£20,000 vs £40,000 side by side
| £20,000 | £40,000 | |
|---|---|---|
| Gross salary | £20,000 | £40,000 |
| Take-home / year | £17,920 | £32,320 |
| Take-home / month | £1,493 | £2,693 |
| Income tax | £1,486 | £5,486 |
| National Insurance | £594 | £2,194 |
| Tax band | basic rate (20%) | basic rate (20%) |
| UK rank (all employees) | 22nd | 63rd |
Both figures use rest-of-UK 2026/27 rates, 40h/week, no pension or student loan. See each in full: £20,000 · £40,000.
£20,000 vs £40,000 — FAQ
What's the take-home difference between £20,000 and £40,000?
£40,000 takes home about £14,400 a year more than £20,000 — roughly £1,200 a month — after tax and National Insurance (2026/27).
How much of the £20,000 pay rise do you actually keep?
About 72% of it. Of the £20,000 extra gross, you keep £14,400 after income tax and National Insurance; the rest goes in tax at your marginal rate.