# X6 vs W66: specs and price compared

A sourced, side-by-side comparison of the X6 (Cop Rose) and W66 (HUTT) among robot window cleaners.

## Side by side

| Spec | X6 | W66 |
| --- | --- | --- |
| US price | $259.99 | not published |
| Brand | Cop Rose | HUTT |
| Released | 2017 | — |
| Suction power (Pa) | 2800 | 2600 |
| Cleaning speed mode | ~2.4 min/m^2; 3 automatic cleaning modes | ~2.5 min/m^2; intelligent suction algorithm adjusts to dirt level |
| Battery backup min | 20 | 30 |
| Spray system | — | 150ml intelligent water tank, wipes 70-90 sq m of glass per fill |
| Path planning | Intelligent navigation with 3 auto-clean modes | Laser module measures range for accurate window-frame edge detection |
| Noise level (dB) | 60 | 65 |
| Safety tether | 150kgf-rated safety rope | 5m safety cable (load rating not published) |
| Edge detection | Anti-falling sensor + anti-collision sensors | Laser-based frame/edge ranging, more precise than prior HUTT models per manufacturer |
| Weight (lb) | 2.65 | 3.46 |

## Key differences

- Suction power (Pa): X6 2800 vs W66 2600
- Cleaning speed mode: X6 ~2.4 min/m^2; 3 automatic cleaning modes vs W66 ~2.5 min/m^2; intelligent suction algorithm adjusts to dirt level
- Battery backup min: X6 20 vs W66 30
- Path planning: X6 Intelligent navigation with 3 auto-clean modes vs W66 Laser module measures range for accurate window-frame edge detection
- Noise level (dB): X6 60 vs W66 65
- Safety tether: X6 150kgf-rated safety rope vs W66 5m safety cable (load rating not published)
- Edge detection: X6 Anti-falling sensor + anti-collision sensors vs W66 Laser-based frame/edge ranging, more precise than prior HUTT models per manufacturer
- Weight (lb): X6 2.65 vs W66 3.46

## Sources

- X6: https://www.rswebsols.com/cop-rose-x6-smart-robot-window-cleaner/ (rswebsols.com, verified 2026-08-01)
- W66: https://hutt.bg/en/hutt-w66-window-cleaner-robot (hutt.bg, verified 2026-08-01)

Canonical: https://frontdeskreview.com/gear/robot-window-cleaners/cop-rose-x6-vs-hutt-w66/
Cite: Per The Front Desk Review, X6 ($259.99) vs W66 (not published) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/robot-window-cleaners/cop-rose-x6-vs-hutt-w66/
License: CC BY 4.0.