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 $399.99The Aiper Seagull Pro and the Seauto Crab are evenly matched, rated 4.0 and 4.0. The Seauto Crab wins on value. The Seauto Crab costs $170.07 less ($229.92 vs $399.99).
Skip it: independent testing found poor debris pickup. Any WYBOT C1 or Aiper at a similar price is a safer bet.
Amazon $229.92Prices were last checked November 3, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Seauto Crab for value ($230 vs $400).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every cordless robotic pool cleaner; a clear win is highlighted. How we rank explains each one.
| Factor weight | Aiper Seagull Pro | Seauto Crab |
|---|---|---|
| Overall rating | 4.0/5 | 4.0/5 |
| Value 25% | 80 $400 | 100 $230 |
| Cleaning 25% | 85 Floor, walls and waterline | 60 Floor and walls (waterline not stated) |
| Navigation 15% | 50 Path planning | 50 navigation not published (neutral score used) |
| Warranty 15% | 50 2-year warranty | 50 2-year warranty |
| Pool size 10% | 100 pools up to 1,600 sq ft | 100 pools up to 1,610 sq ft |
| Features 10% | 50 too few features published (neutral score used) | 50 too few features published (neutral score used) |
Independent tests
Aiper Seagull Pro
No independent test published yet.
Seauto Crab
| Tested by | Conditions |
|---|---|
| PCWorld | Runtime reported as “close to 2.5 hours” per charge in an L-shaped pool; pickup percentages are the reviewer’s estimates of coverage. |
Specifications
| Aiper Seagull Pro | Seauto Crab | |
|---|---|---|
| Pool | ||
| Pool size (rated) | Up to 1,600 sq ft (149 m²) | Up to 1,614 sq ft (150 m²) |
| Pool types | In-ground | - |
| Cleaning | ||
| Cleans | Floor, walls and waterline | Floor and walls |
| Surface skimming | No | No |
| Power | ||
| Power | Cordless (battery) | Cordless (battery) |
| Battery | 196.6 Wh, 7,800 mAh | 7,800 mAh |
| Run time | Up to 2 h 30 min | - |
| Charge time | 4 h | 2 h 30 min |
| Navigation & app | ||
| Navigation | Path planning | - |
| App | No | No |
| Build | ||
| Weight | - | 27.6 lb (12.5 kg) |
| Warranty | 2 years | 2 years |
| Released | 2025-05 | - |
