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10 bestHoneywell Thermostatsof September 2025

112M consumers helped this year.

15% off

1

Honeywell Programmable Thermostat Lyric Smart Wi-Fi, Y6R910RW8021, 5 voltsV
Honeywell Programmable Thermostat Lyric Smart Wi-Fi, Y6R910RW8021, 5 voltsV

Honeywell Home

10.0

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16% off

2

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

Honeywell Home

10.0

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15% off

3

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

Honeywell Home

9.9

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4

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

9.9

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11% off

5

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

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Honeywell CMT927A1049 7-Day RF Chronotherm Wireless Programmable Thermostat

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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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15% off

6

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

9.6

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7

Honeywell Home THR99C3102 evohome Starter Pack for evohome System with WiFi Smart Thermostat and 2 Wireless Radiator Heads for Savings and Efficiency, White (3 Pieces)
Honeywell Home THR99C3102 evohome Starter Pack for evohome System with WiFi Smart Thermostat and 2 Wireless Radiator Heads for Savings and Efficiency, White (3 Pieces)

Honeywell Home

9.5

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11% off

8

Evohome smart wireless zoning thermostat - works with Alexa
Evohome smart wireless zoning thermostat - works with Alexa

Honeywell

9.2

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20% off

9

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

Honeywell Home

9.0

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15% off

10

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

Honeywell Home

8.8

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