Updated October 2026
Data from Amazon and official Dolphin and Mammotion sites.
2026 verdict
Mammotion SPINO E1 beats Dolphin Nautilus CC in 2026, with its clearest edge on price, warranty, and cleaning coverage.
The main reason it wins is price, warranty, and cleaning coverage, and navigation and cordless strengthen that case. You should still consider Dolphin Nautilus CC if rating matters more than raw overall balance. That is enough to make Mammotion SPINO E1 the better pick for most buyers.
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| Feature | Dolphin Nautilus CC | Mammotion SPINO E1 | Winner |
|---|---|---|---|
| Price | $699.00 | $498.97 | Mammotion SPINO E1 |
| Rating | 4.1 | 4.0 | Dolphin Nautilus CC |
| Warranty | 1 year | 2 years | Mammotion SPINO E1 |
| Cleaning Coverage | Floor Cleaning, Wall Cleaning | Floor Cleaning, Wall Cleaning, Waterline Cleaning | Mammotion SPINO E1 |
| Navigation | None | Auto Parking | Mammotion SPINO E1 |
| Cordless | NO | YES | Mammotion SPINO E1 |
| Connectivity | None | Bluetooth | Mammotion SPINO E1 |
| Pool Compatibility | In-Ground Pools, Above-Ground Pools | In-Ground Pools, Above-Ground Pools | Tie |
| Solar Charging | NO | NO | Tie |
$699.00
- + Rating: 4.1
- - Price: $699.00 vs $498.97
- - Warranty: 1 year vs 2 years
Winner
23% OFF
$498.97
$649.00
- + Price: $498.97
- + Warranty: 2 years
- + Cleaning Coverage: Floor Cleaning, Wall Cleaning, Waterline Cleaning
- - Rating: 4.0 vs 4.1
Price history compared
Every price change of both, in the same store, so the gap between the two lines is what one costs more than the other.
- Dolphin Nautilus CC
- Mammotion SPINO E1
Loading price history...
Frequently Asked Questions
Which is better overall: Dolphin Nautilus CC or Mammotion SPINO E1?
Mammotion SPINO E1 has the stronger overall profile in this comparison, especially for price, warranty, and cleaning coverage.
What is the biggest difference between Dolphin Nautilus CC and Mammotion SPINO E1?
Price is one of the clearest differences: Dolphin Nautilus CC lists $699.00, while Mammotion SPINO E1 lists $498.97.
Which one looks better on price?
Dolphin Nautilus CC is listed at $699.00, while Mammotion SPINO E1 is listed at $498.97. Mammotion SPINO E1 (better spec).
Who should buy Dolphin Nautilus CC?
Choose Dolphin Nautilus CC if your priority is rating and that matters more than price.
Who should buy Mammotion SPINO E1?
Choose Mammotion SPINO E1 if your priority is price and warranty and that matters more than rating.
Full comparison table
Compare all 20 Robotic Pool Cleaners side by side
You are looking at two of them. The full table lines up all Robotic Pool Cleaners in the catalog with the same specs, so you can filter by what you need and sort by price or rating.
- 20 Robotic Pool Cleaners
- 51 specs compared
- 47 filters
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