Birmingham vs Cardiff
Birmingham wins on purchasing power. Birmingham data / business analysts have £380/month more disposable income after rent than their Cardiff counterparts.
After paying rent, a data / business analyst in Birmingham retains £380/month more than in Cardiff — that's £4,560/year extra in purchasing power.
Birmingham vs Cardiff: what the £380/month gap means for a data / business analyst
On paper, Birmingham data / business analyst roles pay £5,500/year more than Cardiff. But take-home after tax and National Insurance tells a different story — Birmingham workers keep £2,843/month versus £2,513/month in Cardiff.
The bigger picture is after rent. Average Birmingham rent runs £850/month versus £900/month in Cardiff. Once housing costs are factored in, Birmingham workers have £1,993/month disposable income versus £1,613/month in Cardiff — that is £4,560/year in real spending power.
Birmingham's rent-to-income ratio of 30% compares favourably to Cardiff's 36%.
For data / business analysts prioritising financial freedom, Birmingham delivers significantly more disposable income despite comparable gross pay.
Cost-of-living equivalence
Based on a cost-of-living index of 65 for Birmingham and 64 for Cardiff, a salary of £42,500 in Birmingham delivers equivalent purchasing power to £41,850 in Cardiff.
Income retention after all essentials
% of net monthly pay remaining after rent, transport, council tax and groceries
Everyday costs
Estimated typical prices · scaled from Numbeo 2025
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