Help me choose
A stronger Pool Express option
Dolphin E10 and Dolphin T25 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.
T-Line
Dolphin T25
Inground and above-ground pools up to 33 ft that need floor and wall cleaning, with fine debris.
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 E10 or Dolphin T25: our take
Dolphin E10 and Dolphin T25 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 E10 is intended for above-ground pools, while Dolphin T25 is intended for inground and above-ground pools. Both are rated for pools up to 33 ft. Dolphin E10 cleans floor; Dolphin T25 cleans floor and walls. Dolphin E10's documented cleaning system includes 1 active brush.
Filtration and debris
Dolphin E10 includes Basket; Dolphin T25 includes Basket and UltraFilter. Dolphin T25 has the clearer documented edge for fine silt, pollen and sand.
Controls and day-to-day ownership
Dolphin E10 provides one-touch starts and power-supply controls; Dolphin T25 provides a weekly timer and power-supply controls. Dolphin E10 uses a 40 ft corded cable, while Dolphin T25 uses a 50 ft corded cable.
Price, warranty and the decision
Dolphin E10 is listed at $499 and Dolphin T25 at $849; Dolphin E10 is $350 less. Each lists a 2-year manufacturer warranty. Dolphin E10 and Dolphin T25 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 E10 | Dolphin T25 |
|---|---|---|
| Cleans the pool floor | Yes | Yes |
| Climbs and cleans walls | No | YesEdge |
| Scrubs the waterline | No | No |
| Fine-debris filter included | No | YesEdge |
| Large-debris filter | Yes | Yes |
| Automatic scheduling | No | YesEdge |
| Smartphone app | No | No |
| Anti-tangle swivel | Not listed | Not listed |
| 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 E10 stands out
Dolphin E10 is the better fit for shoppers prioritizing the lower $499 starting price.
- Is listed $350 lower
- Cleans the pool floor
Where Dolphin T25 stands out
Dolphin T25 is the better fit for inground and above-ground pools up to 33 ft that need floor and wall cleaning, with fine debris.
- Adds wall climbing and scrubbing
- Includes filtration for sand, pollen and other fine debris
- Can start on a weekly schedule without a manual launch before every cycle
Dolphin E10 vs Dolphin T25 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 E10 | Dolphin T25 |
|---|---|---|
| Best fit | Above-ground pools up to 33 ft that need floor cleaning. | Inground and above-ground pools up to 33 ft that need floor and wall cleaning, with fine debris. |
| Starting price | $499 | $849 |
| Pool type | Above-ground | Inground, Above-ground |
| Maximum pool length | Up to 33 ft | Up to 33 ft |
| Cleaning coverage | Floor | Floor, Walls |
| Power | Corded | Corded |
| Filtration | Basket | Basket, UltraFilter |
| Scheduling | One-touch start | Weekly schedule |
| App and remote | Power-supply controls | Power-supply controls |
| Cable | 40 ft | 50 ft |
| Robot weight | Not listed | 15 lb |
| Warranty | 2 years | 2 years |
Consider the stronger Pool Express option
Dolphin E10 and Dolphin T25 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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