Radiator Valves · Head to head

Meross Thread Smart Thermostat Valve MTS155 vs Sonoff Zigbee Thermostatic Radiator Valve

Full Smart Radiator Valves comparison in 2026

Data from Amazon and official Meross and Sonoff sites.
2026 verdict
Sonoff Zigbee Thermostatic Radiator Valve is the more complete option versus Meross Thread Smart Thermostat Valve MTS155 in 2026, helped most by frost protection and child lock.
Sonoff Zigbee Thermostatic Radiator Valve
Winner
Sonoff Zigbee Thermostatic Radiator Valve

Last recorded priceJan 1, 2026$39.99

Currently unavailable on Amazon USA
See on Amazon USA
Its strongest advantages show up in frost protection and child lock, with its broader overall balance helping widen the gap. There is still a case for Meross Thread Smart Thermostat Valve MTS155, but mainly if connectivity is what you value most. As a general recommendation, Sonoff Zigbee Thermostatic Radiator Valve comes out on top.
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FeatureMeross Thread Smart Thermostat Valve MTS155Sonoff Zigbee Thermostatic Radiator ValveWinner
ConnectivityBluetooth, Thread ProtocolZigbeeMeross Thread Smart Thermostat Valve MTS155
Frost ProtectionNOYESSonoff Zigbee Thermostatic Radiator Valve
Child LockNOYESSonoff Zigbee Thermostatic Radiator Valve
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterTie
ScreenYESYESTie
SensorsTemperatureTemperatureTie

Frequently Asked Questions

Which is better overall: Meross Thread Smart Thermostat Valve MTS155 or Sonoff Zigbee Thermostatic Radiator Valve?

Sonoff Zigbee Thermostatic Radiator Valve has the stronger overall profile in this comparison, especially for frost protection and child lock.

What is the biggest difference between Meross Thread Smart Thermostat Valve MTS155 and Sonoff Zigbee Thermostatic Radiator Valve?

Connectivity is one of the clearest differences: Meross Thread Smart Thermostat Valve MTS155 lists Bluetooth, Thread Protocol, while Sonoff Zigbee Thermostatic Radiator Valve lists Zigbee.

Who should buy Meross Thread Smart Thermostat Valve MTS155?

Choose Meross Thread Smart Thermostat Valve MTS155 if your priority is connectivity and that matters more than frost protection.

Who should buy Sonoff Zigbee Thermostatic Radiator Valve?

Choose Sonoff Zigbee Thermostatic Radiator Valve if your priority is frost protection and child lock and that matters more than connectivity.

Full comparison table

Compare all 14 Radiator Valves side by side

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  • 14 Radiator Valves
  • 34 specs compared
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