Cordless
Dolphin Liberty 200
Great choice
Pick this if there's no outlet near the pool.
US onlyNot sold in the UK
Dolphin Explorer E40 alternatives
The best alternatives to the Dolphin Explorer E40, depending on your pool and budget.
Cheaper option
Aiper Scuba S1
Good with caveats
Pick this if budget matters most and your pool stays fairly clean.
US onlyNot sold in the UK
Why these alternatives?
The E40 is our pick for most in-ground pools. These only make sense if you need cordless or want to spend much less.
Known problems Explorer E40 owners report
- Cord tangles over time — the swivel helps but doesn't stop it completely.
- Filters need rinsing after each run.
Still our pick for most people
Great choice
Dolphin Explorer E40
US onlyUpdated 6 Oct 2026How we decide
Our verdict is an opinion based on published reviews and owner reports, not our own testing. Specs, prices and availability change — check the manufacturer's and retailer's details before you buy. Terms & disclaimer