Reduced Sugar Vanilla Swirl with Diet Coke Price at McDonald's (2026)
A Reduced Sugar Vanilla Swirl with Diet Coke at McDonald's in United States is priced at $4.29 as of October 2026.
A Reduced Sugar Vanilla Swirl with Diet Coke® at McDonald's costs $4.29 in the United States as of October 2026. That's about 0% above the typical McDonald's coffee item — the 5th-cheapest of 31 we track. It's available at around 471 McDonald's locations across the United States. Prices are sourced from delivery platforms and refreshed regularly. See how it stacks up across other chains, and track its price for free, on MenuPriceToday.
How this compares in Coffee (McCafé)
31 items tracked| This item | $4.29 |
| Coffee (McCafé) median | $4.29 |
| Cheapest — Caramel Apple Pie Iced Coffee | $3.99 |
| Most expensive — Caramel Apple Pie Frappé | $6.39 |
| vs Coffee (McCafé) median | 0% |
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