Help me choose
Our pick: Dolphin Cayman
Dolphin Cayman is the Pool Express pick in this matchup. Dolphin Cayman includes a large-debris bin or bag for leaves. Dolphin Cayman includes a 50 ft cable.
Max-Series
Dolphin Cayman
Inground and above-ground pools up to 40 ft that need floor and wall cleaning.
Explorer
Dolphin Explorer E25
Inground pools up to 50 ft that need floor and wall cleaning.
Why Dolphin Cayman is our pick
Dolphin Cayman
Inground and above-ground pools up to 40 ft that need floor and wall cleaning.
$1,079
Buy Dolphin CaymanDolphin Cayman or Dolphin Explorer E25: our take
Dolphin Cayman and Dolphin Explorer E25 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 Cayman is intended for inground and above-ground pools, while Dolphin Explorer E25 is intended for inground pools. Dolphin Cayman is rated for pools up to 40 ft; Dolphin Explorer E25 is rated up to 50 ft. Each cleans floor and walls, so coverage alone does not separate them. Dolphin Cayman's documented cleaning system includes 1 active brush, SmartNav 2.0 navigation, and Dual 24-volt DC motors.
Filtration and debris
Dolphin Cayman has documented included filtration—MaxBin—while the other model's included media is not fully published. Dolphin Cayman also has the better documented path for bulky leaves and larger debris.
Controls and day-to-day ownership
Dolphin Cayman provides a weekly timer and power-supply controls; Dolphin Explorer E25 provides smartphone control.
Price, warranty and the decision
Dolphin Cayman is listed at $1,079 and Dolphin Explorer E25 at $899; Dolphin Explorer E25 is $180 less. Each lists a 2-year manufacturer warranty. Pool Express pick: Dolphin Cayman. Dolphin Cayman includes a large-debris bin or bag for leaves. Dolphin Cayman includes a 50 ft cable. Choose Dolphin Explorer E25 when it is the better fit for shoppers prioritizing the lower $899 starting price.
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 Cayman | Dolphin Explorer E25 |
|---|---|---|
| Cleans the pool floor | Yes | Yes |
| Climbs and cleans walls | Yes | Yes |
| Scrubs the waterline | No | No |
| Fine-debris filter included | No | No |
| Large-debris filter | YesEdge | No |
| Automatic scheduling | Yes | Not listed |
| Smartphone app | No | YesEdge |
| Anti-tangle swivel | No | Not listed |
| 3-year warranty | No | No |
| No recharging between cycles | Yes | Not listed |
| 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 Cayman stands out
Dolphin Cayman is the better fit for inground and above-ground pools up to 40 ft that need floor and wall cleaning.
- Includes a large-debris bin or bag for leaves
- 50 ft cable
Where Dolphin Explorer E25 stands out
Dolphin Explorer E25 is the better fit for shoppers prioritizing the lower $899 starting price.
- Adds smartphone control
- Is rated for pools up to 50 ft
- Is listed $180 lower
Dolphin Cayman vs Dolphin Explorer E25 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 Cayman | Dolphin Explorer E25 |
|---|---|---|
| Best fit | Inground and above-ground pools up to 40 ft that need floor and wall cleaning. | Inground pools up to 50 ft that need floor and wall cleaning. |
| Starting price | $1,079 | $899 |
| Pool type | Inground, Above-ground | Inground |
| Maximum pool length | Up to 40 ft | Up to 50 ft |
| Cleaning coverage | Floor, Walls | Floor, Walls |
| Power | Corded | Not listed |
| Filtration | MaxBin | Not listed |
| Scheduling | Weekly schedule | Not listed |
| App and remote | Power-supply controls | App control |
| Cable | 50 ft | Not listed |
| Robot weight | 14.6 lb | Not listed |
| Warranty | 2 years | 2 years |
Choose Dolphin Cayman
Dolphin Cayman is the Pool Express pick in this matchup. Dolphin Cayman includes a large-debris bin or bag for leaves. Dolphin Cayman includes a 50 ft cable.
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