12/06/2025
We often get asked are solar panels worth it? The short answer is: Yes, often they are, but it depends on your situation. Here's a specific breakdown:
✅ When Solar Panels Are Worth.
1. You Use a Lot of Electricity During the Day
If you're home during the day (e.g. working from home), you can directly use the solar power, increasing your savings.
2. You Qualify for the Smart Export Guarantee (SEG)
You'll get paid for exporting excess energy back to the grid (rates vary by supplier, up to ~15p per kWh as of 2025).
3. You Have a South-Facing Roof
Maximises energy output; east/west is still OK, but north-facing is less ideal.
4. You Have Long-Term Plans to Stay in Your Home
Payback time in the UK is typically 7–12 years, depending on system size, electricity use, and SEG rate.
5. You Pair It with a Battery
Battery storage lets you use solar energy in the evening, increasing your self-consumption and lowering reliance on grid energy (which is expensive in the UK).
❌ When It Might Not Be Worth It
Low daytime electricity use
North-facing or heavily shaded roof
You plan to move house soon
No access to the Smart Export Guarantee (if your energy supplier doesn’t offer a good rate)
💷 Example Calculation (2025 estimates):
Item Typical Value
Installation Cost £5,000–£7,000 for a 5kW system
Annual Savings ~£400–£600 (depends on usage and SEG rate)
Payback Time ~8–12 years
Lifespan 25+ years
🟡 Verdict:
In many parts of the UK, solar panels are worth it — especially with high electricity prices and SEG payments. The financial return may not be rapid, but over 25+ years, you can save thousands and reduce your carbon footprint.
Would you like a rough estimate based on your postcode or average electricity bill? We can help contact us at [email protected]
