Finance Guide

Retirement Planning โ€” How Much Do You Actually Need to Save

CalcHub Pro  ยท  April 2026  ยท  5 min read

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Overview

Most people significantly underestimate their retirement savings target. This calculation shows the actual number you need to retire comfortably.

The Formula

Retirement corpus = Annual expenses ร— 25 (the 4% rule) | Monthly saving = Corpus รท Months to retirement

Standard formula used by professionals worldwide

Worked Example

Step-by-step

Monthly expenses 50,000 โ†’ Annual 600,000 โ†’ Corpus needed = 15,000,000 | 30 years to save โ†’ 13,333/month

Key Points

Frequently Asked Questions

What is the 4% rule?

Withdraw 4% of retirement corpus annually. Historically this lasts 30+ years.

Does inflation affect retirement target?

Yes โ€” adjust target upward annually by inflation rate during retirement.

At what age should I start?

As early as possible. Starting at 25 vs 35 requires half the monthly contribution for same result.

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