What a salary hike is really worth
A salary hike is easy to calculate and easy to misread. The percentage applies to your current package, but what changes your life is the increase in monthly take-home after tax — and what preserves it is whether the raise beats inflation.
Formula
New salary = Current salary × (1 + hike% ÷ 100)
- Hike% on CTC does not translate one-for-one into take-home
- Real hike ≈ ((1 + hike%) ÷ (1 + inflation%)) − 1
- A raise that moves you into a higher slab is taxed at that higher marginal rate
The raise you keep
A 15% hike on ₹8 lakh takes the package to ₹9.2 lakh, an increase of ₹1.2 lakh a year or ₹10,000 a month before tax. After tax at a 20% marginal rate with cess, roughly ₹7,900 a month actually reaches you.
Part of any raise also flows into provident fund contributions if your basic salary rises, which is money saved rather than spent — worth counting as a benefit, but not as spendable cash.
Real versus nominal increase
With inflation at 6%, a 15% hike is a real increase of about 8.5%, not 9%. The precise calculation divides 1.15 by 1.06, and the gap between the two methods widens as both numbers grow.
The uncomfortable corollary is that a 6% hike in a 6% inflation year is not a raise at all — it holds your purchasing power flat. Anything below inflation is a real pay cut, however it is presented.
Comparing an offer against a raise
External offers usually beat internal increments, but the comparison has to be like for like. Match fixed against fixed, and treat variable pay at a realistic payout percentage rather than its stated maximum.
Also check what resets: notice period, gratuity eligibility restarting at zero, unvested stock, and any joining bonus with a clawback. A 25% hike that forfeits four years of gratuity progress is worth less than it looks.
Compounding over a career
Salary raises compound like investment returns. Averaging 10% a year turns ₹8 lakh into about ₹12.9 lakh in five years, while 6% a year reaches only ₹10.7 lakh — a gap of over ₹2 lakh a year by the fifth year.
That is why the early years of a career, when percentage raises are largest relative to the base, matter disproportionately to lifetime earnings.
Example: 15% hike on ₹8 lakh
- Current package
- ₹8,00,000
- Hike
- 15%
- New package
- ₹9,20,000
- Increase per month (gross)
- ₹10,000
- Approximate net increase
- ≈ ₹7,900 a month
- Real hike at 6% inflation
- ≈ 8.5%
A headline 15% becomes roughly 8.5% in purchasing power and less than ₹8,000 a month in hand. Both figures are worth knowing before you evaluate the offer.