Help me choose
A stronger Pool Express option
Dolphin Explorer E30 and Dolphin Premium 30 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.
Explorer
Dolphin Explorer E30
Inground pools up to 50 ft that need floor, wall and waterline cleaning.
Premium
Dolphin Premium 30
Inground and above-ground pools up to 50 ft that need floor, wall and waterline cleaning on a weekly timer.
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 Explorer E30 or Dolphin Premium 30: our take
Dolphin Explorer E30 and Dolphin Premium 30 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 Explorer E30 is intended for inground pools, while Dolphin Premium 30 is intended for inground and above-ground pools. Both are rated for pools up to 50 ft. Each cleans floor, walls, and waterline, so coverage alone does not separate them. Dolphin Premium 30's documented cleaning system includes 2 active brushes and CleverClean navigation.
Filtration and debris
Dolphin Explorer E30 includes Basket; Dolphin Premium 30 includes Basket and UltraFilter. Dolphin Premium 30 has the clearer documented edge for fine silt, pollen and sand.
Controls and day-to-day ownership
Dolphin Explorer E30 provides a weekly timer and smartphone control; Dolphin Premium 30 provides a weekly timer and power-supply controls. Dolphin Explorer E30 uses a 60 ft corded cable with an anti-tangle swivel, while Dolphin Premium 30 uses continuous corded power.
Price, warranty and the decision
Dolphin Explorer E30 is listed at $1,099 and Dolphin Premium 30 at $1,279; Dolphin Explorer E30 is $180 less. Each lists a 2-year manufacturer warranty. Dolphin Explorer E30 and Dolphin Premium 30 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 Explorer E30 | Dolphin Premium 30 |
|---|---|---|
| Cleans the pool floor | Yes | Yes |
| Climbs and cleans walls | Yes | Yes |
| Scrubs the waterline | Yes | Yes |
| Fine-debris filter included | No | YesEdge |
| Large-debris filter | Yes | Yes |
| Automatic scheduling | Yes | Yes |
| Smartphone app | YesEdge | No |
| Anti-tangle swivel | Yes | 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 Explorer E30 stands out
Dolphin Explorer E30 is the better fit for shoppers prioritizing the lower $1,099 starting price.
- Adds smartphone control
- Is listed $180 lower
Where Dolphin Premium 30 stands out
Dolphin Premium 30 is the better fit for inground and above-ground pools up to 50 ft that need floor, wall and waterline cleaning on a weekly timer.
- Includes filtration for sand, pollen and other fine debris
- 2-hour cycle, pools up to 50 ft
Dolphin Explorer E30 vs Dolphin Premium 30 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 Explorer E30 | Dolphin Premium 30 |
|---|---|---|
| Best fit | Inground pools up to 50 ft that need floor, wall and waterline cleaning. | Inground and above-ground pools up to 50 ft that need floor, wall and waterline cleaning on a weekly timer. |
| Starting price | $1,099 | $1,279 |
| Pool type | Inground | Inground, Above-ground |
| Maximum pool length | Up to 50 ft | Up to 50 ft |
| Cleaning coverage | Floor, Walls, Waterline | Floor, Walls, Waterline |
| Power | Corded | Corded |
| Filtration | Basket | Basket, UltraFilter |
| Scheduling | Weekly schedule + app | Weekly schedule |
| App and remote | App control | Power-supply controls |
| Cable | 60 ft with anti-tangle swivel | Not listed |
| Robot weight | Not listed | 18.4 lb |
| Warranty | 2 years | 2 years |
Consider the stronger Pool Express option
Dolphin Explorer E30 and Dolphin Premium 30 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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