Head to head
Heatrae Sadia Multipoint 50 vs Vaillant ecoFIT pure 825 25kW combi
The Vaillant ecoFIT pure 825 25kW combi comes with 8 years more warranty.
Last reviewed 13 September 2026
Key differences
- Warranty: the Vaillant ecoFIT pure 825 25kW combi comes with 8 years more warranty.
Specifications side by side
| Heatrae Sadia Multipoint 50 | Vaillant ecoFIT pure 825 25kW combi | |
|---|---|---|
| Dimensions | 1007 x 997 x 350 (V) / 371 x 371 x 350 (H) mm | 700 x 390 x 295 mm |
| Warranty | 2 years full warranty, 10 years on the inner cylinder | 10 years when installed by Vaillant Advance installer |
| Capacity | 50 litres | - |
| Power | 3 kW, 230V | - |
| Heat-up time | approx. 58 minutes | - |
| Recovery time | approx. 41 minutes | - |
| Max operating pressure | 10 bar | - |
| Hot water output | - | 25.2 kW |
| Central heating output | - | 19.1 kW |
| ErP class | - | A |
| Seasonal efficiency | - | 94% |
| Weight | - | 32 kg |
| Hot water flow rate | - | 10.4 litres per minute |
Sources: Heatrae Sadia Multipoint 50, Vaillant ecoFIT pure 825 25kW combi. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Multipoint 50 if...
A 50 litre electric unvented water heater from Heatrae Sadia's Multipoint range, for a property with no boiler-fed hot water such as an outbuilding or small flat. It runs from a 3kW element and carries a 10 year warranty on the inner cylinder.
Full Multipoint 50 specifications →Buy or hire the ecoFIT pure 825 25kW combi if...
- you want one that comes with 8 years more warranty
A gas combi boiler with 25.2 kW of hot water output, sized for a flat or small house with one bathroom. It delivers about 10.4 litres per minute of hot water, which decides how well a shower runs while a tap is on. Warranty: 10 years when installed by Vaillant Advance installer. Seasonal efficiency is 94%.
Full ecoFIT pure 825 25kW combi specifications →Common questions
What is the difference between the Heatrae Sadia Multipoint 50 and the Vaillant ecoFIT pure 825 25kW combi?
The Vaillant ecoFIT pure 825 25kW combi comes with 8 years more warranty. The Heatrae Sadia Multipoint 50 is a electric unvented water heater, 50 litres; the Vaillant ecoFIT pure 825 25kW combi is a gas combi boiler, 25.2 kW hot water output.
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