Presence Sensors · Head to head

Sonoff SenseGuard Presence Core vs SwitchBot Presence Sensor

Full Smart Presence Sensors comparison in 2026

Updated May 2026
Data from Amazon and official Sonoff and SwitchBot sites.
2026 verdict
For a Zigbee home that wants occupancy plus a lux reading, the Sonoff SenseGuard Presence Core is the pick among these two presence sensors.
Sonoff SenseGuard Presence Core
Winner
Sonoff SenseGuard Presence Core
$24.90

Last recorded price

Buy on Amazon USA
It pairs in seconds with Zigbee2MQTT or ZHA, holds the lights on while you sit still, reports a calibrated lux value and lets you switch off any of its seven detection zones, all from permanent USB-C power that also repeats the mesh. The SwitchBot Presence Sensor counters with a genuinely wireless, battery-powered design and a longer detection range, but it is Bluetooth only, so full integrations need a SwitchBot Hub and triggers can lag. Pick the Sonoff for a wired Zigbee room and the SwitchBot for a no-cable install.
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FeatureSonoff SenseGuard Presence CoreSwitchBot Presence SensorWinner
Price$24.90$25.49Sonoff SenseGuard Presence Core
Rating3.83.6Sonoff SenseGuard Presence Core
ConnectivityBluetooth, ZigbeeBluetoothSonoff SenseGuard Presence Core
Range of Detection4m / 13ft8m movement / 5m static presenceSwitchBot Presence Sensor
Weather ResistanceNONOTie
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterTie
SensorsPresence, LightPresence, LightTie
AlertsPresence AlertsPresence AlertsTie
Angle of Detection120°120°Tie

What the differences mean

Power and connectivity

The Sonoff SenseGuard Presence Core is mains powered over USB-C and speaks Zigbee 3.0 to a coordinator, which is what lets it repeat the mesh. The SwitchBot Presence Sensor is battery powered over Bluetooth only, so it needs a SwitchBot Hub for full integration and cannot extend any mesh.

Detection range

The SwitchBot Presence Sensor quotes up to 8 metres of motion range and 5 metres of static presence. The Sonoff SenseGuard Presence Core reaches about 4 metres radially, though it splits that into seven maskable zones of half a metre to shape the detection area.

Trigger latency

The Sonoff SenseGuard Presence Core reports over Zigbee to a coordinator, which owners describe as fast and low-latency. Because the SwitchBot Presence Sensor is Bluetooth only, several owners see a delay of a few seconds before automations fire, and reliability depends on how close the SwitchBot Hub is.

What each one needs

The Sonoff SenseGuard Presence Core needs a Zigbee coordinator such as a Sonoff bridge, an iHost or a Zigbee2MQTT or ZHA dongle. The SwitchBot Presence Sensor needs a SwitchBot Hub to reach Alexa, HomeKit, Google Home and SmartThings, while Home Assistant can use either its cloud integration or a local Bluetooth path.

Warranty

Sonoff covers the SenseGuard Presence Core for 2 years. SwitchBot does not publish a warranty figure for the Presence Sensor.

Which one to buy if

What owners say

Owners of both sensors agree the core promise holds: lights stay on while someone sits still, which is what each was bought to fix, and both groups report quick, easy setup. Sonoff SenseGuard Presence Core owners praise how fast Home Assistant sees it, the settings Zigbee2MQTT exposes (occupancy timeout, radar sensitivity, the seven zones, the calibration) and the light sensor they cross-checked against a lux meter. Their complaints are the short 4 metre reach, ghost triggers from a fan or appliance that calibration did not filter, and the side-mounted USB-C cable. SwitchBot Presence Sensor owners love that it is battery powered and mounts in seconds, that it reads through a glass shower door and holds presence during a nap, and the app's sensitivity, range and timer controls plus the light sensor. Their gripes are the Bluetooth-only link, which needs a SwitchBot Hub and can add a delay, the cloud-based Home Assistant path, no zone or multi-person support, and shorter real-world range than advertised.

Price history compared

Every price change of both, in the same store, so the gap between the two lines is what one costs more than the other.

  • Sonoff SenseGuard Presence Core
  • SwitchBot Presence Sensor

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Frequently Asked Questions

Which is better overall: Sonoff SenseGuard Presence Core or SwitchBot Presence Sensor?

The Sonoff SenseGuard Presence Core for a Zigbee home, thanks to fast Zigbee reporting, a calibrated lux reading, seven maskable zones and a two-year warranty. The SwitchBot Presence Sensor is the better choice when you cannot run a cable and value a quick, battery-powered install, accepting a Bluetooth delay and the need for a SwitchBot Hub.

What is the biggest difference between the Sonoff SenseGuard Presence Core and the SwitchBot Presence Sensor?

Power and protocol. The Sonoff SenseGuard Presence Core is mains powered over USB-C and reports over Zigbee, while the SwitchBot Presence Sensor is battery powered over Bluetooth. That decides coverage, latency and whether each can repeat a mesh.

Does the SwitchBot Presence Sensor need a hub?

For full smart home integration, yes. It connects over Bluetooth, so a SwitchBot Hub is required to expose it to Alexa, Apple HomeKit through Matter, Google Home, SmartThings and IFTTT. Home Assistant can also use a local Bluetooth path.

Does the Sonoff SenseGuard Presence Core work without a hub?

No. It is a Zigbee 3.0 end device with no Wi-Fi, so it needs a coordinator such as a Sonoff Zigbee Bridge, an iHost or a Zigbee2MQTT or ZHA dongle.

Can either sensor track multiple people or detect a fall?

Neither. The Sonoff SenseGuard Presence Core reports occupied or not occupied and has no fall detection, and Sonoff states it cannot reliably detect a sleeping person. The SwitchBot Presence Sensor also reports presence only, with no multi-person tracking and no fall or sleep monitoring.

Who should buy which one?

Buy the Sonoff SenseGuard Presence Core for a wired Zigbee home that wants lux-based lighting, zone masking and mesh extension. Buy the SwitchBot Presence Sensor where running power is impractical and a battery install plus wider reach matter more than instant triggers.

Full comparison table

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