Based on cost-of-living indices (Edinburgh 72 vs Cardiff 64, London = 100), £75,000 in Edinburgh has the same purchasing power as approximately £66,650 in Cardiff. Cardiff is 11% cheaper overall.
The equivalent accounts for the real cost of maintaining the same standard of living. Edinburgh rent averages £1,100/month versus £900/month in Cardiff — a £200/month saving. Beyond rent, Cardiff is overall 11% cheaper across groceries, transport, restaurants, and utilities (Numbeo COL index 64 vs Edinburgh's 72).
To achieve the same disposable income in Cardiff, you would need to earn £66,650 — calculated using Rightmove Q1 2026 rental data and HMRC 2025/26 tax rates. Any offer above £66,650 in Cardiff is a real-terms pay rise.
COL indices from Numbeo 2025 (London = 100). Rent = Rightmove Q4 2025 median for a 1-bed flat.
Moving from Edinburgh to Cardiff saves £200/month on rent alone (£1,100 → £900/mo).
You can accept up to 11% salary reduction and maintain your lifestyle. Any offer above £66,650 in Cardiff is a real-terms pay rise.