Head-to-Head

Dolphin S100 vs Dolphin W 20

A side-by-side comparison of the Dolphin S100 and Dolphin W 20 — price, filtration, cleaning coverage, brushes and warranty — to help you pick the right Dolphin robotic pool cleaner.

Feature S100 W 20
Overview
Price MSRP $899 MSRP $1399
LineupS-Series™Wave™ Commercial
Best forSpecialty-retailer lineCommercial pools
Pool sizeUp to 33 ftUp to 65 ft
Cleaning coverageFloor + WallsFloor only
Cleaning cycle2 hours3 hours
Suction4,000 GPH4,500 GPH
Scrubbing brushes1 (active)2
FiltrationFine + ultra-fine 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 Included Included
Navigation & ownership
NavigationNot publishedCleverClean™
Weekly schedulingWeekly timerNo weekly timer
App controlNo app controlNo app control
CableStandard cable (no swivel)Anti-tangle swivel cable
What is included
  • Fine + ultra-fine filter basket
  • Ultra-Fine Filter kit
  • Power supply
  • Filter bag
  • Power supply
  • Remote control
  • Caddy
Warranty2 years3 years
Cleaning coverage

Waterline cleaning

Why it matters

Dolphin S100 vs Dolphin W 20: how they compare

The Dolphin S100 is part of the S-Series™ lineup — a specialty-retailer model with a weekly timer and a 2-year warranty. It cleans pools up to 33 ft with floor + walls coverage and Fine + ultra-fine 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 S100 wins

Between these two, the Dolphin S100 is the stronger robot on paper — a specialty-retailer model with a weekly timer and a 2-year warranty. It cleans with floor + walls coverage and Fine + ultra-fine 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.

Compare our top-recommended robots

The Max-Series™ and ProLine™ deliver the best cleaning Dolphin makes. See how our top picks stack up head-to-head:

Compare every Dolphin pool cleaner combination