Updated September 2026
Data from Amazon and official Aiper site.
2026 verdict
Aiper Scuba S3 wins the 2026 matchup against Aiper EcoSurfer S2, mainly on cleaning coverage, navigation, and battery life.
It separates itself most clearly on cleaning coverage, navigation, and battery life, while still looking better on connectivity. There is still a case for Aiper EcoSurfer S2, but mainly if price, pool compatibility, and cleaning performance are what you value most. That is why Aiper Scuba S3 wins the verdict here.
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| Feature | Aiper EcoSurfer S2 | Aiper Scuba S3 | Winner |
|---|---|---|---|
| Price | $359.99 | $649.99 | Aiper EcoSurfer S2 |
| Pool Compatibility | In-Ground Pools, Above-Ground Pools | In-Ground Pools | Aiper EcoSurfer S2 |
| Cleaning Coverage | Water Surface Skimming | Floor Cleaning, Wall Cleaning, Waterline Cleaning | Aiper Scuba S3 |
| Cleaning Performance | Edge & Corner Cleaning | None | Aiper EcoSurfer S2 |
| Navigation | Obstacle Avoidance | Ultrasonic Mapping, Obstacle Avoidance, Auto Parking | Aiper Scuba S3 |
| Battery Life | 35 hours | 240 minutes | Aiper Scuba S3 |
| Solar Charging | YES | NO | Aiper EcoSurfer S2 |
| Connectivity | 2.4 GHz WiFi | 2.4 GHz WiFi, Bluetooth | Aiper Scuba S3 |
| Rating | 4.4 | 4.4 | Tie |
| Cordless | YES | YES | Tie |
10% OFF
$359.99
$399.99
- + Price: $359.99
- + Pool Compatibility: In-Ground Pools, Above-Ground Pools
- + Cleaning Performance: Edge & Corner Cleaning
- - Cleaning Coverage: Water Surface Skimming vs Floor Cleaning, Wall Cleaning, Waterline Cleaning
- - Navigation: Obstacle Avoidance vs Ultrasonic Mapping, Obstacle Avoidance, Auto Parking
Winner
50% OFF
$649.99
$1299.99
- + Cleaning Coverage: Floor Cleaning, Wall Cleaning, Waterline Cleaning
- + Navigation: Ultrasonic Mapping, Obstacle Avoidance, Auto Parking
- + Battery Life: 240 minutes
- - Price: $649.99 vs $359.99
- - Pool Compatibility: In-Ground Pools vs In-Ground Pools, Above-Ground Pools
Frequently Asked Questions
Which is better overall: Aiper EcoSurfer S2 or Aiper Scuba S3?
Aiper Scuba S3 has the stronger overall profile in this comparison, especially for cleaning coverage, navigation, and battery life.
What is the biggest difference between Aiper EcoSurfer S2 and Aiper Scuba S3?
Price is one of the clearest differences: Aiper EcoSurfer S2 lists $359.99, while Aiper Scuba S3 lists $649.99.
Which one looks better on price?
Aiper EcoSurfer S2 is listed at $359.99, while Aiper Scuba S3 is listed at $649.99. Aiper EcoSurfer S2 (better spec).
Who should buy Aiper EcoSurfer S2?
Choose Aiper EcoSurfer S2 if your priority is price and pool compatibility and that matters more than cleaning coverage.
Who should buy Aiper Scuba S3?
Choose Aiper Scuba S3 if your priority is cleaning coverage and navigation and that matters more than price.
Full comparison table
Compare all 14 Robotic Pool Cleaners side by side
You are looking at two of them. The full table lines up all Robotic Pool Cleaners in the catalog with the same specs, so you can filter by what you need and sort by price or rating.
- 14 Robotic Pool Cleaners
- 51 specs compared
- 47 filters
BeatbotAquaSense 2 Ultra
$2299.00
BeatbotAquaSense X
6% OFF$4250.00$3999.00
BeatbotSora 10
36% OFF$699.00$448.99- Aiper
EcoSurfer S2
10% OFF$399.99$359.99 
BeatbotSora 30
$699.00
AiperScuba S3
50% OFF$1299.99$649.99
AiperScuba V3 Ultra
20% OFF$2499.99$1999.99
DolphinNautilus CC
$699.00
BeatbotSora 70
27% OFF$1499.00$1099.00
AiperScuba S1
20% OFF$699.99$559.99
AiperScuba V3
11% OFF$949.99$849.99
EcovacsUltramarine P1
$499.99
DreameZ1 Pro
20% OFF$599.00$479.00
DreameZ1
$499.00
- Robotic Pool CleanersAiper
EcoSurfer S2
4.4(2,351)10% OFF$399.99$359.99 - Robotic Pool CleanersAiper
Scuba S1
4.0(825)20% OFF$699.99$559.99 - Robotic Pool CleanersAiper
Scuba S3
4.4(133)50% OFF$1299.99$649.99 - Robotic Pool CleanersAiper
Scuba V3 Ultra
4.2(207)20% OFF$2499.99$1999.99 - Robotic Pool CleanersAiper
Scuba V3
4.0(483)11% OFF$949.99$849.99