Head-to-Head

Dolphin Liberty 300 vs Dolphin W 20

A side-by-side comparison of the Dolphin Liberty 300 and Dolphin W 20 — price, filtration, cleaning coverage, brushes and warranty — to help you pick the right Dolphin robotic pool cleaner.

Feature Liberty 300 W 20
Overview
Price $1199 MSRP $1399
LineupLiberty™ (cordless)Wave™ Commercial
Best forCordless, week-long chargeCommercial pools
Pool sizeUp to 50 ftUp to 65 ft
Cleaning coverageFloor + WallsFloor only
Cleaning cycle1.5 hours; up to a week of cycles per charge3 hours
SuctionBattery powered4,500 GPH
Scrubbing brushes1 (active)2
FiltrationTop-load filter basketFilter bag
Standout features
Waterline cleaning No No
3-year warranty No Included
NanoFilters™ included No No
MultiMedia™ filtration No No
Media-Alert™ No No
Oversized leaf bag No No
MaxBin™ filtration No No
HyperBrush™ scrubbing No No
App control No No
Anti-tangle swivel No Included
Corded power No Included
Navigation & ownership
NavigationCleverClean™CleverClean™
Weekly schedulingNo weekly timerNo weekly timer
App controlNo app controlNo app control
CableNone (cordless)Anti-tangle swivel cable
What is included
  • Top-load filter basket
  • Magnetic-Connect™ inductive charger
  • Power adapter
  • Filter bag
  • Power supply
  • Remote control
  • Caddy
Warranty2 years3 years
Cleaning coverage

Waterline cleaning

Why it matters

Dolphin Liberty 300 vs Dolphin W 20: how they compare

The Dolphin Liberty 300 is part of the Liberty™ (cordless) lineup — cordless with up to a week of cycles per charge, an Eco mode and Click-Up™ pickup. It cleans pools up to 50 ft with floor + walls coverage and Top-load filter basket filtration, backed by a 2-year warranty.

The Dolphin W 20 is part of the Wave™ Commercial lineup — a commercial Wave sold through Maytronics' commercial dealers with a caddy in the box and a 3-year warranty. It handles pools up to 65 ft with floor only coverage and Filter bag filtration, backed by a 3-year warranty.

Our verdict: the Dolphin Liberty 300 wins

Between these two, the Dolphin Liberty 300 is the better buy — cordless with up to a week of cycles per charge, an Eco mode and Click-Up™ pickup. It cleans with floor + walls coverage and Top-load filter basket filtration, backed by a 2-year warranty.

Our top recommendation: neither of these is in our two best lineups. For the best clean in this price range, step up to the Dolphin Quantum Pro from our ProLine™ — our top pick, highlighted at the top of this comparison.

Not sure yet? We're here to help

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.

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