Comparison numbers

27 Products researched
7 Research hours
320 Readers
59,804 Customer ratings

Best Thermostats

Thermostat Comparison 2025

smart thermostat
smart thermostat
 home thermometer
home thermometer
 thermostat
thermostat
 radiator thermostat
radiator thermostat
Sort & Filter
Best Product
KETOTEK thermostat
KETOTEK thermostat
Amazon
SALUS RT510RF
SALUS RT510RF
Amazon
ESI Esrtp4+
ESI Esrtp4+
Amazon
Speedo thermostat
Speedo thermostat
Amazon
Bestseller
Honeywell RTH221B
Honeywell RTH221B
Amazon
Best Price
COMPUTHERM thermostat
COMPUTHERM thermostat
Amazon
Heatmiser thermostat
Heatmiser thermostat
Amazon
RatingHow we compare
Customer rating (from Amazon)
Available at
Manufacturer
Dimensions
Operating voltage
Weekly program
Shipping (Amazon)
Best Product
Best Product
AmazonKETOTEK thermostat
Rating
Excellent01/2025

1

KETOTEK thermostat
Customer rating
Amazon2,034 reviews
Check Price
Available at
37,99 £
see vendordays00£
see vendordays
Manufacturer
Dimensions
1,6 x 3,4 x 3,4 in
Operating voltage
220 V
Weekly program
Shipping (Amazon)
see vendor
Check Price
AmazonSALUS RT510RF
Rating
Excellent01/2025

2

SALUS RT510RF
Customer rating
Amazon2,295 reviews
Check Price
Available at
42,79 £
see vendordays00£
49,50 £
see vendordays00£
Manufacturer
SALUS
Dimensions
1,2 x 3,9 x 3,9 in
Operating voltage
Weekly program
Shipping (Amazon)
see vendor
Check Price
AmazonESI Esrtp4+
Rating
Excellent01/2025

3

ESI Esrtp4+
Customer rating
Amazon737 reviews
Check Price
Available at
57,99 £
see vendordays00£
64,99 £
see vendordays00£
67,14 £
see vendordays3.953.95£
Manufacturer
ESI
Dimensions
2,5 x 5,8 x 9,2 in
Operating voltage
Weekly program
Shipping (Amazon)
see vendor
Check Price
AmazonSpeedo thermostat
Rating
Excellent01/2025

4

Speedo thermostat
Customer rating
Amazon2,302 reviews
Check Price
Available at
155,39 £
see vendordays00£
89,11 £
see vendordays00£
179,00 £
see vendordays00£
Manufacturer
Speedo
Dimensions
2 x 3,9 x 5,9 in
Operating voltage
4,5 V
Weekly program
Shipping (Amazon)
see vendor
Check Price
Bestseller
Bestseller
AmazonHoneywell RTH221B
Rating
Excellent01/2025

5

Honeywell RTH221B
Customer rating
Amazon6,590 reviews
Check Price
Available at
38,42 £
see vendordays
see vendordays
Manufacturer
Honeywell
Dimensions
Operating voltage
240 V
Weekly program
Shipping (Amazon)
see vendor
Check Price
Best Price
Best Price
AmazonCOMPUTHERM thermostat
Rating
Excellent01/2025

6

COMPUTHERM thermostat
Customer rating
Amazon638 reviews
Check Price
Available at
29,50 £
see vendordays00£
28,50 £
see vendordays00£
Manufacturer
Dimensions
1,6 x 3,9 x 5,5 in
Operating voltage
24 V
Weekly program
Shipping (Amazon)
see vendor
Check Price
AmazonHeatmiser thermostat
Rating
Very Good01/2025

7

Heatmiser thermostat
Customer rating
Amazon60 reviews
Check Price
Available at
43,99 £
see vendordays00£
see vendordays
Manufacturer
Dimensions
Operating voltage
Weekly program
Shipping (Amazon)
see vendor
Check Price

Similar categories

Measuring equipment
Measuring equipment
Wire tracer
Open comparison
Measuring equipment
Measuring equipment
Digital caliper
Open comparison
Measuring equipment
Measuring equipment
Clamp meter
Open comparison
Measuring equipment
Measuring equipment
Moisture meter
Open comparison
Measuring equipment
Measuring equipment
Infrared thermometer
Open comparison
Website only uses essential cookies: these cookies are required for the operation of the website. Users cannot deactivate essential cookies (except in browser). For further information, refer to privacy policy.