Heating Cost Comparison
Annual cost of gas, oil, heat pump and pellets for your heat demand.
| System | Fuel needed | Per year |
|---|---|---|
| Natural gas | 16,304 kWh | 1,956.52 |
| Heating oil | 1,667 L | 1,750.00 |
| Heat pump | 4,286 kWh | 1,200.00 |
| Wood pellets | 3,472 kg | 1,215.28 |
Runs entirely in your browser. Nothing is sent anywhere.
How it works
- 1Enter your values.
- 2See the result update instantly as you type.
- 3Change any value to compare scenarios.
About this tool
Heating Cost Comparison: Annual cost of gas, oil, heat pump and pellets for your heat demand. Type your numbers and the result is calculated instantly — no button to press, nothing to install. All math runs locally in your browser, so the values you enter are never sent anywhere.
Example
| Input | |
|---|---|
| Heat demand per year (kWh) | 15,000 |
| Gas price per kWh | 0.12 |
| Gas boiler efficiency (%) | 92 |
| Heating oil price per litre | 1.05 |
| Oil boiler efficiency (%) | 90 |
| Heat pump electricity price per kWh | 0.28 |
| Heat pump SCOP | 3.5 |
| Pellet price per kg | 0.35 |
| Pellet boiler efficiency (%) | 90 |
| Result | |
| Cheapest option | Heat pump – 1,200.00 |
How do I use the Heating Cost Comparison?
Enter your values. See the result update instantly as you type. Change any value to compare scenarios.
Is the Heating Cost Comparison free?
Yes. It is completely free with no sign-up, no usage limits and no watermark.
Is my data sent to a server?
No. Everything is calculated locally in your browser. Nothing you enter is uploaded, logged or stored.
Does it work on my phone?
Yes. It works in any modern browser on Android, iPhone, iPad, Windows, Mac and Linux — no app needed.