Frequently Asked Questions
What salary in London matches £90,000 in Aberdeen?
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£123,300 in London provides the same purchasing power as £90,000 in Aberdeen.
This is based on Aberdeen's COL index of 73 vs London's 100 (London = 100, Numbeo 2025).
The 37% cost difference translates directly to a 37% higher equivalent salary.
Is London significantly cheaper than Aberdeen?
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London is 37% more expensive overall than Aberdeen.
The most visible difference is rent: Aberdeen averages £1,050/month for a 1-bed flat
vs £2,050/month in London
— a premium of £1,000/month (£12,000/year).
How is the salary equivalence calculated?
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SalaryDex uses city-level cost-of-living indices from Numbeo 2025, normalised so London = 100.
The formula is: equivalent = salary × (cityB COL ÷ cityA COL).
For this page: £90,000 × (100 ÷ 73) = £123,300.
The index captures overall cost differences including rent, food, transport, utilities and services.
It does not account for individual tax positions or lifestyle choices.
Should I accept a lower salary to move from Aberdeen to London?
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Moving to London requires a higher salary to maintain your standard of living.
You need approximately £123,300 — £33,300 more than your current £90,000 in Aberdeen.
London is 37% more expensive overall and rent averages £2,050/month vs £1,050.