Help me choose
Residential and commercial pools need different robots
Dolphin T25 and Dolphin W20 serve different kinds of pools, so there is no honest one-size-fits-all winner. Choose Dolphin Quantum for residential use. Choose Dolphin Wave 60 for commercial use.
T-Line
Dolphin T25
Inground and above-ground pools up to 33 ft that need floor and wall cleaning, with fine debris.
Choose residential and commercial cleaners separately
Dolphin Quantum
Inground pools up to 50 ft that need floor, wall and waterline cleaning, with fine debris.
$1,649
Buy Dolphin Quantum
Dolphin Wave 60
Commercial pools up to 50 ft that need floor, wall and waterline cleaning.
$1,699
Buy Dolphin Wave 60Dolphin T25 or Dolphin W20: our take
Dolphin T25 and Dolphin W20 can be compared on specifications, but they are designed for different jobs. Start with residential versus commercial use, then use the details below to understand the tradeoffs.
Pool fit and cleaning reach
Dolphin T25 is intended for inground and above-ground pools, while Dolphin W20 is intended for commercial pools. Dolphin T25 has a published maximum pool length of 33 ft; the other model does not have a verified length in our source material. Dolphin T25 cleans floor and walls; Dolphin W20 cleans floor, walls, and waterline. Dolphin T25 lists 1 active brush. Dolphin W20 lists Commercial-grade motors.
Filtration and debris
Dolphin T25 has documented included filtration—Basket and UltraFilter—while the other model's included media is not fully published. That gives Dolphin T25 the clearer documented edge for fine silt, pollen and sand. Dolphin T25 also has the better documented path for bulky leaves and larger debris.
Controls and day-to-day ownership
Dolphin T25 provides a weekly timer and power-supply controls; Dolphin W20 provides no fully published timer, app or remote specification. Dolphin T25 uses a 50 ft corded cable, while Dolphin W20 uses continuous corded power.
Price, warranty and the decision
Dolphin T25 is listed at $849 and Dolphin W20 at $1,999; Dolphin T25 is $1,150 less. Dolphin T25 lists a 2-year warranty compared with 3 years for Dolphin W20. These robots are built for different jobs, so pool type and facility capacity decide the comparison before individual features do. For a residential pool, the Pool Express pick is Dolphin Quantum. Inground pools up to 50 ft that need floor, wall and waterline cleaning, with fine debris. For a commercial facility, the Pool Express pick is Dolphin Wave 60. Commercial pools up to 50 ft that need floor, wall and waterline cleaning.
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 T25 | Dolphin W20 |
|---|---|---|
| Cleans the pool floor | Yes | Yes |
| Climbs and cleans walls | Yes | Yes |
| Scrubs the waterline | No | YesEdge |
| Fine-debris filter included | YesEdge | No |
| Large-debris filter | YesEdge | No |
| Automatic scheduling | Yes | Not listed |
| Smartphone app | No | Not listed |
| Anti-tangle swivel | Not listed | Not listed |
| 3-year warranty | No | YesEdge |
| No recharging between cycles | Yes | Yes |
| 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 T25 stands out
Dolphin T25 is the better fit for shoppers prioritizing the lower $849 starting price.
- Includes filtration for sand, pollen and other fine debris
- Includes a large-debris bin or bag for leaves
- Is listed $1,150 lower
Where Dolphin W20 stands out
Dolphin W20 is the better fit for commercial pools that need floor, wall and waterline cleaning.
- Cleans the floor, walls and waterline instead of stopping below the tile line
- Carries a 3-year warranty instead of 2 years
Dolphin T25 vs Dolphin W20 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 T25 | Dolphin W20 |
|---|---|---|
| Best fit | Inground and above-ground pools up to 33 ft that need floor and wall cleaning, with fine debris. | Commercial pools that need floor, wall and waterline cleaning. |
| Starting price | $849 | $1,999 |
| Pool type | Inground, Above-ground | Commercial |
| Maximum pool length | Up to 33 ft | Not listed |
| Cleaning coverage | Floor, Walls | Floor, Walls, Waterline |
| Power | Corded | Corded |
| Filtration | Basket, UltraFilter | Not listed |
| Scheduling | Weekly schedule | Not listed |
| App and remote | Power-supply controls | Not listed |
| Cable | 50 ft | Not listed |
| Robot weight | 15 lb | Not listed |
| Warranty | 2 years | 3 years |
Choose for the pool you operate
Dolphin T25 and Dolphin W20 serve different kinds of pools, so there is no honest one-size-fits-all winner. Choose Dolphin Quantum for residential use. Choose Dolphin Wave 60 for commercial use.
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