Diet Pepsi Price at Greggs (2026)
A Diet Pepsi costs $3.99 at Greggs in United States (updated September 2026).
A Diet Pepsi at Greggs costs $3.99 in the United States as of September 2026. That's about 0% above the typical Greggs drink item — the 2nd-most-expensive of 5 we track. It's available at around 3 Greggs locations across the United States. 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
5 items tracked| This item | $3.99 |
| Drinks median | $3.99 |
| Cheapest — Diet Pepsi | $3.99 |
| Most expensive — Diet Pepsi | $3.99 |
| vs Drinks median | 0% |
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