Head-to-Head Comparison
Dolphin Liberty 600 vs Dolphin Liberty 400
Our pool experts compare features, filtration, specs, and value to help you pick the right robotic pool cleaner.
Dolphin Liberty 400 or Dolphin Liberty 600 — which wins?
Our Recommendations
Neither the Dolphin Liberty 600 nor the Dolphin Liberty 400 is a cleaner we carry. Here are the robots our pool experts recommend instead — proven Dolphin ProLine and Max-Series models, each backed by the full manufacturer warranty and our 30-day in-pool trial.
Dolphin Cayman
- Free NanoFilter Panels with Purchase
- Active Brush - Scrubs 2X Faster
- 2 Year Warranty
- Built for Above Ground and Inground Pools Up to 33ft
Dolphin Escape
- Free NanoFilter Panels with Purchase
- Active Brush - Scrubs 2X Faster
- 2 Year Warranty
- Built for Above Ground and Inground Pools Up to 33ft
Dolphin Quantum
- myDolphin Plus App with Weekly Timer
- XXL MaxBin™ with NanoFilters
- 2 Year Warranty
- Built for Inground & Above Ground Pools up to 50ft
Side by Side
Feature Comparison
The features that matter most when comparing the Dolphin Liberty 600 and Dolphin Liberty 400.
| Feature | Liberty 600 | Liberty 400 |
|---|---|---|
| Standard Filter | ||
| Wall Climbing |
Explained
Compare Features in Detail
Warranty Coverage
A robot is only as good as its warranty. Buying through an Authorized Dealer like Poolbots gets you the full manufacturer warranty — never pro-rated or limited by cleaning cycles — plus a 30-day in-pool trial with no restocking fees. Learn more ›
The Details
Specifications
| Liberty 600 | Liberty 400 | |
|---|---|---|
| Part Number | — | — |
| Waterline Cleaning | No | No |
| Multi-Media® | No | No |
| Filters Included | — | — |
| Filter Cleaning | Filter Basket | Filter Basket |
| Cleaning Coverage | Floor and Walls | Floor and Walls |
| Cleaning Cycle | 1.5 hours | 1.5 hours |
| Number of Brushes | 2 | 1 |
| Cable Length | No Cable | No Cable |
| Anti-Tangle Swivel | — | — |
| Pool Types | In-Ground & Above Ground | In-Ground & Above Ground |
| Maximum Pool Size | 50 ft | 50 ft |
| Pool Shape | Rectangle, Oval, or Freeform | Rectangle, Oval, or Freeform |
| Obstacles | Steps, Ladder, Drain Cover, Ledges, Pop-Ups | Steps, Ladder, Drain Cover, Ledges, Pop-Ups |
| Surface | Concrete, Plaster, Gunite, Pebble, Tile, Vinyl Liner, Fiberglass | Concrete, Plaster, Gunite, Pebble, Tile, Vinyl Liner, Fiberglass |
| Media-Alert® | — | — |
| Automated Weekly Timer | — | — |
| Remote Operation | No | No |
| Restocking Fee | — | — |
| Warranty | 2 Years | 2 Years |
Go Deeper
Read Our Expert Reviews
Our in-depth reviews are written by pool experts to help you make an informed decision.
Dolphin Liberty 600
Read Dolphin Liberty 600 ReviewDolphin Liberty 400
Read Dolphin Liberty 400 ReviewKeep Comparing
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What’s Next?
Still narrowing it down? These expert guides and tools make it easy to find the right pool robot for your pool — most ship free, same day.
Pool Robot Buying Guide
Everything to know before you buy your first robot.
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Robot Selector
Answer a few quick questions and get a recommendation.
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Videos
Watch reviews, comparisons, and expert how-tos.
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Pool Volume Calculator
Calculate your exact pool volume to find the right robot.
Read more →Try It in Your Own Pool for 30 Days
Every pool deserves an intelligent robot. If you don't love it, simply return it — we never charge a restocking fee. Free shipping on every order.
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