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10 bestHoneywell Thermostatsof October 2025

112M consumers helped this year.

3% off

1

Honeywell Home T6R Smart Thermostat works with Apple HomeKit and Amazon Alexa replacement for NEST, TADO, ...
Honeywell Home T6R Smart Thermostat works with Apple HomeKit and Amazon Alexa replacement for NEST, TADO, ...

Honeywell Home

10.0

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2

Honeywell Home T6 Wired Smart Thermostat, Black
Honeywell Home T6 Wired Smart Thermostat, Black

Honeywell Home

10.0

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3

Honeywell Home DT3R Wireless Thermostat for Heating Control with Energy Efficient LED, No WiFi or App Required (White)
Honeywell Home DT3R Wireless Thermostat for Heating Control with Energy Efficient LED, No WiFi or App Required (White)

Honeywell Home

9.9

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4

Honeywell Home THR99C3013 evohome WiFi Smart Thermostat Kit and Boiler Relay Module, Save Energy & Money, White
Honeywell Home THR99C3013 evohome WiFi Smart Thermostat Kit and Boiler Relay Module, Save Energy & Money, White

Honeywell Home

9.8

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5

Honeywell Home T3R Wireless 7-Day Programmable Thermostat, White
Honeywell Home T3R Wireless 7-Day Programmable Thermostat, White

Honeywell Home

9.6

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Honeywell T4H110A1021 T4 7 Day Programmable Thermostat, 230 V, White

Honeywell T4H110A1021 T4 7 Day Programmable Thermostat, 230 V, White

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Honeywell T6360B1028 Room Thermostat, 230/240V, White, 1

Honeywell T6360B1028 Room Thermostat, 230/240V, White, 1

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Honeywell Home DT92E1000 RF Digital Room Thermostat, 24 V

Honeywell Home DT92E1000 RF Digital Room Thermostat, 24 V

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Honeywell Y9120H2009 Sundial RF² Pack 1 (Contains: 1x ST9120C & 1x DT92E) Genuine Part

Honeywell Y9120H2009 Sundial RF² Pack 1 (Contains: 1x ST9120C & 1x DT92E) Genuine Part

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6

Honeywell Home MT1 Mechanical Environment Thermostat
Honeywell Home MT1 Mechanical Environment Thermostat

Honeywell Home

9.4

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7

Honeywell Home THR840DEU DT2 Thermostat, White
Honeywell Home THR840DEU DT2 Thermostat, White

Honeywell Home

9.2

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8

Hanicks Honeywell-Resideo DT92E1000 Wireless Digital Room Thermostat & Receiver Direct Replacement for DT92 DT92E DTS92E1020
Hanicks Honeywell-Resideo DT92E1000 Wireless Digital Room Thermostat & Receiver Direct Replacement for DT92 DT92E DTS92E1020

Hanicks

8.9

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9

HONEYWELL ST9400C Thermostat Programmer. 7, 2-Channel, 3 on/Off per Day, 24 V, White, 1
HONEYWELL ST9400C Thermostat Programmer. 7, 2-Channel, 3 on/Off per Day, 24 V, White, 1

Honeywell

8.7

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10

Adept-Honeywell Wireless Programmable Thermostat Replacement for CM927 CM921 CM727 CM721 CMS927B1049 with Relay Box Central Heating Programmer - White
Adept-Honeywell Wireless Programmable Thermostat Replacement for CM927 CM921 CM727 CM721 CMS927B1049 with Relay Box Central Heating Programmer - White

Adept Technology

8.4

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