Help me choose
A stronger Pool Express option
Dolphin T15 and Dolphin Triton PS are compared feature by feature below. For a stronger Pool Express option, consider Dolphin Cayman. Inground and above-ground pools up to 40 ft that need floor and wall cleaning.
Triton
Dolphin Triton PS
Inground pools up to 50 ft that need floor, wall and waterline cleaning.
What we recommend instead
Dolphin Cayman
Inground and above-ground pools up to 40 ft that need floor and wall cleaning.
$1,079
Buy Dolphin CaymanDolphin T15 or Dolphin Triton PS: our take
Dolphin T15 and Dolphin Triton PS 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 T15 is intended for above-ground pools, while Dolphin Triton PS is intended for inground pools. Dolphin T15 is rated for pools up to 30 ft; Dolphin Triton PS is rated up to 50 ft. Dolphin T15 cleans floor; Dolphin Triton PS cleans floor, walls, and waterline. Dolphin T15's documented cleaning system includes 1 active brush.
Filtration and debris
Both models include Basket.
Controls and day-to-day ownership
Dolphin T15 provides one-touch starts and power-supply controls; Dolphin Triton PS provides a weekly timer and power-supply controls. Dolphin T15 uses a 40 ft corded cable, while Dolphin Triton PS uses a 60 ft corded cable with an anti-tangle swivel.
Price, warranty and the decision
Dolphin T15 is listed at $649 and Dolphin Triton PS at $1,099; Dolphin T15 is $450 less. Each lists a 2-year manufacturer warranty. Dolphin T15 and Dolphin Triton PS each have a specific fit, but neither is the Pool Express pick for this job. Our better alternative is Dolphin Cayman. Inground and above-ground pools up to 40 ft that need floor and wall 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 T15 | Dolphin Triton PS |
|---|---|---|
| Cleans the pool floor | Yes | Yes |
| Climbs and cleans walls | No | YesEdge |
| Scrubs the waterline | No | YesEdge |
| Fine-debris filter included | No | No |
| Large-debris filter | Yes | Yes |
| Automatic scheduling | No | YesEdge |
| Smartphone app | No | No |
| Anti-tangle swivel | Not listed | Yes |
| 3-year warranty | No | No |
| 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 T15 stands out
Dolphin T15 is the better fit for shoppers prioritizing the lower $649 starting price.
- Is listed $450 lower
- Cleans the pool floor
Where Dolphin Triton PS stands out
Dolphin Triton PS is the better fit for pools up to 50 ft.
- Cleans the floor, walls and waterline instead of stopping below the tile line
- Can start on a weekly schedule without a manual launch before every cycle
- Is rated for pools up to 50 ft
Dolphin T15 vs Dolphin Triton PS 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 T15 | Dolphin Triton PS |
|---|---|---|
| Best fit | Above-ground pools up to 30 ft that need floor cleaning. | Inground pools up to 50 ft that need floor, wall and waterline cleaning. |
| Starting price | $649 | $1,099 |
| Pool type | Above-ground | Inground |
| Maximum pool length | Up to 30 ft | Up to 50 ft |
| Cleaning coverage | Floor | Floor, Walls, Waterline |
| Power | Corded | Corded |
| Filtration | Basket | Basket |
| Scheduling | One-touch start | Weekly schedule |
| App and remote | Power-supply controls | Power-supply controls |
| Cable | 40 ft | 60 ft with anti-tangle swivel |
| Robot weight | 14 lb | Not listed |
| Warranty | 2 years | 2 years |
Consider the stronger Pool Express option
Dolphin T15 and Dolphin Triton PS are compared feature by feature below. For a stronger Pool Express option, consider Dolphin Cayman. Inground and above-ground pools up to 40 ft that need floor and wall cleaning.
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