Best Robot Window Cleaners · head-to-head

HOBOT-2S vs X6

A sourced, side-by-side comparison. X6 is cheaper at $259.99. Every spec and price links to its source.

Which is better: the HOBOT-2S or X6?

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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Full spec sheet

marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.

Spec HOBOT-2S X6
US price $299 $259.99
BrandHOBOTCop Rose
Released20212017
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).

What's the difference between the HOBOT-2S and X6?

Where the two actually differ on the specs we track (6 of 9). Matching specs are omitted.

  • Cleaning speed mode: HOBOT-2S ~2.4 min/m^2, 12 cm/s movement speed vs X6 ~2.4 min/m^2; 3 automatic cleaning modes
  • Path planning: HOBOT-2S AI smart route planning (zigzag: horizontal pass then vertical) vs X6 Intelligent navigation with 3 auto-clean modes
  • Noise level (dB): HOBOT-2S 64 vs X6 60
  • Safety tether: HOBOT-2S 4.5m rope rated to 200kg (per hobot.com.tw); some third-party specs list 150kgf vs X6 150kgf-rated safety rope
  • Edge detection: HOBOT-2S Edge-leakage sensors + auto edge detection vs X6 Anti-falling sensor + anti-collision sensors
  • Weight (lb): HOBOT-2S 2.87 vs X6 2.65

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