# HOBOT-R3: specs and price

**Price (US):** Not published (Conflicting regional figures found and none confirmed for the US: CHOICE Australia states $799 AUD (~$520 USD), a European retailer lists EUR369, and one low-confidence aggregator mentions 'from $400' without a verifiable page; hobot.us (which lists the R3) returned HTTP 429 on every direct fetch attempt), as of 2026-08-01.
**Brand:** HOBOT
**Released:** 2023
**Deskmark:** Bronze Deskmark — pay-blind category standing 33/100, #7 of 12 in class (independent, computed from sourced data, never for sale).

## Specifications

| Spec | Value |
| --- | --- |
| Price (US) | Not published |
| Brand | HOBOT |
| Released | 2023 |
| Suction power (Pa) | — |
| Cleaning speed mode | 90W Nidec brushless motor; hand-wiping-style cleaning technique |
| Battery backup min | 20 |
| Spray system | Dual ultrasonic nozzles, 15um mist, ~1.3ml water per m^2 cleaned |
| Path planning | AI-assisted path planning |
| Noise level (dB) | 74 |
| Safety tether | 4.5m rope rated to 200kg |
| Edge detection | Edge/frame detection (hand-wiping technology line) |
| Weight (lb) | 2.11 |

## Where it stands

On the spec sheet, its battery backup min of 20 is the lowest of the 12, its noise level of 74 dB is the highest of the 10, and its weight of 2.11 lb is below the median of the 11. By release date, it is among the newer of the 10 we date.

## Frequently asked questions

**How much does the HOBOT-R3 cost?**

The HOBOT-R3 has no published US price as of 2026-08-01.

**When was the HOBOT-R3 released?**

The HOBOT-R3 was released 2023.

**What are the HOBOT-R3's key specs?**

HOBOT-R3 (HOBOT): cleaning speed mode 90W Nidec brushless motor; hand-wiping-style cleaning technique, battery backup min 20, spray system Dual ultrasonic nozzles, 15um mist, ~1.3ml water per m^2 cleaned, path planning AI-assisted path planning, noise level db 74. Full sourced spec sheet verified 2026-08-01.

Source: https://www.hobot.com.tw/hobot-r3/ (hobot.com.tw, accessed 2026-08-01)
Corroboration: https://www.choice.com.au/home-and-living/laundry-and-cleaning/vacuum-cleaners/articles/hobot-r3-robot-window-cleaner (accessed 2026-08-01)
Canonical: https://frontdeskreview.com/product/robot-window-cleaners/hobot-r3/
License: CC BY 4.0. Price history: https://frontdeskreview.com/data/price-history.jsonl