Diet Pepsi 500ml Price at Taco Bell (2026)
A Diet Pepsi 500ml from Taco Bell in United Kingdom is £3.59 (September 2026 pricing).
Taco Bell's Diet Pepsi 500ml is priced at £3.59 in the United Kingdom right now (September 2026). That's about 0% above the typical Taco Bell drink item — the 18th-most-expensive of 50 we track. It's available at around 50 Taco Bell locations across the United Kingdom. Prices are sourced from delivery platforms and refreshed regularly. Browse the latest Taco Bell drink prices and find the cheapest pick on MenuPriceToday.
How this compares in Drinks
50 items tracked| This item | £3.59 |
| Drinks median | £3.59 |
| Cheapest — Bottled Water 500ml | £1.99 |
| Most expensive — 7UP Zero Bottle 1.5L | £4.99 |
| vs Drinks median | 0% |
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