PoolBotVerdict

Dolphin · Corded · In-ground & above-ground

Dolphin Cayman

A light corded Dolphin for pools up to 40 ft that cleans the floor and walls in a 2-hour cycle.

Rated pool sizeThe maker rates this robot by pool length, not area. Dashed bars: common pool lengths.
Rated pool size of the Dolphin Cayman: 40 ft long32 ft40 ft40 ft max length
What it cleansColoured edges are the areas Dolphin says it cleans.
What the Dolphin Cayman cleans: Floor + WallsSurface ✕Waterline ✕WallsFloor
Cycle timeCorded robots run on mains power through a floating cable; this is the default cycle length.
Default cleaning cycle of the Dolphin Cayman0h2h4h6h8h10hCycle2 h

Specs

Rated pool size40 ft long
Pool typeIn-ground & above-ground
CleansFloor + Walls
PowerCorded · Mains power (corded)
Default cycle2 h
SuctionNot listed
FilterFine filter kit, top load
BasketNot listed
NavigationCleverClean scanning navigation
Weight14.6 lb
Warranty2 years
Price seen$1,129 on Maytronics' US store

What's good

  • 14.6 lb, easy to lift out
  • Works in above-ground and in-ground pools

What to know

  • No waterline scrubbing
  • No anti-tangle swivel
  • No app or timer

Will it suit your pool?

Put your pool's size and type into the pool robot finder to see the Dolphin Cayman next to every other robot we cover. Closest alternatives by rated size: Aiper Scuba S1, Aiper Scuba N1, Dolphin Nautilus CC Plus (Wi-Fi).

Sources

Specs and price checked 5 November 2026. We haven't tested this robot hands-on; this verdict compares published specifications.

Dolphin Cayman: quick answers

How big a pool can the Dolphin Cayman clean?

Dolphin rates it for pools up to 40 ft long.

Does the Dolphin Cayman clean walls and the waterline?

According to Dolphin, it cleans: floor, walls. It doesn't clean the waterline, the water surface.

Is the Dolphin Cayman cordless?

No. It's a corded robot powered from a mains supply unit through a floating cable. Its default cycle is 2 h.

Does the Dolphin Cayman work in above-ground pools?

Yes, the maker lists it for above-ground and in-ground pools.