Comparison numbers

25 Products researched
7 Research hours
320 Readers
58,001 Customer ratings

Best Thermostats

Thermostat Comparison 2025

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Best Product
KETOTEK thermostat
KETOTEK thermostat
Amazon
Bestseller
SALUS RT510RF
SALUS RT510RF
Amazon
Speedo thermostat
Speedo thermostat
Amazon
Best Price
Honeywell RTH221B
Honeywell RTH221B
Amazon
ESI Esrtp4+
ESI Esrtp4+
Amazon
EBERLE RTR-E 3502
EBERLE RTR-E 3502
Amazon
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
Amazon2,158 reviews
Check Price
Available at
44,99 £
see vendordays00£
see vendordays
Manufacturer
Dimensions
1,6 x 3,4 x 3,4 in
Operating voltage
240 V
Weekly program
Shipping (Amazon)
see vendor
Check Price
Bestseller
Bestseller
AmazonSALUS RT510RF
Rating
Excellent01/2025

2

SALUS RT510RF
Customer rating
Amazon2,372 reviews
Check Price
Available at
39,89 £
see vendordays00£
37,10 £
see vendordays2.942.94£
52,76 £
see vendordays00£
Manufacturer
SALUS
Dimensions
1,2 x 3,9 x 3,9 in
Operating voltage
Weekly program
Shipping (Amazon)
see vendor
Check Price
AmazonSpeedo thermostat
Rating
Excellent05/2025

3

Speedo thermostat
Customer rating
Amazon2,405 reviews
Check Price
Available at
153,62 £
see vendordays00£
see vendordays
Manufacturer
Speedo
Dimensions
2 x 3,9 x 5,9 in
Operating voltage
4,5 V
Weekly program
Shipping (Amazon)
see vendor
Check Price
Best Price
Best Price
AmazonHoneywell RTH221B
Rating
Excellent05/2025

4

Honeywell RTH221B
Customer rating
Amazon7,003 reviews
Check Price
Available at
38,72 £
see vendordays
see vendordays
Manufacturer
Honeywell
Dimensions
Operating voltage
240 V
Weekly program
Shipping (Amazon)
see vendor
Check Price
AmazonESI Esrtp4+
Rating
Excellent05/2025

5

ESI Esrtp4+
Customer rating
Amazon772 reviews
Check Price
Available at
73,50 £
see vendordays
54,78 £
see vendordays2.942.94£
Manufacturer
ESI
Dimensions
2,5 x 5,8 x 9,2 in
Operating voltage
Weekly program
Shipping (Amazon)
see vendor
Check Price
AmazonEBERLE RTR-E 3502
Rating
Good01/2025

6

EBERLE RTR-E 3502
Customer rating
Amazonno reviews
Check Price
Available at
36,53 £
see vendordays00£
43,29 £
see vendordays00£
42,02 £
3 daysdays00£
Manufacturer
EBERLE
Dimensions
1,1 x 3 x 3 in
Operating voltage
230 V
Weekly program
Shipping (Amazon)
3 days
Check Price

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