Lowest-Calorie Sonic Meals (2026): Every Item Ranked

The lowest-calorie items at Sonic, ranked. Mustard starts at 5 kcal. US menu data with protein, carbs, and fat for each.

Medically reviewed by Dr. Emily Torres, Registered Dietitian Nutritionist (RDN)

The lowest-calorie item at Sonic (above a few calories) is Mustard, at 5 calories. The table below ranks the 30 lowest-calorie items on the US menu, with protein so you can find filling, lighter options. The list includes sides and drinks as well as mains.

Lowest-calorie items at Sonic (US menu)

Ranked from fewest calories upward, with protein, carbs, and fat for each item:

# Item Category Calories Protein (g) Carbs (g) Fat (g)
1 Mustard Toppings & Ingredients 5 0 0 0
2 Hatch Green Chiles Toppings & Ingredients 5 0 0 0
3 Spicy Jalapenos Toppings & Ingredients 5 0 1 0
4 Lemon, Medium Toppings & Ingredients 5 0 1 0
5 Lemon, Large Toppings & Ingredients 5 0 2 0
6 Lime, Medium Toppings & Ingredients 5 0 1 0
7 Lime, Large Toppings & Ingredients 5 0 2 0
8 Lime, RT 44 Toppings & Ingredients 5 0 2 0
9 Blackberry, Medium Toppings & Ingredients 5 0 1 0
10 Blackberry, Large Toppings & Ingredients 5 0 2 0
11 Mango, Large Toppings & Ingredients 5 0 0 0
12 Mango, RT 44 Toppings & Ingredients 5 0 0 0
13 Blue Raspberry, Wacky Pack Toppings & Ingredients 10 0 3 0
14 Blue Raspberry, Small Toppings & Ingredients 10 0 3 0
15 Ketchup Toppings & Ingredients 10 0 3 0
16 Lemon, RT 44 Toppings & Ingredients 10 0 3 0
17 Sweet Relish Toppings & Ingredients 10 0 3 0
18 Cherry Garnish Toppings & Ingredients 10 0 2 0
19 Blackberry, RT 44 Toppings & Ingredients 10 0 2 0
20 Marinara Toppings & Ingredients 15 0 4 0
21 Diet Cherry, Wacky Pack Toppings & Ingredients 15 0 3 0
22 Diet Cherry, Small Toppings & Ingredients 15 0 3 0
23 Green Apple, Wacky Pack Toppings & Ingredients 15 0 4 0
24 Green Apple, Small Toppings & Ingredients 15 0 4 0
25 Orange, Wacky Pack Toppings & Ingredients 15 0 3 0
26 Orange, Small Toppings & Ingredients 15 0 3 0
27 Blue Coconut, Wacky Pack Toppings & Ingredients 15 0 3 0
28 Blue Coconut, Small Toppings & Ingredients 15 0 3 0
29 Watermelon, Wacky Pack Toppings & Ingredients 15 0 3 0
30 Watermelon, Small Toppings & Ingredients 15 0 3 0

Track restaurant meals with Nutrola

Restaurant portions are easy to underestimate, and the calories add up fast. Nutrola is an AI calorie tracker built on a 1.8M+ RD-verified food and restaurant database, so you can check a menu item before you order. Log a meal by photo or by voice and you will see how it fits into your day.

Source and method

These figures come from Nutrola's 1.8M+ RD-verified food and restaurant database and reflect the US menu of Sonic, so portion sizes and recipes can differ in other countries. Values are per item as served and are indicative, since menus and recipes change over time.

Frequently asked questions

What is the lowest-calorie item at Sonic?

Mustard is among the lowest at 5 calories on the US menu.

What can I eat at Sonic on a diet?

Pick from the lowest-calorie items above, favour grilled proteins and salads, and watch dressings, sauces, and sugary drinks, which add calories quickly.

Does Sonic have low-calorie options?

Yes. The ranking above lists 30 items under the chain's lighter end, including sides and drinks alongside mains.

Summary

For a lighter choice at Sonic, start with Mustard at 5 calories. Log it in Nutrola to keep the rest of your day on track.

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