Head to head
Ideal Heating Vogue Max Combi C26 26kW vs Viessmann Vitodens 100-W 35kW combi
The Ideal Heating Vogue Max Combi C26 26kW comes with 5 years more warranty. The Viessmann Vitodens 100-W 35kW combi puts out 14kW more to the radiators and runs 6.4 litres a minute more hot water.
Last reviewed 13 September 2026
Key differences
- Warranty: the Ideal Heating Vogue Max Combi C26 26kW comes with 5 years more warranty.
- Central heating output: the Viessmann Vitodens 100-W 35kW combi puts out 14kW more to the radiators.
- Hot water flow rate: the Viessmann Vitodens 100-W 35kW combi runs 6.4 litres a minute more hot water.
- Hot water output: the Viessmann Vitodens 100-W 35kW combi has 9kW more hot water output.
- Seasonal efficiency: the Viessmann Vitodens 100-W 35kW combi is 5 points more efficient.
Specifications side by side
| Ideal Heating Vogue Max Combi C26 26kW | Viessmann Vitodens 100-W 35kW combi | |
|---|---|---|
| Hot water output | 26 kW | 34.9 kW |
| Central heating output | 18 kW | 32 kW |
| ErP class | A | A |
| Seasonal efficiency | 93% | 98% |
| Dimensions | 740 x 445 x 330 mm | 700 x 400 x 360 mm |
| Weight | 32.4 kg | 35 kg |
| Warranty | 10 years | 5 years |
| Hot water flow rate | 10.6 litres per minute | 17 litres per minute |
Sources: Ideal Heating Vogue Max Combi C26 26kW, Viessmann Vitodens 100-W 35kW combi. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Vogue Max Combi C26 26kW if...
- you want one that comes with 5 years more warranty
A gas combi boiler with 26 kW of hot water output, sized for a flat or small house with one bathroom. It delivers about 10.6 litres per minute of hot water, which decides how well a shower runs while a tap is on. Warranty: 10 years. Seasonal efficiency is 93%.
Full Vogue Max Combi C26 26kW specifications →Buy or hire the Vitodens 100-W 35kW combi if...
- you want one that puts out 14kW more to the radiators
- you want one that runs 6.4 litres a minute more hot water
- you want one that has 9kW more hot water output
- you want one that is 5 points more efficient
A gas combi boiler with 34.9 kW of hot water output, sized for a larger house with two bathrooms. It delivers about 17 litres per minute of hot water, which decides how well a shower runs while a tap is on. Warranty: 5 years. Seasonal efficiency is 98%.
Full Vitodens 100-W 35kW combi specifications →Common questions
What is the difference between the Ideal Heating Vogue Max Combi C26 26kW and the Viessmann Vitodens 100-W 35kW combi?
The Ideal Heating Vogue Max Combi C26 26kW comes with 5 years more warranty. The Viessmann Vitodens 100-W 35kW combi puts out 14kW more to the radiators and runs 6.4 litres a minute more hot water. The Ideal Heating Vogue Max Combi C26 26kW is a gas combi boiler, 26 kW hot water output; the Viessmann Vitodens 100-W 35kW combi is a gas combi boiler, 34.9 kW hot water output.
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