SIPP Calculator – 2025

Calculate SIPP pension pot growth with tax relief. Project your retirement fund from annual contributions. updated for 2025.

Enter your figures

Fill in the inputs below and use the result as a quick planning guide before making a decision.

Your Annual Contribution (£)

Your Tax Rate (%)

Years Until Retirement

Annual Return (%)

Frequently asked

HMRC adds basic rate (20%) tax relief to your contributions automatically. A £800 net contribution becomes £1,000 in your SIPP. Higher rate taxpayers claim the additional 20% through self-assessment.

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📈 Other versions:

General 2026