Why compare tax years with the same salary?
Keeping the salary and deduction assumptions the same makes it easier to see the effect of tax-year rule changes rather than changes in pay.
PayBreakdown - Salary Calculator & Budget Manager
Compare tax years
Compare take-home pay across UK tax years using the same salary, pension, tax code, and student loan assumptions.
What this page helps with
Use the same salary setup across multiple tax years to see how tax-year assumptions affect take-home pay. This helps make rule changes easier to understand.
Frequently asked questions
Does this replace official tax guidance?
No. It is a planning comparison. Important decisions should still be checked against official sources and payslip or payroll information.
Last updated 2026-05-07. Planning estimates only. Not financial advice.