Dolphin (Maytronics) Sigma — Specs & Review
Specifications
| Brand | Dolphin (Maytronics) |
|---|---|
| Model | Sigma |
| Year | 2021 |
| Category | Pool Spa |
| Autonomy | fully-autonomous |
| Environment | outdoor |
| Price (USD) | $999–$1299 |
| Weight | 12 kg |
| Dimensions | 46cm L × 38cm W × 24cm H |
| Connectivity | WiFi, Bluetooth |
| Rating | 4.5/5 (4521 reviews) |
| Country of origin | IL |
Key features
- 3-axis gyroscope for superior navigation accuracy
- Triple 24V DC motors + dual scrubbing brushes
- Massive dual top-load filters — largest in Dolphin lineup
- 7-day independent daily scheduler
- WiFi + Bluetooth remote spot cleaning
- Cleans floor, walls, and waterline
- Anti-tangle swivel for pools up to 50 ft
What is it?
The Dolphin Sigma is Maytronics' premium smart residential pool cleaner, setting itself apart with a 3-axis gyroscope that precisely tracks the robot's orientation for significantly more efficient navigation than standard bump-and-turn robots.
Who is it for?
- In-ground pool owners who want Dolphin's top residential cleaning performance
- Pools up to 50 ft with challenging layouts — the gyroscope handles complex shapes more efficiently
- Buyers who want 7-day independent scheduling with WiFi control
- Pools with heavy algae or debris requiring dual scrubbing brush power
Key specs
- Pool size: Up to 50 ft in-ground pools
- Cleaning: Floor + walls + waterline (2.5-hour cycle)
- Navigation: Smart Nav + 3-axis gyroscope
- Filter: Dual top-load; ultra-fine + standard included
- Motors: Triple 24V DC; dual scrubbing brushes
- Connectivity: WiFi app; Bluetooth remote drive; 7-day scheduler
- Cable: Anti-tangle swivel, 60 ft
- Price: ~$999–1,299
How it compares
The Dolphin Nautilus CC Plus (~$699–899) lacks the gyroscope navigation and dual filter system. The Polaris 9650iQ Sport (~$899+) uses 4WD for a different approach but lacks the Sigma's dual filters.
Limitations
- Corded — 60 ft cable
- Premium price for a wired cleaner vs. emerging cordless competitors
- 2.5-hour cycle; no quick-clean mode
- Some users report getting stuck on raised drain covers
FAQ
How much does the Dolphin (Maytronics) Sigma cost?
The Dolphin Sigma is priced between $999 and $1,299, making it Maytronics' premium offering in residential pool cleaners.
What is the Dolphin (Maytronics) Sigma used for?
The Dolphin Sigma is designed for cleaning in-ground pools up to 50 feet in length, effectively cleaning the floor, walls, and waterline with its dual scrubbing brushes.
Who is the Dolphin (Maytronics) Sigma for?
This robot is ideal for in-ground pool owners with complex layouts, requiring advanced navigation, and those who prefer independent scheduling capabilities via WiFi for easier maintenance.
What are the key features of the Dolphin (Maytronics) Sigma?
Key specifications include a smart navigation system with a 3-axis gyroscope, triple 24V DC motors, and dual top-load filters capable of capturing both fine and ultra-fine debris.
How does the Dolphin (Maytronics) Sigma compare to other pool cleaners?
Compared to the Dolphin Nautilus CC Plus, which is priced between $699 and $899, the Sigma offers superior navigation through its gyroscopic system and features dual filters rather than a single filter system.
What connectivity options does the Dolphin (Maytronics) Sigma have?
The Dolphin Sigma offers WiFi connectivity for a 7-day independent scheduler and a Bluetooth remote drive feature, allowing for real-time control and monitoring of the cleaning process.