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A side-by-side comparison of the Dolphin Cayman and Dolphin Quantum — price, filtration, cleaning coverage, brushes and warranty — to help you pick the right Dolphin robotic pool cleaner.
| Feature | Cayman | Quantum |
|---|---|---|
| Price | $1299$1049 | $1799$1499 |
| Lineup | Max-Series™ | Max-Series™ / ProLine™ |
| Best for | In-ground or above-ground | Large pools needing waterline |
| Pool size | Up to 33 ft | Up to 50 ft |
| Cleaning coverage | Floor + Walls | Floor + Walls + Waterline |
| Scrubbing brushes | 2 (HyperBrush™) | 2 (HyperBrush™) |
| Filtration | MaxBin™ | XXL MaxBin™ + NanoFilters™ |
| Control | Weekly timer | Weekly timer + SmartNav 2.0™ |
| Warranty | 2 years | 2 years |
The Dolphin Cayman is part of the Max-Series™ lineup — The best-value Max-Series™ performer with a weekly timer, for in-ground or above-ground pools. It cleans pools up to 33 ft with floor + walls coverage and MaxBin™ filtration, backed by a 2 years warranty.
The Dolphin Quantum is part of the Max-Series™ / ProLine™ lineup — Tops the Max-Series™ and starts the ProLine™ with NanoFilters™. It handles pools up to 50 ft with floor + walls + waterline coverage and XXL MaxBin™ + NanoFilters™ filtration, backed by a 2 years warranty.
Both robots come from Dolphin's two top-recommended lineups — the Max-Series™ and the ProLine™ — so either is an excellent buy. For most pools we give the slight edge to the Dolphin Quantum: Tops the Max-Series™ and starts the ProLine™ with NanoFilters™. It delivers floor + walls + waterline coverage, XXL MaxBin™ + NanoFilters™ filtration and a 2 years warranty.
The Dolphin Cayman is a strong alternative and saves you $450 at $1049 — you won't go wrong with either.
Every Dolphin Max-Series™ and ProLine™ robotic pool cleaner ships free and is backed by a full manufacturer warranty — explore our top-recommended robots and find the right fit for your pool.
Shop Max-Series™ Shop ProLine™ Shop all DolphinThe Max-Series™ and ProLine™ deliver the best cleaning Dolphin makes. See how our top picks stack up head-to-head:
