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Robotic Pool Cleaners · Head to head

Dolphin Nautilus CC Plus Wi-Fi vs ECOVACS Ultramarine P1

Full Robotic Pool Cleaners comparison in 2026

Updated October 2026
Data from Amazon and official Dolphin and Ecovacs sites.
2026 verdict
In 2026, the recommendation leans toward ECOVACS Ultramarine P1 over Dolphin Nautilus CC Plus Wi-Fi, driven by price, rating, and pool compatibility.
ECOVACS Ultramarine P1
Winner
ECOVACS Ultramarine P1
$499.99
Buy on Amazon USACheck price
Its strongest advantages show up in price, rating, and pool compatibility, with cordless helping widen the gap. You should still consider Dolphin Nautilus CC Plus Wi-Fi if its specific feature mix matters more than raw overall balance. As a general recommendation, ECOVACS Ultramarine P1 comes out on top.
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FeatureDolphin Nautilus CC Plus Wi-FiECOVACS Ultramarine P1Winner
Price$749.00$499.99ECOVACS Ultramarine P1
Rating3.53.7ECOVACS Ultramarine P1
Pool CompatibilityIn-Ground PoolsIn-Ground Pools, Above-Ground PoolsECOVACS Ultramarine P1
CordlessNOYESECOVACS Ultramarine P1
Cleaning CoverageFloor Cleaning, Wall CleaningFloor Cleaning, Wall CleaningTie
NavigationNoneObstacle AvoidanceTie
Solar ChargingNONOTie
Connectivity2.4 GHz WiFi2.4 GHz WiFiTie

Price history compared

Every price change of both, in the same store, so the gap between the two lines is what one costs more than the other.

  • Dolphin Nautilus CC Plus Wi-Fi
  • ECOVACS Ultramarine P1

Loading price history...

Frequently Asked Questions

Which is better overall: Dolphin Nautilus CC Plus Wi-Fi or ECOVACS Ultramarine P1?

ECOVACS Ultramarine P1 has the stronger overall profile in this comparison, especially for price, rating, and pool compatibility.

What is the biggest difference between Dolphin Nautilus CC Plus Wi-Fi and ECOVACS Ultramarine P1?

Price is one of the clearest differences: Dolphin Nautilus CC Plus Wi-Fi lists $749.00, while ECOVACS Ultramarine P1 lists $499.99.

Which one looks better on price?

Dolphin Nautilus CC Plus Wi-Fi is listed at $749.00, while ECOVACS Ultramarine P1 is listed at $499.99. ECOVACS Ultramarine P1 (better spec).

Who should buy Dolphin Nautilus CC Plus Wi-Fi?

Choose Dolphin Nautilus CC Plus Wi-Fi if your priority is its specific strengths and that matters more than price.

Who should buy ECOVACS Ultramarine P1?

Choose ECOVACS Ultramarine P1 if your priority is price and rating and that matters more than the competing advantages.

Full comparison table

Compare all 19 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.

  • 19 Robotic Pool Cleaners
  • 51 specs compared
  • 47 filters
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