Comparison numbers

27 Products researched
7 Research hours
320 Readers
60,002 Customer ratings

Best Thermostats

Thermostat Comparison 2025

smart thermostat
smart thermostat
 home thermometer
home thermometer
 thermostat
thermostat
 radiator thermostat
radiator thermostat
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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)
Deal
Available at
Manufacturer
Dimensions
Operating voltage
Weekly program
Shipping (Amazon)
Best Product
Best Product
AmazonKETOTEK thermostat
Rating
Excellent01/2025

1

KETOTEK thermostat
Customer rating
Amazon2,054 reviews
Check Price
Deal
Available at
44,99 £
see vendordays00£
see vendordays
Manufacturer
Dimensions
1,6 x 3,4 x 3,4 in
Operating voltage
230 V
Weekly program
Shipping (Amazon)
see vendor
Check Price
AmazonSALUS RT510RF
Rating
Excellent01/2025

2

SALUS RT510RF
Customer rating
Amazon2,308 reviews
Check Price
Deal
Available at
42,73 £
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
Amazon746 reviews
Check Price
Deal
Available at
57,75 £
see vendordays00£
64,99 £
see vendordays00£
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
Amazon2,311 reviews
Check Price
Deal
Available at
159,36 £
see vendordays00£
70,00 £
see vendordays3.453.45£
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
Amazon6,640 reviews
Check Price
Deal
Available at
38,93 £
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
Amazon637 reviews
Check Price
Deal
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
Amazon63 reviews
Check Price
Deal
price
40,85 £
instead of 55,99 £
Available at
40,85 £
see vendordays00£
see vendordays
Manufacturer
Dimensions
Operating voltage
Weekly program
Shipping (Amazon)
see vendor
Check Price

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