Free 1-2 Day Shipping. Low Price Guarantee. Easy Returns/Exchanges.
Choose from top models from the top brands.
Try any pool robot risk-free for 30 days.
All of the top models tested by our Pool Experts.
FROM ULTRAVIOLET SYSTEMS TO POOL PUMPS.
All the top pool equipment in one place.

Dolphin W20 versus Dolphin Liberty 800s

Compare Features, Filters, and Warranty

Liberty 800s or W20. Which wins?

Diving into the Liberty 800s vs W20, our pool experts distinguish the key features you'll want to look for when choosing a pool robot. That way, you can decide between the Dolphin W20 or Dolphin Liberty 800s.

Compare essential features...

Dolphin ProLine
Dolphin Logo W20 Liberty 800s Sigma Premier
Cleans Waterline
No
No
Yes Yes
Nano
Filtration
No
No
Yes Yes
MultiMedia
No
No
No
Yes
Dual Stabilizer Yes
No
Yes Yes
Gyroscope
No
No
Yes
No
3 Year Warranty Yes
No
Yes Yes
No Restocking Fee Yes
No
Yes Yes
30 Day Trial Yes
No
Yes Yes
Shop Now Buy Buy Buy Buy

Shoppers ultimately bought... Compare vs.

Dolphin Sigma

Sigma adds waterline cleaning, NanoFilters™, triple motors, gyroscope, 3 year warranty + 30 Day Free Trial.

Dolphin Premier

Premier adds waterline cleaning, commercial grade motors, MultiMedia™, NanoFilters™, 3 year warranty + 30 Day Free Trial.

Compare Dolphin W20 vs Dolphin Liberty 800s

Features W20 Liberty 800s
Standard Filter yes yes
NanoFilters™ no no
MaxBin™ no no
Multi-Media™ no no
Leaf Bag no no
Wall Climbing no yes
Waterline Cleaning no no
Programmable Timer no no
Full Filter Indicator no no
Gyroscope no no
Dual Stabilizer yes no
Anti-Tangle Swivel yes no
3 Year Warranty yes no

Compare Features

Standard Fine Filter

These standard filters help capture larger items such as small leaves and other debris, while maximizing flow rate. However, if your pool struggles with cloudy pool water, small algae, or sand. You many want to consider a unit with NanoFilters™.

NanoFilter™ vs Standard Filters
NanoFilter™ (left) vs Standard Filters (right)
yes
The Dolphin W20 includes a standard filter.
yes
The Dolphin Liberty 800s includes a standard filter.

Dual Stabilizer

This essential piece to waterline cleaning allows the unit to cling to the walls of your pool - allowing a more precise and deeper clean at the waterline. Units with dual stabilizers have increased performance and agility while cleaning. It also doubles as an easy handle to pickup your robot from.

yes
The Dolphin W20 includes a dual stabilizer.
yes
The Dolphin Liberty 800s does not include a dual stabilizer.

Anti-Tangle Cable Swivel

Say goodbye to pesky tangled cords. An anti-tangle swivel allows the robot to move 360 degrees around your pool without the cord getting tangled. So you can sit back and enjoy while your pool robot vacuums and cleans for you.

yes
The Dolphin W20 includes an anti-tangle swivel.
yes
The Dolphin Liberty 800s does not include an anti-tangle swivel.

3 Year Warranty

A robot is only as important as its warranty. By purchasing through an Authorized Maytronics Dealer such as Poolbots, you'll get the full warranty on all robotic pool cleaners available on Poolbots.com. Try any robotic pool cleaner risk-free for 30 days in your pool without any restocking fees.

yes
The Dolphin W20 includes a 3 year warranty.
yes
The Dolphin Liberty 800s includes a year warranty.

All Videos

      Compare Specifications

      Dolphin W20 Dolphin Liberty 800s

      Part Number 99996904-US
      ASIN B09S4NFGXB
      Waterline Cleaning No No
      Multi-Media® No No
      # of Filters Included: 1
      Filter Cleaning Bottom Access Filter Basket
      Cleaning Coverage Floor Floor and Walls
      Cleaning Cycle 3 hours 1.5 hours
      Number of Brushes 2 2
      Cable Length 80 ft No Cable
      Anti-Tangle Swivel Yes
      Pool Types In Ground In-Ground & Above Ground
      Maximum Pool Size 68 ft 50 ft
      Pool Shape Rectangular, Free Shape, Hopper, Kidney, Zero (beach) entry Rectangle, Oval, or Freeform
      Obstacles Steps, Ladder, Drain Cover, Ledges, Pop-Ups Steps, Ladder, Drain Cover, Ledges, Pop-Ups
      Surface Gunite, Fiberglass, Vinyl, Liner Concrete, Plaster, Gunite, Pebble, Tile, Vinyl Liner, Fiberglass
      Media-Alert® No
      Automated Weekly Timer No
      Remote operation Yes No
      Restocking Fee No

      Warranty 3 Years Years
      Read Reviews Dolphin W20 Review Dolphin Liberty 800s Review

      View Other Top Comparisons

      Compare all of the top robotic pool cleaners from Maytronics' Dolphin, Aquabot, & More.

      Read Our Reviews

      Learn more about the Dolphin W20 and Dolphin Liberty 800s in our reviews. Our in-depth pool robot reviews are written by our pool experts and will help you make an informed decision when purchasing a robotic pool cleaner for your pool. Read the Dolphin Liberty 800s Review, Dolphin W20 Review, or browser other top robotic pool cleaner reviews.

      WHAT'S NEXT?

      Try in your own pool for 30 days.

      Every pool deserves an intelligent robot. If you don't love it, simply return the robot. Unlike the other guys, we never charge a restocking fee or any other fees - meaning no restocking fee ever.

      Pool Robot Buying Guide
      Headphones Icon
      Dolphin Cayman Review