Head to head
Intergas Xclusive 36 vs Viessmann Vitodens 100-W 35kW combi
The Intergas Xclusive 36 runs 1.9 litres a minute more hot water.
Last reviewed 6 October 2026
Key differences
- Hot water flow rate: the Intergas Xclusive 36 runs 1.9 litres a minute more hot water.
Specifications side by side
| Intergas Xclusive 36 | Viessmann Vitodens 100-W 35kW combi | |
|---|---|---|
| Central heating output | 4.00 - 26.60 kW | 32 kW |
| Hot water flow rate | 18.90 (dT 25 C) (l/min); 13.50 (dT 35 C) (l/min) | 17 litres per minute |
| Power | 36 kW | - |
| Height | 826 mm | - |
| Hot water output | - | 34.9 kW |
| ErP class | - | A |
| Seasonal efficiency | - | 98% |
| Dimensions | - | 700 x 400 x 360 mm |
| Weight | - | 35 kg |
| Warranty | - | 5 years |
Sources: Intergas Xclusive 36, 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 Xclusive 36 if...
- you want one that runs 1.9 litres a minute more hot water
A wall-hung condensing combi boiler for installers fitting domestic heating and hot water without a cylinder. The Xclusive has a touchscreen panel, built-in expansion vessel and filling loop, and the larger output suits homes with higher hot water demand.
Full Xclusive 36 specifications →Buy or hire the Vitodens 100-W 35kW combi if...
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 Intergas Xclusive 36 and the Viessmann Vitodens 100-W 35kW combi?
The Intergas Xclusive 36 runs 1.9 litres a minute more hot water. The Intergas Xclusive 36 is a 36 kW combi boiler for homes, with a 10 year parts and labour warranty; the Viessmann Vitodens 100-W 35kW combi is a gas combi boiler, 34.9 kW hot water output.
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