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Best Smart Thermostats

Smart Thermostat Comparison 2025

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Best Product
AVM FRITZ DECT 301
AVM FRITZ DECT 301
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Amazon
Tado smart thermostat
Tado smart thermostat
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Amazon
Best Price
HomeMatic 143159A0
HomeMatic 143159A0
Check Price
Amazon
Drayton Wiser WT724R9K0902
Drayton Wiser WT724R9K0902
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Amazon
Bestseller
Honeywell RTH9585WF1004
Honeywell RTH9585WF1004
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Amazon
Tado V3+
Tado V3+
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Amazon
Netatmo NTH01-DE-EC
Netatmo NTH01-DE-EC
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Amazon
Our Ratings
Model
Customer Ratings
Seller
Available From
Manufacturer
Dimensions
Operating voltage
Display
Type of assembly
Radio technology
Temperature range
Weekly program
Timer
Anti-freeze protection
WLAN capable
App
Voice control
Advantages
1
Best Product
AVM FRITZ DECT 301
Vergleichsergebnis
Rating
Excellent
01 / 2025
Model
AVM FRITZ DECT 301
Bewertung
11583 Reviews
Zum Anbieter
Amazon
Available at
amazon
£72.93
eBay
Check Price
Manufacturer
AVM
Dimensions
2 x 2,1 x 3,4 in
Operating voltage
1,5 V
Display
LC display
Type of assembly
Sticking
Radio technology
Wireless, Wi-Fi
Temperature range
0 to 50 °C
Weekly program
Timer
Anti-freeze protection
WLAN capable
App
Voice control
Advantages
  • With anti-freeze protection
  • Various programmable modes
  • Control via app
  • Is Wi-Fi capable
  • Programmable timer
2
Tado smart thermostat
Vergleichsergebnis
Rating
Excellent
01 / 2025
Model
Tado smart thermostat
Bewertung
4356 Reviews
Zum Anbieter
Amazon
Available at
amazon
£155.10
eBay
Check Price
cityplumbing.co.uk
£124.12
Manufacturer
Tado
Dimensions
2,7 x 3,5 x 6,9 in
Operating voltage
230 V
Display
LC display
Type of assembly
Glue
Radio technology
Wireless
Temperature range
Weekly program
Timer
Anti-freeze protection
WLAN capable
App
Voice control
Advantages
  • Has a practical timer
  • Distinguishes between the working week and the weekend
  • With app
  • With anti-freeze protection
  • Is Wi-Fi capable
3
Best Price
HomeMatic 143159A0
Vergleichsergebnis
Rating
Excellent
01 / 2025
Model
HomeMatic 143159A0
Bewertung
4693 Reviews
Zum Anbieter
Amazon
Available at
amazon
£49.95
eBay
Check Price
Manufacturer
HomeMatic
Dimensions
0,9 x 3,3 x 3,3 in
Operating voltage
1,5 V
Display
LC display
Type of assembly
Flush mounting, Adhesive tape, Screws, Surface-mounted
Radio technology
Wireless, 868 MHz
Temperature range
0 to 35 °C
Weekly program
Timer
Anti-freeze protection
WLAN capable
App
Voice control
Advantages
  • Can program settings for different days
  • Wireless reception via Wi-Fi
  • App control
  • Equipped with a frost anti-freeze protection
  • With voice control mode
  • Has a practical timer
4
Drayton Wiser WT724R9K0902
Vergleichsergebnis
Rating
Excellent
01 / 2025
Model
Drayton Wiser WT724R9K0902
Bewertung
1833 Reviews
Zum Anbieter
Amazon
Available at
amazon
£129.98
eBay
Check Price
cityplumbing.co.uk
£159.88
Manufacturer
Drayton Wiser
Dimensions
2,8 x 3,7 x 5,9 in
Operating voltage
230 V
Display
Type of assembly
Radio technology
Wi-Fi
Temperature range
Weekly program
Timer
Anti-freeze protection
WLAN capable
App
Voice control
Advantages
  • No cable clutter thanks to Wi-Fi
  • Programmable timer
  • Can program settings for different days
5
Bestseller
Honeywell RTH9585WF1004
Vergleichsergebnis
Rating
Excellent
01 / 2025
Model
Honeywell RTH9585WF1004
Bewertung
16588 Reviews
Zum Anbieter
Amazon
Available at
amazon
£234.09
eBay
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Manufacturer
Honeywell
Dimensions
0,9 x 3,5 x 4,5 in
Operating voltage
240 V
Display
Touch screen
Type of assembly
Glue
Radio technology
Wi-Fi, Wireless
Temperature range
Weekly program
Timer
Anti-freeze protection
WLAN capable
App
Voice control
Advantages
  • App control
  • Is Wi-Fi capable
  • Timer included
  • Distinguishes between the working week and the weekend
6
Tado V3+
Vergleichsergebnis
Rating
Excellent
01 / 2025
Model
Tado V3+
Bewertung
4333 Reviews
Zum Anbieter
Amazon
Available at
amazon
£89.95
eBay
Check Price
Onbuy.com
£222.49
Ee.co.uk
£179.00
Manufacturer
Tado
Dimensions
2,8 x 6,9 x 6,9 in
Operating voltage
4,5 V
Display
LED display
Type of assembly
Screws, Surface-mounted
Radio technology
Wireless, 868 MHz, Wi-Fi
Temperature range
Weekly program
Timer
Anti-freeze protection
WLAN capable
App
Voice control
Advantages
  • Is Wi-Fi capable
  • Timer included
  • Features voice control
  • Control via app
  • Various programmable modes
7
Netatmo NTH01-DE-EC
Vergleichsergebnis
Rating
Excellent
01 / 2025
Model
Netatmo NTH01-DE-EC
Bewertung
556 Reviews
Zum Anbieter
Amazon
Available at
amazon
£158.18
eBay
Check Price
Manufacturer
Netatmo
Dimensions
0,9 x 3,3 x 3,3 in
Operating voltage
1,2 V
Display
LC display
Type of assembly
Adhesive tape, Wall mounting, Screws
Radio technology
Wireless
Temperature range
0 to 50 °C
Weekly program
Timer
Anti-freeze protection
WLAN capable
App
Voice control
Advantages
  • With anti-freeze protection
  • Control via app
  • Easy to control with through voice control
  • Distinguishes between the working week and the weekend
  • Has a practical timer
  • Wireless reception via Wi-Fi