Head to head
Glow-worm Energy Combi 25C 25kW vs Heatrae Sadia Multipoint 100
The Glow-worm Energy Combi 25C 25kW comes with 5 years more warranty.
Last reviewed 13 September 2026
Key differences
- Warranty: the Glow-worm Energy Combi 25C 25kW comes with 5 years more warranty.
Specifications side by side
| Glow-worm Energy Combi 25C 25kW | Heatrae Sadia Multipoint 100 | |
|---|---|---|
| Dimensions | 700 x 390 x 280 mm | 1234 x 1207 x 454 (V) / 454 x 454 x 454 (H) mm |
| Warranty | 7 years | 2 years full warranty, 10 years on the inner cylinder |
| Hot water output | 25.7 kW | - |
| Central heating output | 18 kW | - |
| ErP class | A | - |
| Seasonal efficiency | 94% | - |
| Weight | 32 kg | - |
| Hot water flow rate | 10.4 litres per minute | - |
| Capacity | - | 100 litres |
| Power | - | 3 kW, 230V |
| Heat-up time | - | approx. 112 minutes |
| Recovery time | - | approx. 79 minutes |
| Max operating pressure | - | 10 bar |
Sources: Glow-worm Energy Combi 25C 25kW, Heatrae Sadia Multipoint 100. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Energy Combi 25C 25kW if...
- you want one that comes with 5 years more warranty
A gas combi boiler with 25.7 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: 7 years. Seasonal efficiency is 94%.
Full Energy Combi 25C 25kW specifications →Buy or hire the Multipoint 100 if...
A 100 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 100 specifications →Common questions
What is the difference between the Glow-worm Energy Combi 25C 25kW and the Heatrae Sadia Multipoint 100?
The Glow-worm Energy Combi 25C 25kW comes with 5 years more warranty. The Glow-worm Energy Combi 25C 25kW is a gas combi boiler, 25.7 kW hot water output; the Heatrae Sadia Multipoint 100 is a electric unvented water heater, 100 litres.
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