Smart Thermostat Comparison · UK 2026
Honeywell Home T6R-HW vs Hive Thermostat Mini

Specs, pros and cons compared side by side

Both the Honeywell Home T6R-HW and the Hive Thermostat Mini are wireless smart thermostats. This head-to-head sets them side by side using the specs, pros and cons from our full reviews. Honeywell Home specs come from Resideo’s own UK pages and guides; Hive specs come from Hive’s own pages.

Quick verdict

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Honeywell Home T6R-HW

Pick it for: The thermostat uses your 2.4GHz Wi-Fi for the Resideo app (the Thermostat Mini: app and voice control need a Hive Hub) · Location-based control with geofencing (the Thermostat Mini: geolocation alerts) · Large touchscreen for setting schedules on the thermostat itself (not listed for the Thermostat Mini)

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Hive Thermostat Mini

Pick it for: Compact unit, 84 x 83 x 22 mm · Battery-powered thermostat, with 4 x AAA batteries in the box (the T6R-HW wall-mounted kit: a 230V wall power supply)

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Quick comparison

Spec Honeywell Home T6R-HW Hive Thermostat Mini
Key specs from our review Wireless receiver box
Heating and hot water
Resideo app, 2.4GHz Wi-Fi
OpenTherm or 24-230V on/off
Large touchscreen		 Compact 84 x 83 x 22 mm
4 x AAA batteries
Alexa, Google and HomeKit
Up to 6 zones with extra thermostats
Honeywell Home T6R-HW

Pros

  • Receiver box and thermostat come pre-bound
  • Table-stand or wall-mounted kit
  • OpenTherm and 24-230V on/off support

Cons

  • Receiver box must be installed by a competent person
  • 2.4GHz Wi-Fi only
  • Not for electric heating (240V)
Hive Thermostat Mini

Pros

  • Small, compact unit
  • OpenTherm on compatible combi boilers
  • Up to 6 heating zones with extra thermostats

Cons

  • App and voice control need a Hive Hub
  • Only a single zone is supported with OpenTherm
  • Saver Mode and Schedule Assist need a Hive+ membership

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Which should you buy?

Why choose the Honeywell Home T6R-HW

  • The thermostat uses your 2.4GHz Wi-Fi for the Resideo app (the Thermostat Mini: app and voice control need a Hive Hub)
  • Location-based control with geofencing (the Thermostat Mini: geolocation alerts)
  • Large touchscreen for setting schedules on the thermostat itself (not listed for the Thermostat Mini)
Why choose the Hive Thermostat Mini

  • Compact unit, 84 x 83 x 22 mm
  • Battery-powered thermostat, with 4 x AAA batteries in the box (the T6R-HW wall-mounted kit: a 230V wall power supply)

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