Diet Coke 500ml Price at Greggs (2026)
A Diet Coke 500ml costs £2.3 at Greggs in United Kingdom (updated August 2026).
Looking up the Diet Coke 500ml price at Greggs in the United Kingdom? It currently sells for £2.30. That's about 3% above the average Greggs Cold Drink item — the 14th-most-expensive of 32 we track. It's available at around 40 Greggs locations across the United Kingdom. Prices are sourced from delivery platforms and refreshed regularly. Compare it against other brands or set a free price-drop alert on MenuPriceToday.
How this compares in Cold Drinks
32 items tracked| This item | £2.30 |
| Cold Drinks median | £2.30 |
| Cheapest — Diet Coke 330ml | £1.60 |
| Most expensive — Arla Protein Chocolate Flavoured Shake | £2.55 |
| vs Cold Drinks median | 0% |
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