Comparison numbers

29 Products researched
10 Research hours
320 Readers
17,193 Customer ratings

Best Small Flow Heaters

Mini Water Heater Comparison 2025

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Best Product
Stiebel Eltron DNM 3
Stiebel Eltron DNM 3
Amazon
Bestseller
Ariston 3100718
Ariston 3100718
Amazon
EUNEWR mini water heater
EUNEWR mini water heater
Amazon
Ariston 3626292
Ariston 3626292
Amazon
Haofy small flow heater
Haofy small flow heater
Amazon
Best Price
Haofy mini water heater
Haofy mini water heater
Amazon
Stiebel Eltron DEM 3
Stiebel Eltron DEM 3
Amazon
Customer rating (from Amazon)
Deal
Available at
Manufacturer
General features
Dimensions
Colour
Weight
Product properties
Drive type
Power
Display
Manual
Advantages
Shipping (Amazon)
Best Product
Best Product
AmazonStiebel Eltron DNM 3
Rating
Excellent01/2025

1

Stiebel Eltron DNM 3
Customer rating
Amazon1,288 reviews
Check Price
Deal
Available at
151,04 £
see vendordays
see vendordays
Manufacturer
Stiebel Eltron
General features
Dimensions
3,2 x 5,6 x 7,5 in
Colour
White
Weight
3,1 lb
Product properties
Drive type
Electric
Power
3,5 kW
Display
Manual
Advantages
  • Manual offers an answer to everything
Shipping (Amazon)
see vendor
Check Price
Bestseller
Bestseller
AmazonAriston 3100718
Rating
Excellent01/2025

2

Ariston 3100718
Customer rating
Amazon145 reviews
Check Price
Deal
Available at
164,36 £
see vendordays00£
189,99 £
see vendordays00£
Manufacturer
Ariston
General features
Dimensions
11,6 x 14,2 x 15,2 in
Colour
White
Weight
Product properties
Drive type
Electric
Power
2,5 kW
Display
Manual
Advantages
Shipping (Amazon)
see vendor
Check Price
AmazonEUNEWR mini water heater
Rating
Very Good01/2025

3

EUNEWR mini water heater
Customer rating
Amazon90 reviews
Check Price
Deal
Available at
62,99 £
see vendordays00£
see vendordays
Manufacturer
General features
Dimensions
5,5 x 6,3 x 9,3 in
Colour
White
Weight
2,4 lb
Product properties
Drive type
Electricity, Electric
Power
3 kW
Display
Manual
Advantages
Shipping (Amazon)
see vendor
Check Price
AmazonAriston 3626292
Rating
Very Good01/2025

4

Ariston 3626292
Customer rating
Amazon35 reviews
Check Price
Deal
price
97,19 £
instead of 149,99 £
Available at
97,19 £
see vendordays00£
131,00 £
see vendordays00£
131,00 £
4 daysdays00£
Manufacturer
Ariston
General features
Dimensions
9,1 x 12,4 x 13 in
Colour
White
Weight
11,2 lb
Product properties
Drive type
Electricity
Power
1,5 kW
Display
Manual
Advantages
Shipping (Amazon)
4 days
Check Price
AmazonHaofy small flow heater
Rating
Very Good01/2025

5

Haofy small flow heater
Customer rating
Amazon100 reviews
Check Price
Deal
Available at
74,73 £
see vendordays00£
46,85 £
see vendordays00£
60,03 £
see vendordays00£
Manufacturer
General features
Dimensions
Colour
White
Weight
2,6 lb
Product properties
Drive type
Electric
Power
3 kW
Display
Manual
Advantages
  • With integrated display
Shipping (Amazon)
see vendor
Check Price
Best Price
Best Price
AmazonHaofy mini water heater
Rating
Very Good01/2025

6

Haofy mini water heater
Customer rating
Amazon61 reviews
Check Price
Deal
Available at
57,46 £
see vendordays
see vendordays
Manufacturer
General features
Dimensions
4,1 x 4,1 x 7,9 in
Colour
Black
Weight
2,4 lb
Product properties
Drive type
Electric
Power
3 kW
Display
Manual
Advantages
  • Display available
Shipping (Amazon)
see vendor
Check Price
AmazonStiebel Eltron DEM 3
Rating
Very Good01/2025

7

Stiebel Eltron DEM 3
Customer rating
Amazon7 reviews
Check Price
Deal
Available at
279,32 £
see vendordays00£
see vendordays
Manufacturer
Stiebel Eltron
General features
Dimensions
3,2 x 5,6 x 7,5 in
Colour
White
Weight
3,7 lb
Product properties
Drive type
Electricity
Power
3,5 kW
Display
Manual
Advantages
  • Solar-compatible model
  • Scald protection included
  • Questions can be answered in the manual
Shipping (Amazon)
see vendor
Check Price
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