Inflation & Shrinkflation

Two forces squeezing real-world budgets: rising prices for essentials, and smaller pack sizes at higher shelf prices. Use the calculator to see the real increase per unit.

Wages vs Essentials

Illustrative index (1997 = 100). Essentials (food, housing, energy) have risen faster than median wages, especially in recent years.

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Shrinkflation Calculator

Old price (£)

You entered: £4.50

Old size (ml/g)

You entered: 500 ml

New price (£)

You entered: £6.55

New size (ml/g)

You entered: 460 ml

Years between prices

You entered: 3.4 years

Calculate

Tip: Use price per ml/g to compare fairly across different pack sizes.

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