Diet Pepsi costs $3.40 at Taco Bell in United States, as last recorded on 1 Nov 2026.
Taco Bell's Diet Pepsi® is priced at $3.40 in the United States right now (November 2026). That's about 3% below the typical Taco Bell drink item — the 15th-cheapest of 38 we track. It's available at around 50 Taco Bell locations across the United States. Prices are sourced from delivery platforms and refreshed regularly. Check the full Taco Bell menu or compare drink prices on MenuPriceToday.
How this compares in Drinks
38 items tracked| This item | $3.40 |
| Drinks median | $3.50 |
| Cheapest — Aquafina® Bottled Water | $2.43 |
| Most expensive — Tropical Punch Rockstar® Energy Refresca - Medium | $5.97 |
| vs Drinks median | −3% |
Compare Taco Bell prices across countries — Fast-Food Price Index →
Prices last updated 1 Nov 2026.
Similar Taco Bell items by price
- Brisk® Mango Fiesta$3.40
- Cherry Pepsi$3.40
- Dr Pepper$3.40
- G2 Gatorade® Fruit Punch$3.40
Sources & method
Prices come from delivery-platform menus (mainly Uber Eats in United States) and are refreshed about weekly. They are indicative: delivery-platform prices can differ from in-store prices, and each item shows the date it was last recorded. See the methodology and the editorial policy.
MenuPriceToday is not affiliated with Taco Bell. Prices are indicative and may vary by location.