SwitchBot Smart mmWave Radar Motion Sensor Review (2026)
The SwitchBot Smart mmWave Radar Motion Sensor is a solid mid-range presence sensor that brings true presence detection into the SwitchBot ecosystem. It combines mmWave radar with PIR for more accurate room occupancy tracking and works well with the broader SwitchBot lineup of devices.
Key Specs
- Technology mmWave radar + PIR
- Connectivity Bluetooth / SwitchBot Hub (Matter support via hub)
- Power Battery powered
- Features Presence detection + ambient light sensing
- Platforms SwitchBot app + Matter (via hub), Alexa, Google, HomeKit
- Best for SwitchBot users who want true presence detection
What We Like & What Could Be Better
✓ Pros
- True presence detection (mmWave)
- Good value within the SwitchBot ecosystem
- Works with existing SwitchBot devices
- Includes ambient light sensing
- Compact and easy to place
- Solid real-world performance
– Cons
- Best experience requires a SwitchBot Hub
- Not as advanced as Aqara FP2/FP300
- Limited multi-zone capabilities
- Matter support depends on hub
Who It’s For
The SwitchBot mmWave Radar Motion Sensor is ideal if you:
- Already use SwitchBot devices and want presence sensing
- Prefer a more affordable presence option
- Want true presence detection without buying Aqara
- Are building automations around the SwitchBot ecosystem
It’s less ideal if you want the most advanced multi-zone presence sensor available.
Verdict
The SwitchBot Smart mmWave Radar Motion Sensor is a practical and capable presence sensor for SwitchBot users. It delivers real presence detection at a reasonable price and integrates cleanly with the rest of the SwitchBot lineup.
Buy if: You’re in the SwitchBot ecosystem and want true presence detection.
Skip if: You need the most advanced multi-zone features — go for the Aqara FP2 instead.