# Dolphin Sigma: specs and price

**Price (US):** $2999 at maytronics.com (MSRP per maytronics.com), as of 2026-06-27. A sourced, dated price of record — other retailers (incl. Amazon) may be lower. Among the 11 robot pool cleaners we track it is the most expensive; category median $1499.
**Brand:** Maytronics
**Price tracked since:** June 2026

## Specifications

| Spec | Value |
| --- | --- |
| Price (US) | $2999 |
| Brand | Maytronics |
| Drive | robotic |
| Cleaning coverage | floor_walls_waterline |
| Navigation | SmartNav 3.0 with gyroscope, Wi-Fi (MyDolphin Plus app) |
| Filter type | Top-load NanoFilter (2 micron) |
| Cycle options | 2.5 hr |
| Suitable pool size (ft) | up to 50 ft |
| Cordless | No |

## Where it stands

At $2999, the Dolphin Sigma is the most expensive of the 11 robot pool cleaners we track, where the median is $1499.

## Frequently asked questions

**How much does the Dolphin Sigma cost?**

The Dolphin Sigma has a US price of $2999 (MSRP per maytronics.com), as of 2026-06-19.

**How does the Dolphin Sigma compare on price?**

At $2999, the Dolphin Sigma is the most expensive of the 11 robot pool cleaners we track, where the median is $1499.

**What are the Dolphin Sigma's key specs?**

Dolphin Sigma (Maytronics): drive robotic, cleaning coverage floor_walls_waterline, navigation SmartNav 3.0 with gyroscope, Wi-Fi (MyDolphin Plus app), filter type Top-load NanoFilter (2 micron), cycle options 2.5 hr. Full sourced spec sheet verified 2026-06-19.

Source: https://www.maytronics.com/en-us/store/residential-pools/best-performance-cleaners/dolphin-sigma/99991036-SPLI.html (maytronics.com, accessed 2026-06-19)
Corroboration: https://www.sigmarobots.com/specifications (accessed 2026-06-19)
Canonical: https://frontdeskreview.com/product/robot-pool-cleaners/dolphin-sigma/
Cite: Per The Front Desk Review, the Dolphin Sigma price of record was $2999 as of 2026-06-19 — https://frontdeskreview.com/product/robot-pool-cleaners/dolphin-sigma/
License: CC BY 4.0. Price history: https://frontdeskreview.com/data/price-history.jsonl