Regular Hot Coffee
$1.82 5 cal
$2.79 typical United States menu price Drinks
Wendy's Diet Dr Pepper
The Diet Dr Pepper costs $2.79 and carries 0 calories. That puts it 10 of 20 by price on the drinks menu.
$2.79
menu price
0
calories
0g
protein
The Numbers
Wendy's Diet Dr Pepper Nutrition
| Nutrient | Amount | Daily reference |
|---|---|---|
| Calories | 0 | 0% |
| Protein | 0 g | 0% |
| Total carbohydrate | 0 g | 0% |
| Total fat | 0 g | 0% |
| Saturated fat | 0 g | 0% |
| Sodium | 70 mg | 3% |
| Sugars | 0 g | 0% |
Percentages use a 2,000 calorie daily reference. These Diet Dr Pepper figures describe the standard build, before any customization at the counter. Updated 12 September 2026. Report an error.
By Size
What Each Size Costs You
| Size | Calories | Protein | Carbs | Sodium |
|---|---|---|---|---|
| small | 0 | 0 g | 0 g | 85 mg |
| medium | 0 | 0 g | 0 g | 125 mg |
| large | 0 | 0 g | 0 g | 160 mg |
| value | 0 | 0 g | 0 g | 70 mg |
Reading It
What the Numbers Say
There is very little protein here, 0 grams, so treat it as an extra rather than something that fills you up. Sodium stays low at 70 mg, 3 percent of a daily reference.
How It Compares on the Drinks Menu
The next cheapest thing on the drinks menu is the Pure Life Bottled Water at $2.43, so you are paying $0.36 more and 0 fewer calories for this one. Step up $0.37 and you are at the Simply Orange Juice for $3.16.
On protein per dollar the Diet Dr Pepper lags its own menu, 0.0 grams for every dollar against an average of 0.7. If protein is what you are buying with the $2.79 a Diet Dr Pepper costs, the Dave's Triple at 9.0 grams per dollar is the better use of the money.
Ordering It
0 calories is 0 percent of a 2,000 calorie day, so the Diet Dr Pepper barely registers, and at $2.79 it is cheap enough to add without much thought.
$2.79 for the Diet Dr Pepper is a compiled figure covering the drinks menu, dated at the top of this page and rechecked on every rebuild. Read how we source and date the Diet Dr Pepper figures on this page.
Side by Side
How the Diet Dr Pepper Compares
The alternatives priced nearest the Diet Dr Pepper, with the figures lined up side by side so nothing hides behind a menu description.
| Item | Price | Calories | Protein | Sodium | Protein per $ |
|---|---|---|---|---|---|
| Diet Dr Pepper | $2.79 | 0 | 0 g | 70 mg | n/a |
| Coca-Cola | $2.79 | 320 | 0 g | 70 mg | 0.0 g |
| Coca-Cola Zero Sugar | $2.79 | 0 | n/a | n/a | n/a |
| Diet Coke | $2.79 | 0 | 0 g | 60 mg | 0.0 g |
| Sprite | $2.79 | 300 | 0 g | 80 mg | 0.0 g |
Nearby
Other Drinks Items
Good to Know
Wendy's Diet Dr Pepper Questions
The Diet Dr Pepper runs $2.79 on a typical United States menu. Because nearly every Wendy's is franchise owned, a Diet Dr Pepper can ring up closer to $3.35 downtown and nearer $2.37 off a rural interstate.
The Diet Dr Pepper has 0 calories, which is 0 percent of a 2,000 calorie day. It also carries 0 grams of protein and 70 mg of sodium.
Yes. The Pure Life Bottled Water at $2.43 is the next step down on the drinks menu, at 0 calories, saving you $0.36. The Biggie Bag bundles the Pure Life Bottled Water tier of items with a side and a drink.
Wendy's publishes Diet Dr Pepper nutrition for 4 sizes: small, medium, large, value. The table above gives the calories and macros for each one, so you can see exactly what stepping a Diet Dr Pepper up a size adds to the total.
Yes, the Diet Dr Pepper is available from the 10:30 AM lunch changeover until close, and before that the kitchen is running the breakfast menu instead.