas
  • Dual 3μm and 180μm filters
  • Up to 270 minutes in Eco Mode
  • App scheduling and mode control

Cons

  • Deeper cleaning modes run about 180 minutes
  • App control adds a setup step

The Aiper Scuba S1 covers four zones: floor, walls, waterline and shallow areas above 12 inches. Caterpillar treads improve climbing, and 11 high-precision sensors feed adaptive navigation that adjusts to your pool layout.

Its dual filtration pairs a replaceable 3μm filter with a 180μm standard filter, so fine dust and leaves both get caught. Eco Mode runs up to 270 minutes; Auto, Floor, Wall and Scheduled modes run about 180 minutes.

The app adds scheduling and a weekly custom cleaning plan. That suits a pool owner who wants cleaning to happen on a set routine without thinking about it.

WavePath patterns also cut overlap, so a cycle wastes less time on ground it already crossed. Aiper backs it with a 2-year warranty and says it is trusted by over 500,000 pool owners worldwide.

Four-zone coverage makes it a strong alternative to the Scuba X1. Pick the S1 when shallow areas, longer Eco Mode runtime and app scheduling matter more than the X1's higher suction and brushes.

Aiper Scuba S1Check it on Amazon
7

Hayward Poolvergnuegen 4-Wheel: Best for big 20 x 40 ft pools

Hayward Poolvergnuegen 4-Wheel, automatic pool cleaners for inground pools
8.4/10Our score
  • Four-wheel drive for 20 x 40 ft pools
  • Patented turbine vanes resist clogs
  • Adjustable roller skirts
  • 40 ft hose

The Poolvergnuegen's four wheels and steering sequences suit long inground pools up to 20 x 40 ft. Its turbine vanes let larger debris pass without clogging.

See it on Amazon

Pros

  • Built for 20 x 40 ft pools
  • Turbine vanes pass larger debris
  • Adjustable roller skirts hold suction on uneven floors
  • 40 ft hose included

Cons

  • Needs a suction port or skimmer connection
  • No onboard filtration

The Hayward Poolvergnuegen 4-Wheel is sized for pools up to 20 x 40 ft. Four wheels and multiple pre-programmed steering sequences keep it moving across a long pool, turning anywhere from 90 to 540 degrees, and it travels 11 to 14 feet before each turn.

Patented turbine vanes let larger debris pass without clogging, and adjustable roller skirts hold suction on uneven surfaces. It covers the floor, steps and waterline.

It attaches to your suction port or skimmer and needs no booster pump. The 40 ft hose gives it reach on a big pool.

Its tire treads improve climbing over obstacles and around main drains, so a pool with fittings in the floor is less of a problem. Like the other suction-side models, it sends debris to your pool filter.

It is the pick when you have a large rectangular pool and want to use the pump you already run. It is rated for more pool than the MX6 or G3, and the steering range is what lets it cover that length without a robot's battery.

Hayward Poolvergnuegen 4-WheelCheck it on Amazon
8

WYBOT B1 Robotic Pool Vacuum Cordless Pool: Best lightweight cordless option

WYBOT B1 Robotic Pool Vacuum Cordless Pool, automatic pool cleaners for inground pools
8.1/10Our score
  • 14.3 lb body
  • 5 cleaning modes
  • Up to 120 minutes of runtime
  • App control with OTA updates

At 14.3 lb, the B1 is easy to lift out and carry. Its 120-minute runtime and 1,150 sq ft coverage fit smaller inground pools and quick refreshes.

See it on Amazon

Pros

  • 14.3 lb, easy to lift
  • 5 cleaning modes with a 1-hour Quick Clean
  • App control and OTA updates
  • Dual front side brushes for edges

Cons

  • 120-minute runtime is the shortest here
  • Covers up to 1,150 sq ft

The WYBOT B1 is the lightweight cordless option at 14.3 lb. That weight makes it easy to lift, carry and pull out of the pool, which helps on smaller inground pools.

Its 120-minute runtime covers up to 1,150 sq ft, so it suits a compact pool or a quick refresh. A 1-hour Quick Clean mode gets the pool swim-ready with less waiting.

Five cleaning modes and app control let you set floor, wall or multi-area cycles. Dual front side brushes handle edges and corners, and bottom roller brushes ride over drains, seams and slopes without sticking.

Its 6L capacity is the largest basket in this group, so it holds more before you empty it. OTA updates improve navigation over time, and it charges in about 3 hours.

If your pool is large, choose the WITBOX or Scuba X1 instead; the B1's shorter runtime and smaller coverage are its main limits. For a small inground pool with steps and corners, the light body and big basket are the draw.

WYBOT B1 Robotic Pool Vacuum Cordless PoolCheck it on Amazon
9

2026 Release Robotic Pool Vacuum (Wall Climbing): Best for sloped pool floors

2026 Release Robotic Pool Vacuum (Wall Climbing), automatic pool cleaners for inground pools
7.6/10Our score
  • 4800 GPH suction with dual brushless motors
  • Climbs slopes up to 40 degrees
  • 190-minute runtime
  • 2.0 sonar navigation

The Lodoba's tracks climb slopes up to 40 degrees and its 2.0 sonar navigation handles uneven floors. It covers up to 2,150 sq ft on a 190-minute charge.

See it on Amazon

Pros

  • Climbs slopes up to 40 degrees
  • Covers up to 2,150 sq ft
  • 190-minute runtime
  • Three cleaning modes

Cons

  • Lowest score in this group
  • Tracks and sonar suit it to structured pools more than flat ones

The Lodoba robotic vacuum is the pick for sloped and uneven floors. Its tracks climb slopes up to 40 degrees, and 2.0 sonar navigation reads tile, vinyl and concrete as it moves.

Dual brushless motors deliver 4800 GPH suction, and the battery gives up to 190 minutes across up to 2,150 sq ft. Three modes cover floor, wall or full coverage, and its cleaning zones include drain and skimmer areas.

It recharges in 2.5 hours, the quickest charge of the robots here. The climbing ability and sonar steering are its main strengths on a pool with a deep end or sloped entry.

It carries the lowest score here because its suction sits below the WITBOX and Scuba X1. For a pool with steep transitions, though, that climbing capability is worth a look, since a stronger robot that slides can still leave the slope half clean.

2026 Release Robotic Pool Vacuum (Wall Climbing)Check it on Amazon

How these inground pool cleaners compare

Robots carry their own battery and filter, while suction-side cleaners use your pool pump and send debris to your filter. The table shows coverage, climbing and power for each pick.

ProductBest forPower sourceCleaning zonesRuntimeOur score
AIPER Cordless Robotic Pool Cleaneroverall inground cleaningBattery (lithium-ion)Floor, walls, waterlineUp to 180 minutes9.5
Dolphin Robotic Pool Vacuum for In-Ground Poolslong inground poolsAC/DCFloor and walls8.9
Zodiac MX6suction-side cleaner for wallsPool pump suctionFloor and walls8.9
WITBOX 2026 Upgrade Robotic Pool Cleanerlarge pool coverageBattery (lithium-ion)Pool floor8.7
Zodiac G3budget suction-side pickPool pump suctionFloor, walls, steps8.5
Aiper Scuba S1four-zone cleaningBattery (lithium-ion)Floor, walls, waterline, shallow areasUp to 270 minutes in Eco Mode8.5
Hayward Poolvergnuegen 4-Wheelbig 20 x 40 ft poolsPool pump suctionFloor, steps, waterline8.4
WYBOT B1 Robotic Pool Vacuum Cordless Poollightweight cordless optionBattery (lithium-ion)Floor and walls8.1
2026 Release Robotic Pool Vacuum (Wall Climbing)sloped pool floorsBattery (lithium-ion)Floor, walls, waterline7.6

Our score weighs specs, features and buyer feedback against what you're shopping for. For an inground pool, coverage, climbing ability and filtration matter more than a long list of extras.

Runtime is the other split. The robots here range from 120 minutes on the WYBOT B1 to 270 minutes on the Scuba S1 in Eco Mode, while the corded Dolphin has no battery limit at all.

How we compared these pool cleaners

We compared nine cleaners on the specs that change daily use: power source, coverage, climbing, filtration and setup. Robots were judged on runtime and battery charging; suction-side models on pump compatibility and hose length.

Coverage ratings came from each brand's stated pool size. Climbing claims were checked against the design, such as treads, tracks or turbine-driven wall climbing.

A robot with tracks and a stated slope limit is treated differently from one that only climbs flat walls. Filter ratings were compared directly.

The Scuba X1 and Scuba S1 both reach 3μm, the WITBOX stops at 180μm, and the suction-side models have no onboard filter at all. We also weighed how each cleaner handles debris.

Robots trap debris in their own basket, while suction-side models pass it to the pool filter. That changes how much filter cleaning you do each week.

Which type of pool cleaner suits an inground pool?

Cordless robots suit most inground pools, while suction-side cleaners suit owners who want to use an existing pump. Your pool's shape and debris load decide the rest.

See the full automatic pool cleaner comparison for type-by-type detail.

Cordless robotic cleaners

Robots run on a battery and filter debris into their own basket. They need no hose connection to the pool pump, so setup is a drop-in job.

The AIPER Scuba X1 and Aiper Scuba S1 climb walls and reach the waterline. The trade is weight and battery care.

A robot like the WYBOT B1 weighs 14.3 lb and needs a charge between runs, while the Scuba X1 docks itself on its wireless charging pad.

Suction-side cleaners

These connect to a skimmer or dedicated suction line and use the pool pump's pull to move. The Zodiac MX6 and G3 and the Hayward 4-Wheel fit this group.

They save on batteries but add debris to your pool filter. Flow matters more with this type.

The G3 uses a FlowKeeper valve to regulate it automatically, and the MX6 needs the flow set right before it will climb walls.

What coverage do you need for your inground pool?

Match the cleaner's rated coverage to your pool's size and shape, with a little headroom. A cleaner rated below your pool's square footage will leave parts of the floor untouched.

Check your pool's length and width first. The WITBOX covers up to 2,200 sq ft and the Lodoba up to 2,150 sq ft.

The WYBOT B1 covers up to 1,150 sq ft, so it fits a smaller pool. For a long rectangular pool, the Hayward 4-Wheel is rated for 20 x 40 ft.

Length and width tell you the floor area, but the walls add cleaning load too. A tall pool with steep walls asks more of a climbing robot than a shallow one.

Hose length and pool reach

Suction-side cleaners reach only as far as their hose. The Zodiac MX6 includes 32 ft, the G3 includes 39 ft and the Hayward includes 40 ft, so measure the longest run from your suction port to the far end of the pool before you buy.

A hose that falls short leaves the deep end or a far corner unserved, and the cleaner will simply circle what it can reach.

Do you need wall and waterline cleaning?

Yes, if your pool collects a film line at the waterline or algae on the walls. Wall climbing is the feature that separates a basic floor cleaner from a full pool cleaner.

The Dolphin Nautilus CC Plus and AIPER Scuba X1 both climb and scrub. The Aiper Scuba S1 goes further and cleans shallow areas above 12 inches.

If your pool has steps or a sun shelf, that matters. A floor-only robot like the WITBOX leaves those zones to you.

How waterline cleaning differs from wall cleaning

Wall cleaning puts the brush on the vertical surface. Waterline cleaning pushes the robot slightly above the water's edge, where oils and a scum line collect.

The Scuba X1 handles this with WaveLine 2.0, which reaches 2 inches above the waterline for 60 seconds of horizontal cleaning. Most floor-only robots never touch that band, so you still scrub it by hand.

How much maintenance does each type need?

Robots need the filter basket emptied and rinsed, and the battery charged between runs. Suction-side cleaners need no charging but send debris to your pool filter, so you clean that filter more often.

Weigh both against your weekly routine. The WITBOX asks for a filter wash after each use.

Suction-side models like the Zodiac G3 also add debris to your pool filter. Robots with charging docks, like the Scuba X1, are easier to store between sessions because the dock is where they charge and where they sit.

Basket size and how often you empty it

Debris capacity sets your emptying rhythm. The WYBOT B1 holds 6L, the WITBOX holds 2.7L, and the suction-side models hold nothing because the pool filter catches the load.

A bigger basket matters on a leaf-heavy pool. A fine filter matters more on sand and dust, which is why the 3μm filters on the Scuba X1 and Scuba S1 are worth noting.

Corded or cordless: which is easier for a big pool?

Cordless is easier to handle in and around a big pool, while corded models run as long as you leave them plugged in. Cordless robots cap out at a set runtime and need recharging.

Corded robots like the Dolphin Nautilus CC Plus keep going without a battery break. For a large pool, a long runtime matters more than cord freedom.

The WITBOX's 210 minutes and the Scuba S1's 270 minutes in Eco Mode both reduce restarts. A corded model suits a pool where you can leave it running for hours.

Charge time is the other half of the cordless story. The Lodoba recharges in 2.5 hours, the Scuba X1 in about 3.5 hours and the WITBOX in 4.5 hours, so a full cycle fits inside a day.

The battery figure itself is worth a glance too. The Scuba X1 packs 268.48 watt-hours of lithium-ion capacity, while the WYBOT B1 carries 58 watt-hours.

That gap explains much of the runtime difference between the two.

Which automatic pool cleaner is best for your inground pool?

The AIPER Scuba X1 is the best automatic pool cleaner for most inground pools, with 6600 GPH suction, 3μm filtration and waterline cleaning. Pick the Dolphin Nautilus CC Plus for wall scrubbing on a pool up to 40 ft, or the Zodiac MX6 for suction-side cleaning with no battery to charge.

For a large pool, choose the WITBOX for its 2,200 sq ft coverage. For sloped floors, the Lodoba's 40-degree climbing suits uneven ground.

For a compact pool and easy lifting, the WYBOT B1 at 14.3 lb is the simple choice. Suction-side buyers have two clear options.

The Zodiac G3 is the low-cost fit for variable-speed pumps, and the Hayward 4-Wheel is the one to pick when your pool runs to 20 x 40 ft. If your pool is above ground instead, our guide to the automatic pool cleaner for above ground pools covers models built for that setup.

For a wider look at every type, see the best automatic pool cleaner roundup.

Our top 3 picks at a glance

  1. 1 AIPER Cordless Robotic Pool Cleaner
    Best for overall inground cleaning

    AIPER Cordless Robotic Pool Cleaner

    9.5/10 our score

    See it on Amazon
  2. 2 Dolphin Robotic Pool Vacuum for In-Ground Pools
    Best for long inground pools

    Dolphin Robotic Pool Vacuum for In-Ground Pools

    8.9/10 our score

    See it on Amazon
  3. 3 Zodiac MX6
    Best suction-side cleaner for walls

    Zodiac MX6

    8.9/10 our score

    See it on Amazon

Frequently asked questions

Are robotic or suction-side cleaners better for inground pools?

Robots clean independently and filter debris into their own basket, so your pool filter does less work. Suction-side cleaners use your existing pump and send debris to the pool filter, which saves a battery but adds filter cleaning.

How long does a cordless pool cleaner run on one charge?

Runtime varies by model. The AIPER Scuba X1 runs up to 180 minutes, the WITBOX up to 210 minutes, the Aiper Scuba S1 up to 270 minutes in Eco Mode, and the WYBOT B1 up to 120 minutes.

Do automatic pool cleaners climb walls?

Many do. The Dolphin Nautilus CC Plus, Zodiac MX6, Aiper Scuba S1, AIPER Scuba X1 and Lodoba all climb walls.

Suction-side models like the Zodiac MX6 need the proper flow setting to climb reliably.

Can a robot cleaner handle a large inground pool?

Yes, if its coverage rating matches your pool. The WITBOX covers up to 2,200 sq ft and the Lodoba up to 2,150 sq ft.

The Hayward Poolvergnuegen 4-Wheel is rated for pools up to 20 x 40 ft.

How often should I run an automatic pool cleaner?

Most inground pools do well with a full cleaning once or twice a week. Run it more often after storms or heavy swimming, and use shorter quick-clean cycles for light debris between full runs.