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Comparison numbers
| 22 | Products researched | |
| 9 | Research hours | |
| 320 | Readers | |
| 0 | Customer ratings |
Best Small Flow Heaters
Mini Water Heater Comparison 2026
Sort & Filter
RatingHow we compare
Customer rating (from Amazon)
Available at
Manufacturer
General features
Dimensions
Colour
Weight
Product properties
Drive type
Energy efficiency class
Power
Water connection
KNX capable
Voltage
Display
Disadvantages
Shipping (Amazon)
Best Product
Best Product



Rating
1
AEG MTH 350
Customer rating
no reviewsAmazon
Available at

see vendordays

see vendordays
Manufacturer
AEG
General features
Dimensions
3,2 x 5,6 x 7,5 in
Colour
White
Weight
3,1 lb
Product properties
Drive type
Electricity
Energy efficiency class
A
Power
3,5 kW
Water connection
3/8 Inches
KNX capable
Voltage
230 V
Display
Disadvantages
- Not KNX-compatible
Shipping (Amazon)
see vendorAmazon
Bestseller
Bestseller



Rating
2
EcoSmart ECO MINI 2.5
Customer rating
no reviewsAmazon
Available at

see vendordays

see vendordays00$
Manufacturer
EcoSmart
General features
Dimensions
10,9 x 10,9 x 17 in
Colour
White
Weight
15,9 lb
Product properties
Drive type
Electric
Energy efficiency class
Power
Water connection
KNX capable
Voltage
120 V
Display
Disadvantages
Shipping (Amazon)
see vendorAmazon



Rating
3
AEG MTD 350
Customer rating
no reviewsAmazon
Available at

see vendordays

see vendordays
Manufacturer
AEG
General features
Dimensions
3,2 x 5,6 x 7,5 in
Colour
White
Weight
3,1 lb
Product properties
Drive type
Electricity
Energy efficiency class
A
Power
3,5 kW
Water connection
3/8 Inches
KNX capable
Voltage
230 V
Display
Disadvantages
- Not KNX-compatible
Shipping (Amazon)
see vendorAmazon



Rating
4
AEG MTH 570
Customer rating
no reviewsAmazon
Available at

see vendordays

see vendordays
Manufacturer
AEG
General features
Dimensions
3,2 x 5,6 x 7,5 in
Colour
White
Weight
3,1 lb
Product properties
Drive type
Electric, Manually, Electricity
Energy efficiency class
A
Power
5,7 kW
Water connection
3/8 Inches
KNX capable
Voltage
230 V
Display
Disadvantages
- Not KNX-compatible
Shipping (Amazon)
see vendorAmazon
