Head to head
Heatrae Sadia Multipoint 50 vs Vaillant ecoTEC plus 835 35kW combi
The Vaillant ecoTEC plus 835 35kW combi comes with 8 years more warranty.
Last reviewed 13 September 2026
Key differences
- Warranty: the Vaillant ecoTEC plus 835 35kW combi comes with 8 years more warranty.
Specifications side by side
| Heatrae Sadia Multipoint 50 | Vaillant ecoTEC plus 835 35kW combi | |
|---|---|---|
| Dimensions | 1007 x 997 x 350 (V) / 371 x 371 x 350 (H) mm | 720 x 440 x 372 mm |
| Warranty | 2 years full warranty, 10 years on the inner cylinder | 10 years with Vaillant Advance Boiler Protection Kit |
| 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 | - | 35 kW |
| Central heating output | - | 32.8 kW |
| ErP class | - | A |
| Seasonal efficiency | - | 94% |
| Hot water flow rate | - | 14.3 litres per minute |
Sources: Heatrae Sadia Multipoint 50, Vaillant ecoTEC plus 835 35kW 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 ecoTEC plus 835 35kW combi if...
- you want one that comes with 8 years more warranty
A gas combi boiler with 35 kW of hot water output, sized for a larger house with two bathrooms. It delivers about 14.3 litres per minute of hot water, which decides how well a shower runs while a tap is on. Warranty: 10 years with Vaillant Advance Boiler Protection Kit. Seasonal efficiency is 94%.
Full ecoTEC plus 835 35kW combi specifications →Common questions
What is the difference between the Heatrae Sadia Multipoint 50 and the Vaillant ecoTEC plus 835 35kW combi?
The Vaillant ecoTEC plus 835 35kW combi comes with 8 years more warranty. The Heatrae Sadia Multipoint 50 is a electric unvented water heater, 50 litres; the Vaillant ecoTEC plus 835 35kW combi is a gas combi boiler, 35 kW hot water output.
GetBrent is an independent directory and is not a dealer for, nor affiliated with, either manufacturer. Model and brand names are the trademarks of their owners.