HOBOT
HOBOT-2S
$299
Released 2021
Best Robot Window Cleaners · head-to-head
A sourced, side-by-side comparison. X6 is cheaper at $259.99. Every spec and price links to its source.
The X6 wins 1 of the 1 specs we compare head to head; the other wins 0. The X6 is the cheaper at $259.99. The X6 both leads on specs and costs less — the straightforward pick.
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✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | | X6 |
|---|---|---|
| US price | $299 | $259.99 |
| Brand | HOBOT | Cop Rose |
| Released | 2021 | 2017 |
| Suction power (Pa) | — | 2800 |
| Cleaning speed mode | ~2.4 min/m^2, 12 cm/s movement speed | ~2.4 min/m^2; 3 automatic cleaning modes |
| Battery backup min | 20 | 20 |
| Spray system | Dual patented ultrasonic nozzles, 108kHz, 15um mist; 2x26ml replaceable water tanks | — |
| Path planning | AI smart route planning (zigzag: horizontal pass then vertical) | Intelligent navigation with 3 auto-clean modes |
| Noise level (dB) | 64 | 60 |
| Safety tether | 4.5m rope rated to 200kg (per hobot.com.tw); some third-party specs list 150kgf | 150kgf-rated safety rope |
| Edge detection | Edge-leakage sensors + auto edge detection | Anti-falling sensor + anti-collision sensors |
| Weight (lb) | 2.87 | 2.65 |
Sources — HOBOT-2S: hobot.com.tw (verified 2026-08-01). X6: rswebsols.com (verified 2026-08-01).
Where the two actually differ on the specs we track (6 of 9). Matching specs are omitted.