Beatbot iSkim vs Aiper Surfer S2
Both clean the same surfaces. At about $429 and $340, the table below is where the difference in price has to be found.

Beatbot
Beatbot iSkim
~$429
- Pool fit
- Skims all day; no pool-size limit
- Filtration
- 550 µm · leaves and bugs only
- Retrieval
- Floats; lifted by hand
A solar skimmer with a 24 W panel and a 10,000 mAh battery that Beatbot rates for 28 hours or more with no sun at all.
Best for: Pools under trees that drop leaves every day

Aiper
Aiper Surfer S2
~$340
- Pool fit
- Skims all day; no pool-size limit
- Filtration
- 150 µm · sand, grit and leaves
- Retrieval
- Floats; lifted by hand
A solar skimmer with a 150-micron basket, which is fine enough for pollen and light dust as well as leaves and bugs.
Best for: Pollen and fine surface debris on a skimmer budget
| Specification | Beatbot iSkim | Aiper Surfer S2 |
|---|---|---|
| Approx. price | ~$429 | ~$340 |
| Type | Surface skimmer | Surface skimmer |
| Power | Solar, with battery | Solar, with battery |
| Cleans | Surface | Surface |
| Runtime, skimming | 28 h | 35 h |
| Battery | 10,000 mAh | not published |
| Charge time | 5 h | 6 h |
| Finest filter | 550 µm | 150 µm |
| Filtration tier | Leaves and bugs only | Sand, grit and leaves |
| Filter | 30-mesh basket | 150 µm top-load basket |
| Basket | 9 L | 4 L |
| Weight | not published | 12.6 lb |
| Navigation | Ultrasonic | not published |
| App control | Yes | not published |
| Pool types | not published | in-ground, above-ground |
| Warranty | 3 years | 2 years |
| Cost per swim season | $143 floor | $170 floor |
Beatbot iSkim: what it gives up
- 550 µm mesh — pollen and fine grit pass straight through
- Beatbot publishes no weight or pool-size limit
- Random and edge paths rather than planned coverage
Aiper Surfer S2: what it gives up
- Four-litre basket, under half an iSkim's
- Six hours on the adapter, tied with the Betta SE for the slowest charge here
- Aiper lists a remote but no app
Full specifications: Beatbot iSkim · Aiper Surfer S2