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The biggest differences
Where these two are furthest apart, and by how much.
- Battery Life2.5×Shelly Blu Motion5 years vs 2 years
- Range of Detection+29%Shelly Blu Motion29.5 ft 9 m vs 23 ft 7 m
- Angle of Detection+20%Shelly Blu Motion120° vs 100º
| Feature | Philips Hue Motion Sensor | Shelly Blu Motion | Winner |
|---|---|---|---|
| Rating | 4.6 | 4.0 | Philips Hue Motion Sensor |
| Battery Life | 2 years | 5 years | Shelly Blu Motion |
| Integrations | Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter | Google Home, Alexa, Samsung SmartThings, Home Assistant | Philips Hue Motion Sensor |
| Sensors | Motion, Light, Temperature | Motion, Light | Philips Hue Motion Sensor |
| Angle of Detection | 100º | 120° | Shelly Blu Motion |
| Range of Detection | 23 ft 7 m | 29.5 ft 9 m | Shelly Blu Motion |
| Warranty | 2 years | 2 years | Tie |
| Connectivity | Zigbee | Bluetooth | Tie |
| Alerts | Motion Alerts, Low Battery Alerts | Motion Alerts | Tie |
| Local Control | YES | YES | Tie |
What the differences mean
Detection field
The Shelly Blu Motion sees 120° out to 9 m, the Philips Hue Motion Sensor 100° out to 7 m. In a hallway or a small room either one covers the space; in a long room or an open plan area the Shelly is the one that reaches the far corner from a single spot.
Battery
The Shelly Blu Motion is rated for up to 5 years on one CR2477 coin cell, the Philips Hue Motion Sensor for about 2 years on two AAA batteries. The Hue uses cells you can buy anywhere; the Shelly is the one you will forget about.
Radio and what it needs
The Philips Hue Motion Sensor talks Zigbee and needs a Hue Bridge or another Zigbee hub. The Shelly Blu Motion talks Bluetooth and needs another Shelly device or a Shelly gateway to reach Wi-Fi, so neither works on its own, but each fits a different existing setup.
Platforms
Both work with Alexa, Google Home and Home Assistant. Only the Philips Hue Motion Sensor adds Apple Home and Matter through the Hue Bridge, and it reaches SmartThings directly, where the Shelly Blu Motion needs a Shelly gateway for SmartThings.
Temperature
The Philips Hue Motion Sensor also reports room temperature, useful in Home Assistant for heating automations. The Shelly Blu Motion reads motion and light only.
Size
At 32 x 42 x 27 mm and 26 g, the Shelly Blu Motion is small enough to disappear on a door frame. The Philips Hue Motion Sensor, at 55 x 55 x 28 mm, is still compact but easier to spot.
Which one to buy if
- your lights are Philips Hue
The Philips Hue Motion Sensor pairs with the Hue Bridge you already have and drives Hue scenes directly.
- your home runs on Apple Home
The Philips Hue Motion Sensor works with Apple Home and the Shelly Blu Motion does not.
- you already run Shelly relays and Home Assistant
Your existing Shelly devices bridge the Shelly Blu Motion, and Home Assistant discovers it on its own.
- the sensor has to cover a long room from one corner
The Shelly Blu Motion reaches 9 m across 120°, a wider and deeper field than the Hue.
- you never want to think about batteries
Its coin cell is rated for up to 5 years, against about 2 years for the Hue.
- + Rating: 4.6
- + Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
- + Sensors: Motion, Light, Temperature
- - Battery Life: 2 years vs 5 years
- - Angle of Detection: 100º vs 120°
- + Battery Life: 5 years
- + Angle of Detection: 120°
- + Range of Detection: 29.5 ft (9 m)
- - Rating: 4.0 vs 4.6
- - Integrations: Google Home, Alexa, Samsung SmartThings, Home Assistant vs Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
What owners say
Owners of both sensors praise fast detection and a light reading that keeps lamps off in daylight, and both groups name the device the sensor depends on as the thing to plan for. Philips Hue Motion Sensor owners focus on lights that finally turn on by themselves, with schedules, zones and a timer that restarts on new motion, and their complaints are the Hue Bridge requirement, a daylight setting that needs re-tweaking and no simple way to switch the sensor off. Shelly Blu Motion owners single out how tiny it is, that it ships powered on and that Home Assistant discovers it on its own, while they warn that it needs another Shelly to bridge it, performs poorly outdoors, only updates its light value on motion and comes with thin instructions and weak adhesive.
Frequently Asked Questions
Which is better overall: Philips Hue Motion Sensor or Shelly Blu Motion?
The Shelly Blu Motion wins on detection range, viewing angle, battery life and price. The Philips Hue Motion Sensor is the better pick when you need Apple Home, Matter or a temperature reading, or when your lights are already Hue.
Shelly vs Hue: what is the biggest difference between the Philips Hue Motion Sensor and the Shelly Blu Motion?
The system each one belongs to. The Philips Hue Motion Sensor is a Zigbee sensor built around the Hue Bridge and reaches Apple Home and Matter from there, while the Shelly Blu Motion is a Bluetooth sensor that needs another Shelly device or gateway and is aimed at Home Assistant and Shelly homes.
Is the Shelly Blu Motion a cheaper alternative to the Philips Hue Motion Sensor?
Yes, it is the lower priced of the two, and it also detects further and lasts longer on a battery. The trade-off is platform support: the Shelly Blu Motion has no Apple Home or Matter support and no temperature sensor, and it needs a Shelly device to bridge its Bluetooth.
Do the Philips Hue Motion Sensor and the Shelly Blu Motion work with Home Assistant?
Both do. The Philips Hue Motion Sensor connects through the Hue Bridge or a Zigbee coordinator, and the Shelly Blu Motion is picked up by Home Assistant through a nearby Shelly device acting as a Bluetooth bridge.
Who should buy the Philips Hue Motion Sensor?
Hue lighting owners and Apple Home households who want a motion sensor that also reports light and temperature and reaches Matter through the Hue Bridge.
Who should buy the Shelly Blu Motion?
Home Assistant users and anyone already running Shelly relays who want a tiny indoor sensor with a wide 120° field, 9 m range and a battery rated for years.
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