Dolphin LIBERTY 200 Cordless Robotic Pool Cleaner vs Polaris ERA 820 Robotic Pool Cleaner
On published specs the Liberty 200 comes out ahead, 6.3 to 6.0. The Liberty 200 wins on navigation, ease of use; the ERA 820 on runtime, pool size.
6.3
Dolphin LIBERTY 200 Cordless Robotic Pool Cleaner
Best price $899 at Leslie's · value 3.0/10
6.0
Polaris ERA 820 Robotic Pool Cleaner
Best price $899 at Leslie's · value 2.1/10
Score by area
| Area | Liberty 200 | ERA 820 |
|---|---|---|
| Cleaning coverage | 6.5 | 6.5 |
| Navigation | 7.0 | 4.0 |
| Runtime | 8.0 | 8.5 |
| App & connectivity | 2.0 | 2.0 |
| Filtration | 4.5 | 4.5 |
| Pool size | 7.0 | 10.0 |
| Warranty | 7.0 | 7.0 |
| Ease of use | 7.5 | 6.5 |
| Overall spec score | 6.3 | 6.0 |
Specs side by side
| Spec | Liberty 200 | ERA 820 |
|---|---|---|
| Type | Robotic | Robotic |
| Power | Cordless | Corded |
| Navigation | Systematic (gyro) · CleverClean | Not stated |
| App / connectivity | None | None |
| Remote | No | No |
| Floor | Yes | Yes |
| Walls | Yes | Yes |
| Waterline | No | No |
| Surface skimming | No | No |
| Steps | Not stated | Not stated |
| Runtime | 150 min | — |
| Charge time | Not stated | — |
| Max pool size | 33 ft long | 50 ft long |
| Pool types | In-ground, Above-ground | In-ground |
| Filter | basket | basket |
| Weight | 17.9 lb | Not stated |
| Warranty | 2 years | 2 years |
| Parks for retrieval | Not stated | Not stated |
| Caddy included | No | Yes |
| Cable | — | 60 ft |
Rows where the two differ are shaded.
Prices
| Cleaner | Store | Checked | Buy | |||
|---|---|---|---|---|---|---|
| Dolphin LIBERTY 200 Cordless Robotic Pool Cleaner Maytronics DolphinCordless | 6.3 | Leslie's | $899 | — | today | View deal |
| Dolphin LIBERTY 200 Cordless Robotic Pool Cleaner Maytronics DolphinCordless | 6.3 | In The Swim | $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 LIBERTY 200 Cordless Robotic Pool Cleaner Maytronics DolphinCordless | 6.3 | Maytronics Dolphin (US) | $949 | — | today | View deal |
| Polaris ERA 820 Robotic Pool Cleaner PolarisCorded | 6.0 | Amazon | live | — | at click | Check price |