Which Is Cheaper to Run: Air Source or Ground Source Heat Pump?
A detailed comparison of running costs between air source and ground source heat pumps.
Running Cost Comparison
Ground source heat pumps are generally cheaper to run than air source heat pumps due to their higher efficiency. Here's a detailed breakdown:
Air Source Heat Pump
Ground Source Heat Pump
Annual Savings: Ground Source vs Air Source
For a typical UK home with 12,000 kWh annual heating demand:
Ground source saves approximately:
£200 - £300 per year
compared to air source heat pump
Which Should You Choose?
Choose Air Source If:
- Budget is the primary concern
- Limited garden space available
- Quicker installation preferred
Choose Ground Source If:
- Lowest running costs are priority
- You have adequate garden space
- Planning long-term (25+ years)
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