Diet Coke 500ml Price at Greggs (2026)
A Diet Coke 500ml costs £2.3 at Greggs in United Kingdom (updated September 2026).
Looking up the Diet Coke 500ml price at Greggs in the United Kingdom? It currently sells for £2.30. That's about 0% above the typical Greggs drink item — the 14th-most-expensive of 34 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 Drinks
34 items tracked| This item | £2.30 |
| Drinks median | £2.30 |
| Cheapest — Diet Coke 330ml | £1.60 |
| Most expensive — Arla Protein Chocolate Flavoured Shake | £2.55 |
| vs Drinks median | 0% |
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