Dolphin Explorer E30
#3 in CordedFull review
A Wi-Fi full-coverage robot for large in-ground pools, priced between the E25 and E40.
Pool Express $1,099$1,099
The Dolphin Explorer E30 is the better robotic pool cleaner overall, rated 3.8 to 2.8. The Dolphin Explorer E30 leads on warranty and value. The Dolphin Explorer E30 costs $330 less ($1,099 vs $1,429).
Hayward TigerShark
#38 in CordedFull review
A long-standing full-coverage robot for in-ground pools up to 20 x 40 ft, for owners who are not in a hurry.
Leslie's $1,429 Walmart $1,429 ePoolSupply $1,429$1,429
Prices were last checked October 21, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Dolphin Explorer E30 for warranty (2-year warranty vs 1-year warranty) and value ($1,099 vs $1,429).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every corded robotic pool cleaner; a clear win is highlighted. How we rank explains each one.
| Factor weight | Dolphin Explorer E30 | Hayward TigerShark |
|---|---|---|
| Overall rating | 3.8/5 | 2.8/5 |
| Value 25% | 36 $1,099 | 24 $1,429 |
| Cleaning 25% | 85 Floor, walls and waterline | 85 Floor, walls and waterline |
| Navigation 15% | 50 navigation not published (neutral score used) | 35 Programmed pattern |
| Warranty 15% | 50 2-year warranty | 0 1-year warranty |
| Pool size 10% | 100 pools up to 50 ft long (about 1,250 sq ft) | 56 pools up to 40 ft long (about 800 sq ft) |
| Features 10% | 100 2 of 2 | 0 0 of 2; no app control, scheduling |
Specifications
| Dolphin Explorer E30 | Hayward TigerShark | |
|---|---|---|
| Pool | ||
| Pool size (rated) | Up to 50 ft long | Up to 40 ft long |
| Pool types | In-ground | In-ground |
| Surfaces | - | Gunite, vinyl, fiberglass, pebble |
| Cleaning | ||
| Cleans | Floor, walls and waterline | Floor, walls and waterline |
| Surface skimming | No | No |
| Filter | - | Cartridge filter |
| Power | ||
| Power | Corded | Corded, 55 ft cable |
| Run time | Longest cycle 2 h | Longest cycle 4 h |
| Navigation & app | ||
| Navigation | - | Programmed pattern |
| App | Yes | No |
| Connectivity | Wi-Fi | - |
| Scheduling | Yes | No |
| Build | ||
| Weight | - | 21.5 lb (9.8 kg) |
| Warranty | 2 years | 1 year |