Compare Two UK Salaries After Tax

Side-by-side take-home pay comparisons — see what a rise is really worth once tax and NI take their share.

Salary comparisons
£20k → £500k
44 side-by-side comparisons · 2025/26 rules (thresholds frozen to 2028)
Basic rate
keep 72p/£1
£100k–£125k trap
keep 38p/£1
Above £125,140
keep 53p/£1

A pay rise never lands in your bank account in full. These pages compare two salaries side by side — income tax, National Insurance, monthly and weekly take-home — and show exactly how much of the difference you keep, using 2025/26 rates (thresholds frozen to 2028, so the figures also hold for 2026/27; England, Wales and Northern Ireland — Scottish bands differ).

The pattern is worth knowing before any salary negotiation. A basic-rate earner keeps roughly 72p of every extra £1 (20% tax + 8% NI). Above £50,270 that drops to 58p (40% + 2%). Between £100,000 and £125,140 the personal allowance taper cuts it to about 38p — the notorious £100k tax trap — and above £125,140 it recovers slightly to 53p at the 45% additional rate. Pick the comparison that matches your situation, or read our high-earner tax tips if you’re heading past six figures.

Everyday salaries (£20k–£38k)

Crossing the higher-rate line (£40k–£55k)

Higher-rate earners (£60k–£90k)

High earners and the £100k trap (£100k+)

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