Help me choose
A stronger Pool Express option
Dolphin Advantage Ultra and Dolphin Explorer E25 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 Ultra
Inground pools up to 50 ft that need floor, wall and waterline cleaning.
Explorer
Dolphin Explorer E25
Inground pools up to 50 ft that need floor and wall cleaning.
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 Ultra or Dolphin Explorer E25: our take
Dolphin Advantage Ultra 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
Both robots are intended for inground pools. Both are rated for pools up to 50 ft. Dolphin Advantage Ultra cleans floor, walls, and waterline; Dolphin Explorer E25 cleans floor and walls.
Filtration and debris
Dolphin Advantage Ultra has documented included filtration—Basket—while the other model's included media is not fully published. Dolphin Advantage Ultra also has the better documented path for bulky leaves and larger debris.
Controls and day-to-day ownership
Dolphin Advantage Ultra provides a weekly timer and power-supply controls; Dolphin Explorer E25 provides smartphone control.
Price, warranty and the decision
Dolphin Advantage Ultra is listed at $1,099 and Dolphin Explorer E25 at $899; Dolphin Explorer E25 is $200 less. Each lists a 2-year manufacturer warranty. Dolphin Advantage Ultra and Dolphin Explorer E25 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 Ultra | Dolphin Explorer E25 |
|---|---|---|
| Cleans the pool floor | Yes | Yes |
| Climbs and cleans walls | Yes | Yes |
| Scrubs the waterline | YesEdge | No |
| Fine-debris filter included | No | No |
| Large-debris filter | YesEdge | No |
| Automatic scheduling | Yes | Not listed |
| Smartphone app | No | YesEdge |
| Anti-tangle swivel | Yes | 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 Advantage Ultra stands out
Dolphin Advantage Ultra is the better fit for inground pools up to 50 ft that need floor, wall and waterline cleaning.
- Cleans the floor, walls and waterline instead of stopping below the tile line
- Includes a large-debris bin or bag for leaves
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 listed $200 lower
Dolphin Advantage Ultra 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 Advantage Ultra | Dolphin Explorer E25 |
|---|---|---|
| Best fit | Inground pools up to 50 ft that need floor, wall and waterline cleaning. | Inground pools up to 50 ft that need floor and wall cleaning. |
| Starting price | $1,099 | $899 |
| Pool type | Inground | Inground |
| Maximum pool length | Up to 50 ft | Up to 50 ft |
| Cleaning coverage | Floor, Walls, Waterline | Floor, Walls |
| Power | Corded | Not listed |
| Filtration | Basket | Not listed |
| Scheduling | Weekly schedule | Not listed |
| App and remote | Power-supply controls | App control |
| Cable | 60 ft with anti-tangle swivel | Not listed |
| Robot weight | Not listed | Not listed |
| Warranty | 2 years | 2 years |
Consider the stronger Pool Express option
Dolphin Advantage Ultra and Dolphin Explorer E25 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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