Data Scientist · City comparison · 2026

Cardiff vs Nottingham

Nottingham wins on purchasing power. Nottingham data scientists have £230/month more disposable income after rent than their Cardiff counterparts.

Cardiff salary
£44,000
£2,933/mo take-home
Nottingham salary
£47,000
£3,113/mo take-home
Nottingham wins by
+£230
per month after rent
Winner on purchasing power
Nottingham

After paying rent, a data scientist in Nottingham retains £230/month more than in Cardiff — that's £2,760/year extra in purchasing power.

+£230
per month
Cardiff
View full breakdown →
Gross salary £44,000
Net monthly £2,933
Rent (1-bed) £900
Rent-to-income 31% — Comfortable
After rent £2,033
Nottingham
View full breakdown →
Gross salary £47,000
Net monthly £3,113
Rent (1-bed) £850
Rent-to-income 27% — Comfortable
After rent £2,263

Cardiff vs Nottingham: what the £230/month gap means for a data scientist

On paper, Cardiff data scientist roles pay £3,000/year less than Nottingham. But take-home after tax and National Insurance tells a different story — Cardiff workers keep £2,933/month versus £3,113/month in Nottingham.

The bigger picture is after rent. Average Cardiff rent runs £900/month versus £850/month in Nottingham. Once housing costs are factored in, Nottingham workers have £2,263/month disposable income versus £2,033/month in Cardiff — that is £2,760/year in real spending power.

Nottingham's rent-to-income ratio of 27% compares favourably to Cardiff's 31%.

For data scientists prioritising financial freedom, Nottingham delivers significantly more disposable income despite comparable gross pay.

Monthly cost comparison

All figures monthly · 2025/26

Category Cardiff Nottingham Delta
Rent (1-bed median) £900 £850 -6%
Transport £50 £58 +16%
Council tax £132 £118 -11%
Groceries £255 £260 +2%
Disposable income remaining £1,463 £1,694 +16%

Sources: ONS 2025 · Rightmove Q4 2025 · HMRC 2025/26 · Numbeo 2025

Cost-of-living equivalence

Based on a cost-of-living index of 64 for Cardiff and 63 for Nottingham, a salary of £44,000 in Cardiff delivers equivalent purchasing power to £43,300 in Nottingham.

Cardiff £44,000 ≈
£43,300
in Nottingham

Income retention after all essentials

% of net monthly pay remaining after rent, transport, council tax and groceries

Cardiff 50%
Nottingham 54%

Everyday costs

Estimated typical prices · scaled from Numbeo 2025

Cappuccino
Cardiff £2.43
Nottingham £2.39
Transit (single trip)
Cardiff £1.19
Nottingham £1.38
Gym membership
Cardiff £35/mo
Nottingham £35/mo
Cinema ticket
Cardiff £10.24
Nottingham £10.08

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Frequently asked questions

Does a data scientist earn more in Cardiff or Nottingham? +
Cardiff pays a median £44,000 vs £47,000 in Nottingham — a gross difference of £3,000. However, after accounting for rent and living costs, Nottingham professionals have £230/month more disposable income, making it the stronger city in real terms.
What is the take-home pay for a data scientist in Cardiff vs Nottingham? +
In Cardiff: gross £44,000£2,933/month net take-home. In Nottingham: gross £47,000£3,113/month net take-home. After paying median 1-bed rent, Cardiff leaves £2,033/month vs Nottingham's £2,263/month.
What salary in Nottingham matches Cardiff purchasing power? +
Approximately £43,300 in Nottingham delivers equivalent purchasing power to £44,000 in Cardiff, based on a cost-of-living index of 64 (Cardiff) vs 63 (Nottingham).
Is Cardiff or Nottingham cheaper to live in? +
Nottingham is cheaper overall, with a cost-of-living index of 63 vs 64 for Cardiff (London = 100). Rent in Cardiff averages £900/month (1-bed) vs £850/month in Nottingham.
What is the rent-to-income ratio for a data scientist in Cardiff? +
A data scientist in Cardiff earning £44,000 takes home £2,933/month. With median 1-bed rent of £900/month, the rent-to-income ratio is 31% (comfortable). In Nottingham the equivalent ratio is 27%.

Explore further

Affordability and salary breakdowns for Cardiff and Nottingham

Afford Cardiff on £45,000? Afford Nottingham on £45,000? Standard of living: Data Scientist in Cardiff Standard of living: Data Scientist in Nottingham

Data sources & methodology

ONS Annual Survey of Hours and Earnings 2025 · Rightmove Rental Trends Tracker Q1 2026 · Numbeo Cost of Living 2026

Analysis by the SalaryDex data team · May 2026 · Corrections: [email protected] · Full methodology · Data transparency pledge