Rent vs Buy Calculator
Decide whether renting or buying is financially better. Compare total costs over time including mortgage, rent, and investment opportunities.
Property & Mortgage Details
Rental & Alternative Investment
Additional Costs (Annual)
🏆 Recommendation: BUY
Buying saves you £0 over 10 years compared to renting.
Year-by-Year Comparison
| Year | Renting Cumulative | Buying Cumulative | Net Difference |
|---|
Enter property details to compare renting vs buying costs.
Rent vs Buy Calculator UK
Use our free Rent vs Buy Calculator to decide whether renting or buying is financially smarter for your situation. We compare total costs over time including mortgage payments, rent increases, stamp duty, maintenance, and the opportunity cost of your deposit.
The Great Rent vs Buy Debate
Buying a home seems like a sound investment, but is it actually cheaper than renting? The answer depends on multiple factors:
- Time horizon: Buying usually becomes cheaper after 5-7 years due to upfront costs (stamp duty, fees)
- Mortgage rates: Higher rates favour renting; lower rates favour buying
- Property appreciation: Rising house prices make buying more attractive
- Rental yields: High rents favour buying; low rents favour renting
- Opportunity cost: Your deposit could earn returns elsewhere if you rent
What This Calculator Includes
Unlike simple comparisons, our calculator accounts for all major factors:
| Buying Costs | Renting Considerations |
|---|---|
| Mortgage payments (principal + interest) | Deposit alternative investment growth |
| Stamp duty Land Tax (SDLT) | Rent increases over time |
| Annual maintenance (~1% of property value) | No maintenance responsibilities |
| Council Tax (same for both) | Freedom to move locations |
| Buildings insurance | Contents insurance only |
| Equity build-up over time | No equity accumulation |
When Buying Is Better
Buying tends to be financially advantageous when:
- You plan to stay in the property for 7+ years
- Mortgage rates are below 4%
- Rental yield is high (>5% annually)
- You have a substantial deposit (20%+)
- Property values are expected to appreciate steadily
When Renting Is Better
Renting makes more financial sense when:
- You plan to move within 5 years
- Mortgage rates are above 6%
- Rental yield is low (<4%)
- Job instability or uncertainty about location
- Your deposit could earn higher returns in stocks/shares
Real-World Example
Consider a £350,000 property with a £70,000 deposit (20%) and a £280,000 mortgage at 5.5% over 25 years:
| Metric | Renting | Buying |
|---|---|---|
| Monthly Cost | £1,800 rent | £2,050 mortgage + costs |
| 10-Year Total Cost | £248,000 | £215,000 |
| Asset After 10 Years | £115,000 (deposit invested) | £250,000 (equity) |
| Winner After 10 Years | – | Buying (£87k advantage) |
Even though monthly mortgage costs exceed rent initially, the equity build-up and property appreciation make buying significantly cheaper over 10 years.
Frequently Asked Questions
How many years should I compare to make the right decision?
Compare both 5-year and 10-year horizons. If you’re unsure, use 7 years as a baseline. Shorter timeframes favour renting (due to upfront buying costs), while longer timeframes favour buying (due to equity accumulation).
Does this calculator include mortgage arrangement fees?
For simplicity, we don’t include arrangement fees (typically £1,000-£2,000). These small upfront costs have minimal impact on long-term comparisons but are baked into the stamp duty calculation.
Should I factor in mortgage tax relief?
UK mortgage interest tax relief was eliminated in 2000 for residential properties. It still exists for some buy-to-let landlords but doesn’t apply to owner-occupiers, so we don’t include it.
What’s a realistic property appreciation rate?
Historically, UK house prices have appreciated 3-5% annually over the long term. However, past performance doesn’t guarantee future results. Use 2-3% for conservative estimates, 4-5% for optimistic scenarios.
How accurate is this calculator for real-world decisions?
This calculator provides a solid financial framework, but individual circumstances matter. Consider lifestyle preferences, job security, family plans, and emotional factors alongside the numbers. Use it as a guide, not a definitive answer.
Does this account for first-time buyer stamp duty relief?
Yes! Properties under £425,000 pay no stamp duty for first-time buyers. Between £425,001-£625,000, you pay 5% on the portion above £425,000. Our calculator includes current SDLT rates automatically.
What about shared ownership schemes?
Shared ownership reduces the mortgage and deposit required but adds rent on the unowned portion. Our calculator assumes full ownership; for shared ownership, use a smaller property price and add rent on the unowned share.
Related Calculators
- → Mortgage Calculator — Calculate monthly mortgage repayments and total interest
- → Stamp Duty Calculator — Calculate SDLT for your property purchase
- → Salary Calculator — Check how much mortgage you can afford on your income
- → Compound Interest Calculator — See how your deposit could grow if you rent instead