Help me choose
A stronger Pool Express option
Dolphin Advantage and Dolphin Liberty 600 are compared feature by feature below. For a stronger Pool Express option, consider Dolphin Quantum. Inground pools up to 50 ft that need floor, wall and waterline cleaning, with fine debris.
Advantage
Dolphin Advantage
Inground pools up to 33 ft that need floor and wall cleaning.
Liberty
Dolphin Liberty 600
Inground and above-ground pools up to 50 ft that need floor, wall, waterline and lounge-area cleaning without a cord.
What we recommend instead
Dolphin Quantum
Inground pools up to 50 ft that need floor, wall and waterline cleaning, with fine debris.
$1,649
Buy Dolphin QuantumDolphin Advantage or Dolphin Liberty 600: our take
Dolphin Advantage and Dolphin Liberty 600 are compared on pool fit, cleaning reach, debris handling, controls and ownership details. The recommendation is based on the job the robot must do—not a simple feature count.
Pool fit and cleaning reach
Dolphin Advantage is intended for inground pools, while Dolphin Liberty 600 is intended for inground and above-ground pools. Dolphin Advantage is rated for pools up to 33 ft; Dolphin Liberty 600 is rated up to 50 ft. Dolphin Advantage cleans floor and walls; Dolphin Liberty 600 cleans floor, walls, and waterline. Dolphin Advantage's documented cleaning system includes 1 active brush.
Filtration and debris
Dolphin Advantage includes Basket; Dolphin Liberty 600 includes Basket and UltraFilter. Dolphin Liberty 600 has the clearer documented edge for fine silt, pollen and sand.
Controls and day-to-day ownership
Dolphin Advantage provides a weekly timer and power-supply controls; Dolphin Liberty 600 provides a weekly timer and smartphone control. Dolphin Advantage uses a 50 ft corded cable, while Dolphin Liberty 600 uses cordless battery power. Dolphin Advantage is listed at 14 lb versus 25.8 lb for Dolphin Liberty 600; that 11.8 lb difference matters when lifting the robot from the pool.
Price, warranty and the decision
Dolphin Advantage is listed at $699 and Dolphin Liberty 600 at $1,729; Dolphin Advantage is $1,030 less. Dolphin Advantage lists a 2-year warranty compared with 3 years for Dolphin Liberty 600. Dolphin Advantage and Dolphin Liberty 600 each have a specific fit, but neither is the Pool Express pick for this job. Our better alternative is Dolphin Quantum. Inground pools up to 50 ft that need floor, wall and waterline cleaning, with fine debris.
Feature check: what each robot actually has
A green check means the feature is documented as included. A red X means it is documented as absent. A dash means the source does not make the feature clear.
| Feature | Dolphin Advantage | Dolphin Liberty 600 |
|---|---|---|
| Cleans the pool floor | Yes | Yes |
| Climbs and cleans walls | Yes | Yes |
| Scrubs the waterline | No | YesEdge |
| Fine-debris filter included | No | YesEdge |
| Large-debris filter | Yes | Yes |
| Automatic scheduling | Yes | Yes |
| Smartphone app | No | YesEdge |
| Anti-tangle swivel | Not listed | Not listed |
| 3-year warranty | No | YesEdge |
| No recharging between cycles | YesEdge | No |
| Built-in UV-C water treatment | No | No |
Unknown is not treated as “no.” Specifications come from the product pages, current catalog records and manufacturer material collected for this site.
Where Dolphin Advantage stands out
Dolphin Advantage is the better fit for shoppers prioritizing the lower $699 starting price.
- Runs from continuous plug-in power without a recharge between cycles
- Is listed $1,030 lower
- Weighs 14 lb versus 25.8 lb
Where Dolphin Liberty 600 stands out
Dolphin Liberty 600 is the better fit for owners who value cordless handling more than automatic scheduling and continuous power.
- Cleans the floor, walls and waterline instead of stopping below the tile line
- Includes filtration for sand, pollen and other fine debris
- Adds smartphone control
- Carries a 3-year warranty instead of 2 years
Dolphin Advantage vs Dolphin Liberty 600 specifications
Use pool fit first. Price and app control do not make up for a robot that cannot cover the length or surfaces you need cleaned.
| Specification | Dolphin Advantage | Dolphin Liberty 600 |
|---|---|---|
| Best fit | Inground pools up to 33 ft that need floor and wall cleaning. | Inground and above-ground pools up to 50 ft that need floor, wall, waterline and lounge-area cleaning without a cord. |
| Starting price | $699 | $1,729 |
| Pool type | Inground | Inground, Above-ground |
| Maximum pool length | Up to 33 ft | Up to 50 ft |
| Cleaning coverage | Floor, Walls | Floor, Walls, Waterline |
| Power | Corded | Cordless |
| Filtration | Basket | Basket, UltraFilter |
| Scheduling | Weekly schedule | Weekly schedule + app |
| App and remote | Power-supply controls | App control |
| Cable | 50 ft | Cordless |
| Robot weight | 14 lb | 25.8 lb |
| Warranty | 2 years | 3 years |
Consider the stronger Pool Express option
Dolphin Advantage and Dolphin Liberty 600 are compared feature by feature below. For a stronger Pool Express option, consider Dolphin Quantum. Inground pools up to 50 ft that need floor, wall and waterline cleaning, with fine debris.
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