New Build vs Second-Hand Property — Full Comparison August 2026
| Factor | New build | Second-hand (resale) | Verdict |
|---|---|---|---|
| Purchase price | 10%–20% premium over equivalent resale | Market price — no premium | Resale wins on entry price per sq ft |
| Mortgage LTV (house) | 95% via MGS/Rate Reducer; 85%–90% standard | 97% with some lenders; 95% widely | Resale wins on LTV — lower deposit standard |
| Mortgage LTV (flat) | 75%–85% maximum | 85%–95% (no EWS1 typically) | Resale wins significantly on flat LTV |
| Government schemes | MGS, Rate Reducer, Shared Ownership, First Homes, LISA | MGS and LISA only | New build wins on scheme breadth |
| Rate Reducer | Available on participating developments | Not available | New build wins — Rate Reducer unique to new build |
| Energy costs | EPC A typical: ~£1,800/yr cheaper than EPC D | EPC D average for pre-2000 stock | New build wins significantly — ongoing benefit |
| Chain risk | No chain — new build only purchase | May be in a chain — risk of collapse | New build wins — always chain-free |
| Survey required | No — NHBC warranty (snagging inspection recommended) | Yes — full structural survey recommended (£500–£800) | New build wins on survey cost and complexity |
| Immediate maintenance | Zero — NHBC covers 10 years | Variable — immediate maintenance possible | New build wins — no early maintenance risk |
| Value at resale | May lose premium on immediate resale in some markets | Established market value — predictable | Resale wins on short-term value predictability |
Worked example
Buyer comparing: new build house £285,000 vs resale equivalent £265,000 (7% less).
- New build — Rate Reducer route (10% deposit, 80% LTV):
- Additional purchase cost: £20,000 premium. Deposit: £28,500.
- Rate Reducer 1.87% (2yr). Monthly: £1,055. Energy saving: £150/month.
- Year 1–2 total interest: £25,318. Energy saving: £3,600. Net cost: £21,718.
- No survey (£0). No immediate maintenance (£0).
- Resale — standard 90% LTV (10% deposit):
- Purchase: £265,000. Deposit: £26,500.
- Standard 4.52% (2yr). Monthly: £1,329.
- Year 1–2 total interest: £31,893. Energy: £3,600 extra. Net cost: £35,493.
- Survey: £650. Maintenance buffer: £2,000. Total additional: £2,650.
- New build 2-year net advantage: ~£13,775 + £2,650 survey/maintenance = ~£16,425.
- New build premium: £20,000. After savings: £3,575 net premium after 2 years.
- By year 3–4: energy savings plus better mortgage deal from remortgage likely erases the premium entirely.