Dolphin NAUTILUS EON 100 Cordless Robotic Pool Cleaner vs Polaris ERA 820 Robotic Pool Cleaner
On published specs the Nautilus EON 100 comes out ahead, 7.9 to 6.0. The Nautilus EON 100 wins on cleaning coverage, navigation, app & connectivity, ease of use; the ERA 820 on runtime, warranty.
7.9
Dolphin NAUTILUS EON 100 Cordless Robotic Pool Cleaner
Best price $899 at Maytronics Dolphin (US) · value 6.7/10
6.0
Polaris ERA 820 Robotic Pool Cleaner
Best price $899 at Leslie's · value 2.1/10
Score by area
| Area | Nautilus EON 100 | ERA 820 |
|---|---|---|
| Cleaning coverage | 9.0 | 6.5 |
| Navigation | 9.5 | 4.0 |
| Runtime | 8.0 | 8.5 |
| App & connectivity | 8.5 | 2.0 |
| Filtration | 4.5 | 4.5 |
| Pool size | 10.0 | 10.0 |
| Warranty | 4.0 | 7.0 |
| Ease of use | 7.0 | 6.5 |
| Overall spec score | 7.9 | 6.0 |
Specs side by side
| Spec | Nautilus EON 100 | ERA 820 |
|---|---|---|
| Type | Robotic | Robotic |
| Power | Cordless | Corded |
| Navigation | Mapping · SmartMap Navigation | Not stated |
| App / connectivity | Wi-Fi | None |
| Remote | No | No |
| Floor | Yes | Yes |
| Walls | Yes | Yes |
| Waterline | Yes | No |
| Surface skimming | No | No |
| Steps | Yes | Not stated |
| Runtime | 150 min | — |
| Charge time | Not stated | — |
| Max pool size | 50 ft long | 50 ft long |
| Pool types | In-ground, Above-ground | In-ground |
| Filter | basket | basket |
| Weight | 22.1 lb | Not stated |
| Warranty | 1 year | 2 years |
| Parks for retrieval | Not stated | Not stated |
| Caddy included | Not stated | Yes |
| Cable | — | 60 ft |
Rows where the two differ are shaded.
Prices
| Cleaner | Store | Checked | Buy | |||
|---|---|---|---|---|---|---|
| Dolphin NAUTILUS EON 100 Cordless Robotic Pool Cleaner Maytronics DolphinCordless | 7.9 | Maytronics Dolphin (US) | $899 | — | today | View deal |
| Polaris ERA 820 Robotic Pool Cleaner PolarisCorded | 6.0 | Leslie's | $899 | — | today | View deal |
| Polaris ERA 820 Robotic Pool Cleaner PolarisCorded | 6.0 | In The Swim | $899 | — | today | View deal |
| Polaris ERA 820 Robotic Pool Cleaner PolarisCorded | 6.0 | Home Depotstock not in static HTML (online "buyable": true) | $899 | — | today | View deal |
| Polaris ERA 820 Robotic Pool Cleaner PolarisCorded | 6.0 | INYO Pools | $899 | — | today | View deal |
| Dolphin NAUTILUS EON 100 Cordless Robotic Pool Cleaner Maytronics DolphinCordless | 7.9 | Amazon | live | — | at click | Check price |
| Polaris ERA 820 Robotic Pool Cleaner PolarisCorded | 6.0 | Amazon | live | — | at click | Check price |