MatterCheck

Home / Device types / Light sensor / SmartThings

Matter light sensor on SmartThings

For light sensors, SmartThings supports pairing, control and automation triggers. It does not support automation actions. Our confidence in this answer is High.

High confidence
2026-10-18 last checked
3/4 capabilities confirmed

At a glance

AnswerSmartThings
PairingY
ControlY
Starts an automationY
Controlled by an automationN
ConfidenceHigh
Matter spec1.0+

Y = confirmed for this device type, Partial = works with limits, N = not supported by this platform, Unknown = not enough dated evidence. These are type-level answers, not a guarantee for one product.

What this means

All four answers are confirmed for this device type on this platform. Individual products can still implement less than the device type — check the product notes before you buy.

Requirements

Hub requirement: SmartThings-compatible hub required (standalone hub, Samsung TV, Station, etc.).

Matter spec: 1.0+.

Confidence

We have direct, dated evidence for most of these answers, including native hands-on reports where available.

Last checked 2026-10-18. The answers above come from the published type matrix; the sources below are what they rest on.

Sources

Frequently asked questions

Does SmartThings support a Matter light sensor?

SmartThings pairs a Matter light sensor and shows its lux reading; the row is High confidence, checked 2026-10-18. SmartThings can control a Matter light sensor from its app, including the lux reading (High, checked 2026-10-18).

Can a Matter light sensor start a SmartThings automation?

Yes — light level from a Matter light sensor can start a SmartThings automation when it falls or rises. As an action, SmartThings cannot use a Matter light sensor in an automation (High, checked 2026-10-18).

What do I need to add a Matter light sensor to SmartThings?

SmartThings needs a Matter controller before a Matter light sensor will report.

Next steps

Other platforms for light sensors

Informational only — verify before you buy. How we check · All light sensors across platforms