Dolphin Quantum
#15 in CordedFull review
A dealer-line full-coverage robot for large pools, for owners who do not need an app.
Pool Express $1,649$1,649
3.5/5
A capable older 4WD Polaris for in-ground pools, but buy only from a trusted seller.
- To waterlineCleans
- Sensor-basedNavigation
- 60 ftCable
- 2 yearsWarranty
Check price at Walmart$1,149.96
Price checked October 21, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- 4WD with a 60 ft swivel cable
- 7-day programmable timer
- Caddy included
Cons
- No app
- Out of stock at Leslie’s; only a third-party Walmart seller found
- Third-party price is above the usual list
How it scores
The rating comes from 6 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.
Specifications
| Pool | |
|---|---|
| Pool types | In-ground |
| Surfaces | All surfaces |
| Cleaning | |
| Cleans | Floor, walls and waterline |
| Surface skimming | No |
| Filter | 5 L canister |
| Filter capacity | 5 L |
| Power | |
| Power | Corded, 60 ft cable |
| Run time | Longest cycle 2 h 30 min |
| Swivel cable | Yes |
| Navigation & app | |
| Navigation | Sensor-based |
| App | No |
| Scheduling | Yes |
| Retrieval | Easy Lift System |
| Caddy included | Yes |
| Build | |
| Weight | 21 lb (9.5 kg) |
| Warranty | 2 years |
Alternatives in this type
Dolphin Nautilus CC Pro
#16 in CordedFull review
A full-coverage Nautilus for pools up to 50 ft that need waterline scrubbing and an app schedule.
Maytronics $1,149 Walmart $1,247.99$1,149
Dolphin Nautilus CC Plus
#18 in CordedFull review
A simple plug-and-go robot for mid-size in-ground pools whose owners want a swivel cable but no app.
Amazon $829 Maytronics $829$829
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