Smart thermostats by features

Hive

Thermostat for Heating control (Combi Boiler and Multizone)...

A simple heating controller that mostly just does its job

Warmup

Element Smart Thermostat Wired - Smartcare, White

Good hardware dragged down by clunky app and Wi‑Fi

tado

° Wired Smart Thermostat X (2nd gen), Save Energy and Heatin...

Smart, neat, but a bit picky and paywalled

TPLink

TP-Link Kasa Smart Thermostat Radiator Valve, Smart Radiator...

Simple smart TRVs if you’re already in the Kasa world

meross

Smart Thermostat for Electric Underfloor Heating, WiFi Room...

A straightforward smart thermostat for electric underfloor heating that actually...

ESI - Energy Saving Innovation Controls ESRTP4RF+ Wireless P...

A no-nonsense wireless thermostat that just gets the job done

Honeywell Home

DT3 Wired Thermostat for Heating Control with Energy Efficie...

Simple heating control without the smart-home fuss

meross

WiFi Smart Thermostat Works with HomeKit Alexa Google Home,...

A simple way to make dumb heaters a bit smarter

Ecobee3 Lite Smart Thermostat with Whole Home Sensors Bundle

Solid smart control if you’re ready to tinker a bit

Honeywell Home

T6 Wired Smart Thermostat - Black - Touchscreen Heating Cont...

A no-nonsense smart upgrade for basic boiler control

Honeywell

TH8320R1003 Honeywell VisionPro Heat/Cool Digital Thermostat...

A flexible thermostat for people who like control more than looks

Google

Nest Learning Thermostat (4th Gen, 2024) with Nest Temperatu...

A Smart Way to Manage Home Temperature