Aiper EcoSurfer S2 vs ECOVACS Ultramarine P1 (2026)

Updated September 2026

Data from Amazon and official Aiper and Ecovacs sites.

2026 verdict

In this 2026 ECOVACS Ultramarine P1 vs Aiper EcoSurfer S2 comparison, ECOVACS Ultramarine P1 comes out ahead thanks to price, cleaning coverage, and battery life.

Winner

ECOVACS Ultramarine P1

$299.00$499.9940% OFF

Buy on Amazon USA

It has the clearer edge on price, cleaning coverage, and battery life, and it stays ahead on its broader overall balance. Pick Aiper EcoSurfer S2 only when rating, cleaning performance, and solar charging are the deciding factor for your setup. Overall, ECOVACS Ultramarine P1 makes more sense for most people.

Aiper

Aiper EcoSurfer S2

10% OFF

$359.99

$399.99

Buy on Amazon USA

Winner

Ecovacs

ECOVACS Ultramarine P1

40% OFF

$299.00

$499.99

Buy on Amazon USA

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Feature	Aiper EcoSurfer S2	ECOVACS Ultramarine P1	Winner
Price	$359.99	$299.00	ECOVACS Ultramarine P1
Rating	4.4	3.7	Aiper EcoSurfer S2
Cleaning Coverage	Water Surface Skimming	Floor Cleaning, Wall Cleaning	ECOVACS Ultramarine P1
Cleaning Performance	Edge & Corner Cleaning	None	Aiper EcoSurfer S2
Battery Life	35 hours	180 minutes	ECOVACS Ultramarine P1
Solar Charging	YES	NO	Aiper EcoSurfer S2
Pool Compatibility	In-Ground Pools, Above-Ground Pools	In-Ground Pools, Above-Ground Pools	Tie
Navigation	Obstacle Avoidance	Obstacle Avoidance	Tie
Cordless	YES	YES	Tie
Connectivity	2.4 GHz WiFi	2.4 GHz WiFi	Tie

Aiper

Aiper EcoSurfer S2

10% OFF

$359.99

$399.99

Buy on Amazon USA

+ Rating: 4.4
+ Cleaning Performance: Edge & Corner Cleaning
+ Solar Charging: YES
- Price: $359.99 vs $299.00
- Cleaning Coverage: Water Surface Skimming vs Floor Cleaning, Wall Cleaning

Winner

Ecovacs

ECOVACS Ultramarine P1

40% OFF

$299.00

$499.99

Buy on Amazon USA

+ Price: $299.00
+ Cleaning Coverage: Floor Cleaning, Wall Cleaning
+ Battery Life: 180 minutes
- Rating: 3.7 vs 4.4
- Cleaning Performance: None vs Edge & Corner Cleaning

Frequently Asked Questions

Which is better overall: Aiper EcoSurfer S2 or ECOVACS Ultramarine P1?

ECOVACS Ultramarine P1 has the stronger overall profile in this comparison, especially for price, cleaning coverage, and battery life.

What is the biggest difference between Aiper EcoSurfer S2 and ECOVACS Ultramarine P1?

Price is one of the clearest differences: Aiper EcoSurfer S2 lists $359.99, while ECOVACS Ultramarine P1 lists $299.00.

Which one looks better on price?

Aiper EcoSurfer S2 is listed at $359.99, while ECOVACS Ultramarine P1 is listed at $299.00. ECOVACS Ultramarine P1 (better spec).

Who should buy Aiper EcoSurfer S2?

Choose Aiper EcoSurfer S2 if your priority is rating and cleaning performance and that matters more than price.

Who should buy ECOVACS Ultramarine P1?

Choose ECOVACS Ultramarine P1 if your priority is price and cleaning coverage and that matters more than rating.

Full comparison table

Compare all 10 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.