Polaris P70
#35 in CordedFull review
A basic floor cleaner for above-ground and simple flat-bottom pools.
Leslie's $499 Walmart $499$499
The Polaris P70 is the better robotic pool cleaner overall, rated 3.0 to 2.9. The Polaris P70 leads on warranty and value. The Dolphin Nautilus CC wins on cleaning. The Polaris P70 costs $200 less ($499 vs $699).
Dolphin Nautilus CC
#37 in CordedFull review
A dependable entry-level robot for small in-ground or above-ground pools up to 33 ft that need floor and wall cleaning.
Amazon $699 Maytronics $699 Walmart $699$699
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 Polaris P70 for warranty (2-year warranty vs 1-year warranty) and value ($499 vs $699).
- Choose the Dolphin Nautilus CC for cleaning (Floor and walls vs Floor only).
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 | Polaris P70 | Dolphin Nautilus CC |
|---|---|---|
| Overall rating | 3.0/5 | 2.9/5 |
| Value 25% | 70 $499 | 55 $699 |
| Cleaning 25% | 20 Floor only | 60 Floor and walls |
| Navigation 15% | 50 navigation not published (neutral score used) | 50 Smart scanning |
| Warranty 15% | 50 2-year warranty | 0 1-year warranty |
| Pool size 10% | 50 pool size not published (neutral score used) | 27 pools up to 33 ft long (about 540 sq ft) |
| Features 10% | 0 0 of 4; no app control, scheduling, swivel cable, caddy | 0 0 of 3; no app control, scheduling, swivel cable |
Specifications
| Polaris P70 | Dolphin Nautilus CC | |
|---|---|---|
| Pool | ||
| Pool size (rated) | - | Up to 33 ft long |
| Pool types | Above-ground | In-ground and above-ground |
| Cleaning | ||
| Cleans | Floor only | Floor and walls |
| Surface skimming | No | No |
| Filter | 3 L canister, transparent lid | Fine Filter Kit, top access |
| Filter capacity | 3 L | - |
| Water flow | - | 4,000 gal/h |
| Power | ||
| Power | Corded, 40 ft cable | Corded |
| Run time | - | Longest cycle 2 h |
| Swivel cable | No | No |
| Navigation & app | ||
| Navigation | - | Smart scanning |
| App | No | No |
| Scheduling | No | No |
| Caddy included | No | - |
| Build | ||
| Weight | - | 14.8 lb (6.7 kg) |
| Warranty | 2 years | 1 year |