Ecovacs Ultramarine P1
#21 in CordlessFull 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
The Ecovacs Ultramarine P1 is the better robotic pool cleaner overall, rated 4.0 to 3.9. The Ecovacs Ultramarine P1 leads on value. The Aiper Scuba X1 wins on navigation. The Ecovacs Ultramarine P1 costs $300 less ($499.99 vs $799.99).
Aiper Scuba X1
#23 in CordlessFull 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
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.
Which should you buy?
- Choose the Ecovacs Ultramarine P1 for value ($500 vs $800).
- Choose the Aiper Scuba X1 for navigation (Ultrasonic vs Gyroscope).
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 | Ecovacs Ultramarine P1 | Aiper Scuba X1 |
|---|---|---|
| Overall rating | 4.0/5 | 3.9/5 |
| Value 25% | 70 $500 | 49 $800 |
| Cleaning 25% | 85 Floor, walls and waterline | 85 Floor, walls and waterline |
| Navigation 15% | 50 Gyroscope | 75 Ultrasonic |
| Warranty 15% | 50 warranty not published (neutral score used) | 50 2-year warranty |
| Pool size 10% | 100 pools up to 1,940 sq ft | 100 pools up to 2,150 sq ft |
| Features 10% | 67 2 of 3; no easy pickup | 50 too few features published (neutral score used) |
Specifications
| Ecovacs Ultramarine P1 | Aiper Scuba X1 | |
|---|---|---|
| Pool | ||
| Pool size (rated) | Up to 1,937 sq ft (180 m²) | Up to 2,150 sq ft (200 m²), 66 ft long |
| Pool types | In-ground and above-ground | - |
| Surfaces | Fiberglass, pebble | Concrete, fiberglass, vinyl, tile |
| Max depth | 9.8 ft | - |
| Cleaning | ||
| Cleans | Floor, walls and waterline | Floor, walls and waterline |
| Surface skimming | No | No |
| Filter | Dual-layer filter (180 µm mesh + 3 µm ultra-fine) | Top-load 5 L multi-layer basket with MicroMesh 3 µm filter |
| Filter capacity | - | 5 L |
| Water flow | 4,800 gal/h | 6,600 gal/h |
| Power | ||
| Power | Cordless (battery) | Cordless (battery) |
| Battery | 4,600 mAh, 24 V | 7,800 mAh |
| Run time | Up to 3 h | Up to 3 h |
| Charge time | 4 h | 4 h |
| Charging | Cable | Wireless/inductive |
| Navigation & app | ||
| Navigation | Gyroscope | Ultrasonic |
| App | Yes | Yes |
| Connectivity | Bluetooth | - |
| Scheduling | Yes | - |
| Retrieval | Stops near the pool edge when done (hook included) | - |
| Build | ||
| Water resistance | IP68 | - |
| Weight | - | 24.2 lb (11 kg) |
| Warranty | - | 2 years |
| Released | 2026 | - |