Air Source Heat Pump Calculator for Sweden
Calculate air source heat pump running costs and savings vs a gas boiler in Sweden. Electricity rate: EUR 0.1427/kWh, gas rate: EUR 0.10/kWh.
Air Source Heat Pump Data for Sweden
COP 3-3.5
Efficiency range
4,000
Heating degree days
EUR 0.1427
Electricity rate
EUR 0.10
Gas rate
Calculate Heat Pump Savings
Heating Data for Sweden
4,000 heating degree days/year | Gas: EUR 0.10/kWh
Current average rate for Sweden. Adjust to match your tariff.
Heating Demand
11,520 kWh
120 m2 home
Annual Savings
€766.41
vs gas boiler
Installation Cost
EUR 8,000-12,000
air source
Payback Period
13.0 years
vs gas boiler
Heat Pump vs Gas Boiler Comparison
| Metric | Heat Pump | Gas Boiler |
|---|---|---|
| Efficiency | COP 3.2 (320%) | 90% |
| Energy consumed | 3,600 kWh electricity | 12,800 kWh gas |
| Annual cost | €513.59 | €1,280.00 |
| CO2 emissions | 1,440 kg/year | 2,560 kg/year |
| Installation cost | EUR 8,000-12,000 | EUR 3,000-5,000 |
| Typical lifespan | 20-25 years | 12-15 years |
Environmental Impact
1,120 kg CO2
Less CO2 per year compared to gas boiler
How we calculate this
Heating demand: Heat loss coefficient x Insulation factor x Floor area x Heating degree days x 24 / 1000
Your calculation: 1.0 W/m2/K x 1 x 120 m2 x 4,000 HDD x 24 / 1000 = 11,520 kWh/year
Heat pump cost: Heating demand / COP x Electricity rate
Your calculation: 11,520 / 3.2 x EUR 0.1427 = €513.59/year
Gas boiler cost: Heating demand / Boiler efficiency x Gas rate
Your calculation: 11,520 / 0.9 x EUR 0.10 = €1,280.00/year
Air Source Heat Pump Costs and Savings in Sweden
A air source heat pump in Sweden typically costs between EUR 8,000 and EUR 12,000 to install, with an average cost of EUR 10,000. For a standard 120 m2 home with average insulation and 4,000 heating degree days per year, the estimated annual heating demand is approximately 11,520 kWh. With an average COP (Coefficient of Performance) of 3.2, the heat pump would consume 3,600 kWh of electricity, costing approximately EUR 513.59 per year at the current average electricity rate of EUR 0.1427/kWh. By comparison, heating the same home with a gas boiler at EUR 0.10/kWh would cost approximately EUR 1280.00 per year. This gives an annual saving of EUR 766.41 and a payback period of approximately 13.0 years.
How a Air Source Heat Pump Works
Air source heat pumps extract heat from outdoor air and are the most popular type in Europe due to lower installation costs and simpler installation requirements. The key metric for heat pump efficiency is the COP (Coefficient of Performance), which measures how many units of heat are produced for each unit of electricity consumed. A air source heat pump typically achieves a COP of 3 to 3.5, meaning it produces 3 to 3.5 kWh of heat for every 1 kWh of electricity used. This makes heat pumps significantly more efficient than direct electric heating (COP of 1.0) or gas boilers (efficiency of approximately 90%). Air source heat pumps are most efficient in mild weather and their COP decreases as outdoor temperatures drop, but modern models can operate effectively down to minus 15 to minus 20 degrees Celsius. In Sweden, the climate conditions are well-suited for air source heat pump installations.
Air Source Heat Pump vs Gas Boiler: Full Comparison
When comparing a air source heat pump to a gas boiler for heating a 120 m2 home in Sweden, several factors come into play. The gas boiler has a lower upfront cost (typically EUR 3,000-5,000 installed) but higher running costs due to the price of natural gas (EUR 0.10/kWh in Sweden) and lower efficiency (approximately 90%). The heat pump has a higher upfront cost (EUR 8,000-12,000) but benefits from the multiplier effect of COP 3.2, meaning each euro spent on electricity produces 3.2 times more heat than direct electric heating. Annual gas heating costs for this home would be approximately EUR 1280.00, compared to EUR 513.59 in electricity for the heat pump. The EUR 766.41 annual saving means the heat pump pays for itself in approximately 13.0 years, after which you benefit from lower running costs for the remaining 15-20 years of the unit's lifespan. Heat pumps also provide cooling in summer at minimal extra cost, which gas boilers cannot do.
Environmental Benefits of Heat Pumps in Sweden
Switching from a gas boiler to a air source heat pump can reduce your home's heating-related CO2 emissions by 50-70%, depending on the carbon intensity of the electricity grid in Sweden. Natural gas emits approximately 0.2 kg of CO2 per kWh burned, while the CO2 from heat pump operation depends on how the electricity is generated. As the electricity grid becomes greener with more renewables, the environmental benefit of heat pumps increases over time. A gas boiler heating a 120 m2 home in Sweden would emit approximately 2,560 kg of CO2 per year. The heat pump, using 3,600 kWh of electricity at the European average grid intensity of 0.4 kg CO2/kWh, would emit approximately 1,440 kg of CO2 per year. If you combine a heat pump with solar panels on your roof, you can reduce emissions even further. Heat pumps are also essential to the EU's strategy for decarbonising residential heating, and many governments offer significant incentives to encourage adoption.
Frequently Asked Questions
How much does a air source heat pump cost to install in Sweden?
A air source heat pump in Sweden typically costs between EUR 8,000 and EUR 12,000 to purchase and install. The exact cost depends on the size of your home, the complexity of the installation, the brand of heat pump, and whether any additional work is needed such as upgrading radiators or installing underfloor heating. Air source systems are generally simpler to install as they only require an outdoor unit and connection to your heating system. Many EU countries offer grants, subsidies, or low-interest loans that can reduce the upfront cost by 30-50%.
How much can I save with a air source heat pump compared to gas?
For a typical 120 m2 home in Sweden, an air source heat pump with COP 3.2 would cost approximately EUR 513.59 per year in electricity, compared to EUR 1280.00 per year for a gas boiler. This represents an annual saving of approximately EUR 766.41. The savings depend on the ratio between electricity and gas prices in your area, your home's insulation quality, and the actual COP achieved by the heat pump. Improving your home's insulation before or alongside installing a heat pump will maximise your savings.
Do air source heat pumps work in cold winters?
Modern air source heat pumps are designed to work efficiently in cold climates and can operate at outdoor temperatures as low as minus 15 to minus 20 degrees Celsius. Their efficiency (COP) does decrease as the temperature drops, falling to around 2.0-2.5 at minus 10 degrees Celsius, but they still produce 2-2.5 times more heat than the electricity they consume. In Sweden, winter temperatures are well within the operating range of modern air source heat pumps.
How long does a heat pump last?
A well-maintained heat pump typically lasts 20-25 years, which is longer than the average gas boiler lifespan of 12-15 years. Air source heat pumps have fewer components than gas boilers and require minimal maintenance, usually just an annual check. Regular maintenance includes checking refrigerant levels, cleaning filters, and ensuring the system is operating efficiently. Most manufacturers offer warranties of 5-7 years on the heat pump unit, with extended warranties available. Over the 20-25 year lifespan, a heat pump will typically require less maintenance spending than a gas boiler.