Best Robotic Pool Cleaners That Clean the Waterline

Last updated: October 21, 2026

Robots that climb the walls and scrub the waterline, where the scum ring forms.

Prices were last checked October 21, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.

Best Cordless Robotic Pool Cleaners

  1. Beatbot Sora 70
    #1 of 324.3Full review

    The cheapest Beatbot that also skims the surface, a good fit for leafy pools up to about 3,200 sq ft. It costs half as much as the AquaSense 2 Ultra but has no AI camera.

    Beatbot $1,099
    $1,099
    3,230 sq ftWaterline + surfaceUltrasonic3 yr
  2. Beatbot AquaSense 2
    #2 of 324.3Full review

    A well-priced cordless cleaner for mid-to-large pools that need floor, wall and waterline cleaning. Its surface parking and wireless dock make daily use easier than most robots at this price.

    Beatbot $799
    $799
    3,230 sq ftTo waterlineUltrasonic3 yr
  3. Dreame Z1
    #3 of 324.3Full review

    A strong-value cordless robot for small-to-mid-size pools whose owners want long runtime and real navigation for about $300. Fine silt needs a robot with a finer filter.

    Dreame $299
    $299
    1,950 sq ftTo waterlineUltrasonic + 3D light2 yr
  4. Dreame Z1 Pro
    #4 of 324.3Full review

    A well-equipped mid-price robot for above-ground or in-ground pools up to about 2,000 sq ft, with mapping and easy waterline parking. Pools with fine silt need a robot with a finer filter.

    Amazon $479
    $479
    2,160 sq ftTo waterlineUltrasonic + 3D light2 yr
  5. Seauto SAT20 Pro
    #5 of 324.2Full review

    A tracked, sonar-guided full-pool robot at a low price for mid-size and large pools. Buyers who want scheduling or a clear warranty should look at WYBOT.

    Amazon $299.99
    $299.99
    2,150 sq ftTo waterlineUltrasonic-
  6. Aiper Scuba V3 Ultra
    #6 of 324.2Full review

    For large pools with sun shelves whose owners want AI debris targeting and surface skimming in one robot. The X1 Pro Max costs less and has a bigger basket but no camera.

    Aiper $1,999.99
    $1,999.99
    3,880 sq ftWaterline + surfaceCamera + ultrasonic3 yr
  7. Beatbot AquaSense 2 Ultra
    #7 of 324.2Full review

    For owners of large or leafy pools who want one robot to skim the surface and clean the floor, walls and waterline. Those who don’t need skimming can get similar floor results for far less.

    Beatbot $2,299
    $2,299
    3,880 sq ftWaterline + surfaceCamera + ultrasonic3 yr
  8. Aiper Scuba X1 Pro Max
    #8 of 324.1Full review

    An all-in-one cleaner for large in-ground pools that need both skimming and deep cleaning. It is heavy to lift, but one robot replaces a separate skimmer.

    Aiper $1,699.99
    $1,699.99
    3,230 sq ftWaterline + surfaceUltrasonic3 yr
  9. Beatbot AquaSense X
    #9 of 324.1Full review

    For owners who want the least hands-on pool care money can buy, with a station that empties the filter. Most pools get the same cleaning from Beatbot’s cheaper models if you don’t mind rinsing a basket.

    Beatbot $3,999
    $3,999
    3,880 sq ftWaterline + surfaceCamera + ultrasonic3 yr
  10. Beatbot Sora 10
    #10 of 324.1Full review

    A strong-suction, large-basket starter robot for pools up to about 3,200 sq ft. At the same price, the Sora 30 adds surface parking and a bigger battery.

    Beatbot $699
    $699
    3,230 sq ftTo waterlineUltrasonic2 yr
  11. Beatbot Sora 30
    #11 of 324.1Full review

    A good-value cordless robot for mid-to-large pools with lots of leaves, with surface parking that makes retrieval easy. It’s the better buy over the Sora 10 at the same price.

    Beatbot $699
    $699
    3,230 sq ftTo waterlineUltrasonic2 yr
  12. Dolphin EON 120d
    #12 of 324.1Full review

    The dealer version of the cordless EON 120d, worth the small premium for its three-year warranty.

    Leslie's $1,349 ePoolSupply $1,249
    $1,249
    50 ftTo waterlineGyroscope mapping3 yr
  13. Aiper Scuba V3
    #13 of 324.1Full review

    For small-to-mid-size pools whose owners want AI debris targeting and self-scheduling without paying flagship prices. Big or leafy pools need a larger basket and battery.

    Amazon $949.99 Aiper $849.99
    $849.99
    1,610 sq ftTo waterlineCamera2 yr
  14. WYBOT C2 Vision
    #14 of 324.1Full review

    The C2 with a debris-spotting camera, for owners of large pools who want quicker floor runs. If you can live without the camera, the plain C2 is better value.

    Amazon $629.99 WYBOT $629.99
    $629.99
    2,150 sq ftTo waterlineCamera2 yr
  15. Aiper Scuba S1
    #15 of 324.1Full review

    A low-cost cordless robot for small-to-mid-size pools up to about 1,600 sq ft that need floor, wall and waterline cleaning. Owners of larger pools should look at the Scuba X1.

    Aiper $529.99
    $529.99
    1,600 sq ftTo waterlineGyroscope or sensors2 yr
  16. WYBOT C1
    #16 of 324.0Full review

    WYBOT’s best seller and a solid value for in-ground pools up to about 1,600 sq ft that need walls and waterline cleaned.

    Amazon $399.99 WYBOT $399.99
    $399.99
    1,620 sq ftTo waterlineGyroscope or sensors2 yr
  17. WYBOT S2 Vision
    #17 of 324.0Full review

    WYBOT’s biggest-battery robot with a camera, for very large pools with lots of debris. Most people are better off with the cheaper S2 or C2 Vision.

    Amazon $899.99
    $899.99
    3,230 sq ftTo waterlineCamera2 yr
  18. Aiper Seagull Pro
    #18 of 324.0Full review

    A budget wall-climbing robot for small-to-mid-size in-ground pools whose owners don’t need an app. The Scuba S1 adds scheduling and a finer filter for a little more.

    Amazon $399.99
    $399.99
    1,600 sq ftTo waterlineGyroscope or sensors2 yr
  19. Aiper Scuba S3
    #19 of 324.0Full review

    A light, mid-priced robot for small-to-mid-size in-ground pools that need floor, wall and waterline cleaning. For a little more, the Scuba V3 adds AI debris detection and a wireless dock.

    Amazon $699.99 Aiper $649.99
    $649.99
    1,610 sq ftTo waterlineGyroscope or sensors2 yr
  20. Ecovacs Ultramarine P1
    #20 of 324.0Full review

    A sensible first robot for mid-size pools whose owners want fine filtration and app scheduling for about $500. Ecovacs says it’s for daily upkeep, not heavy-duty cleaning.

    Ecovacs $499.99
    $499.99
    1,940 sq ftTo waterlineGyroscope or sensors-
  21. WYBOT C2
    #21 of 324.0Full review

    A step up from the C1 for larger in-ground pools and finer debris. Expect to recharge between scheduled cleanings.

    Amazon $499.99 WYBOT $499.99
    $499.99
    2,150 sq ftTo waterlineGyroscope or sensors2 yr
  22. Aiper Scuba X1
    #22 of 323.9Full review

    A strong-suction, big-basket robot for mid-size pools up to about 2,150 sq ft, with a wireless dock for easy charging. Pools that need surface skimming should look at the X1 Pro Max.

    Aiper $799.99
    $799.99
    2,150 sq ftTo waterlineUltrasonic2 yr
  23. WYBOT S2 Solar Vision
    #23 of 323.8Full review

    The S2 Solar plus a debris-spotting camera, for in-ground pools with heavy leaf fall. The camera adds $200 for floor-only gains.

    WYBOT $1,599.99
    $1,599.99
    3,230 sq ftTo waterlineCamera2 yr
  24. WYBOT S2
    #24 of 323.8Full review

    For large in-ground pools that need a long runtime on one charge. The C2 is cheaper and enough for pools under about 2,000 sq ft.

    WYBOT $759.99
    $759.99
    3,230 sq ftTo waterline-2 yr
  25. WYBOT B1
    #25 of 323.8Full review

    A light full-pool robot for small, flat in-ground or above-ground pools. Bigger or sloped pools need the C1 or above.

    WYBOT $334.93
    $334.93
    1,150 sq ftTo waterline-1 yr
  26. Beatbot AquaSense
    #26 of 323.7Full review

    A budget way into Beatbot’s lineup for mid-size pools that mostly need floor and wall cleaning. Shoppers who can stretch should compare it with the same-price AquaSense 2, which adds a bigger battery and a three-year warranty.

    Beatbot $799
    $799
    2,260 sq ftTo waterlineGyroscope or sensors2 yr
  27. WYBOT S2 Solar
    #27 of 323.7Full review

    For in-ground pool owners who never want to lift the robot out to charge it. Anyone happy to plug in a robot can buy the C2 or S2 for much less.

    Amazon $1,399.99 WYBOT $1,399.99
    $1,399.99
    3,230 sq ftTo waterline-2 yr
  28. Dolphin Nautilus EON 100
    #28 of 323.7Full review

    Maytronics’ entry cordless robot, for owners who want cable-free cleaning that reaches steps and ledges.

    Maytronics $899 Walmart $899
    $899
    50 ftTo waterlineGyroscope mapping1 yr
  29. Polaris Freedom
    #29 of 323.6Full review

    Polaris’s mainstream cordless robot, for in-ground pools up to 50 ft whose owners want to get rid of the cable.

    Leslie's $1,199 Walmart $1,199
    $1,199
    50 ftTo waterline-2 yr
  30. Dolphin Nautilus EON 120d
    #30 of 323.6Full review

    A cordless robot for owners who want waterline scrubbing and less filter cleaning without a cable in the pool.

    Maytronics $1,199 Walmart $1,199
    $1,199
    50 ftTo waterlineGyroscope mapping1 yr
  31. Polaris Freedom Plus
    #31 of 323.4Full review

    The Freedom with a remote and charging caddy, for owners who want the easiest lift-out.

    Leslie's $1,399 Walmart $1,399
    $1,399
    -To waterline-2 yr
  32. Dolphin Liberty 300
    #32 of 323.3Full review

    A cordless waterline-scrubbing robot for small and mid-size pools, for owners who want easy retrieval without an app.

    Maytronics $1,249 Leslie's $1,249 ePoolSupply $1,199
    $1,199
    33 ftTo waterline-2 yr

Best Corded Robotic Pool Cleaners

  1. Dolphin Explorer E40
    #1 of 234.0Full review

    A full-coverage Wi-Fi robot for large in-ground pools, with a three-year warranty and extra scrubbing.

    Amazon $1,299 Maytronics $1,499 Walmart $1,449 ePoolSupply $1,449
    $1,299
    50 ftTo waterline-3 yr
  2. Dolphin Advantage Pro
    #2 of 233.8Full review

    A full-coverage, app-controlled robot for pools up to 50 ft.

    Amazon $999
    $999
    50 ftTo waterline-2 yr
  3. Dolphin Explorer E30
    #3 of 233.8Full review

    A Wi-Fi full-coverage robot for large in-ground pools, priced between the E25 and E40.

    Pool Express $1,099
    $1,099
    50 ftTo waterline-2 yr
  4. Polaris PCX 868 iQ
    #4 of 233.8Full review

    A mid-priced app-controlled Polaris for in-ground pools up to 50 ft.

    Leslie's $1,149 Walmart $1,149
    $1,149
    50 ftTo waterline-2 yr
  5. Dolphin Proteus DX5i
    #5 of 233.7Full review

    A Wi-Fi full-coverage robot for large pools, essentially Leslie’s counterpart to the Nautilus CC Pro with a longer warranty.

    Leslie's $1,199
    $1,199
    50 ftTo waterline-2 yr
  6. Dolphin Sigma
    #6 of 233.7Full review

    A top dealer-line robot for large in-ground pools, with a three-year warranty.

    Pool Express $2,399
    $2,399
    50 ftTo waterline-3 yr
  7. Dolphin Advantage Ultra
    #7 of 233.7Full review

    A full-coverage scheduled robot for pools up to 50 ft, for owners who do not want an app.

    Amazon $899
    $899
    50 ftTo waterline-2 yr
  8. Dolphin Explorer E50
    #8 of 233.7Full review

    A well-equipped Wi-Fi robot for 50 ft pools, for owners who want a filter-full warning and a caddy.

    Maytronics $1,329 Pool Express $1,629
    $1,329
    50 ftTo waterline-2 yr
  9. Dolphin Premier
    #9 of 233.7Full review

    For leafy in-ground pools up to 50 ft where filter capacity matters more than app control.

    Pool Express $1,999
    $1,999
    50 ftTo waterlineGyroscope or sensors3 yr
  10. Polaris VRX iQ+
    #10 of 233.7Full review

    Polaris’s top corded robot, for big in-ground pools whose owners want app modes and an easy lift-out.

    Leslie's $1,499 Walmart $1,499
    $1,499
    60 ftTo waterlineGyroscope or sensors2 yr
  11. Dolphin S400
    #11 of 233.6Full review

    A fully equipped dealer-line robot for large pools, though the Explorer E50 offers similar features for less.

    Leslie's $1,784
    $1,784
    50 ftTo waterline-2 yr
  12. Hayward R130
    #12 of 233.6Full review

    Hayward’s newer, lighter robot for in-ground or above-ground pools up to 50 ft, with a weekly timer.

    ePoolSupply $1,251.95
    $1,251.95
    50 ftTo waterlineGyroscope or sensors2 yr
  13. Polaris 9550 Sport
    #13 of 233.6Full review

    A heavy-duty corded Polaris for large in-ground pools, if you can find it from a reliable seller.

    Walmart $999
    $999
    -To waterlineGyroscope or sensors-
  14. Dolphin Quantum
    #14 of 233.5Full review

    A dealer-line full-coverage robot for large pools, for owners who do not need an app.

    Pool Express $1,649
    $1,649
    50 ftTo waterline-2 yr
  15. Dolphin Nautilus CC Pro
    #15 of 233.5Full review

    A full-coverage Nautilus for pools up to 50 ft that need waterline scrubbing and an app schedule.

    Maytronics $1,149 Walmart $1,247.99
    $1,149
    50 ftTo waterline-1 yr
  16. Polaris 9450 Sport
    #16 of 233.5Full review

    A capable older 4WD Polaris for in-ground pools, but buy only from a trusted seller.

    Walmart $1,149.96
    $1,149.96
    -To waterlineGyroscope or sensors2 yr
  17. Polaris P724
    #17 of 233.5Full review

    A budget full-coverage Polaris for small and mid-size in-ground pools.

    Leslie's $599 Walmart $599
    $599
    -To waterline--
  18. Dolphin Nautilus CC Supreme
    #18 of 233.4Full review

    The best-equipped Nautilus, for large in-ground pools whose owners want a caddy, Wi-Fi and extra scrubbing in one box.

    Amazon $1,449 Maytronics $1,449 Walmart $1,548
    $1,449
    50 ftTo waterline-1 yr
  19. Dolphin Proteus DX4 Plus
    #19 of 233.4Full review

    Leslie’s mid-range Dolphin for small in-ground pools that need steps and waterline cleaned.

    Leslie's $949 Walmart $949
    $949
    32 ftTo waterline-2 yr
  20. Dolphin Nautilus Titan
    #20 of 233.4Full review

    For large in-ground pools with heavy debris where pump power matters more than price.

    Maytronics $1,599
    $1,599
    50 ftTo waterline-1 yr
  21. Hayward SharkVac XL
    #21 of 233.0Full review

    A full-coverage Hayward for in-ground pools up to 20 x 40 ft, including beach-entry pools.

    Leslie's $1,599 Walmart $1,599
    $1,599
    40 ftTo waterlineGyroscope or sensors1 yr
  22. Hayward TigerShark QC
    #22 of 233.0Full review

    The TigerShark with a quick 90-minute cycle, worth the small premium for most buyers.

    Leslie's $1,489 Walmart $1,489 ePoolSupply $1,489
    $1,489
    40 ftTo waterlineFixed pattern1 yr
  23. Hayward TigerShark
    #23 of 232.8Full review

    A long-standing full-coverage robot for in-ground pools up to 20 x 40 ft, for owners who are not in a hurry.

    Leslie's $1,429 Walmart $1,429 ePoolSupply $1,429
    $1,429
    40 ftTo waterlineFixed pattern1 yr