How Many Carbs Are in a Medium Sonic Slush?

December 27, 2025 •

3 min read

According to nutrition data, a single medium Cherry Slush from Sonic contains 77 grams of carbohydrates, all of which come from sugar. Knowing how many carbs are in a medium Sonic slush is essential for those managing sugar intake or adhering to specific dietary plans.

Quick Summary

The carb count in a medium Sonic slush varies by flavor, typically ranging from 71 to 85 grams for most standard options. Adding candy or ice cream significantly increases the total carbohydrate and sugar content, pushing some options over 130 grams.

Key Points

Carb Count Varies by Flavor: A medium Sonic slush's carbohydrate content depends on the flavor, with most standard versions containing between 71 and 85 grams of carbs.
Add-ins Increase Carbs Significantly: Including ice cream or candy, like Nerds®, can dramatically increase the carb count, potentially exceeding 130 grams per medium size.
High Sugar Content: Nearly all carbohydrates in a standard Sonic slush come directly from added sugars, making it a high-sugar, low-fiber beverage.
Diet-Friendly Alternatives Available: Health-conscious options exist, such as requesting a diet slush with sugar-free flavorings or making a homemade version with a sugar-free mix.
Size Matters: Opting for a smaller size is a simple way to reduce the overall carb and sugar intake from a Sonic slush.
Nutritional Impact: Consumers should view the drink as a sweet treat rather than a nutritional beverage, and consume it in moderation.

Understanding the Carb Content in a Medium Sonic Slush

When you crave a cold, sweet treat like a Sonic slush, it is helpful to be aware of its nutritional impact, especially the carbohydrate count. Sonic's menu includes a variety of slush flavors, and their carbohydrate values differ based on the flavoring and any additional mix-ins like candy or ice cream. A medium-sized slush is a popular choice, but its carb load can be surprising.

The Carb Breakdown for Classic Slush Flavors

The standard, non-candy, non-ice cream slushes have a base of crushed ice and flavored syrup, which is primarily sugar water. This means nearly all the calories and carbohydrates come from sugar. Here is a look at the carbohydrate counts for several popular medium-sized flavors:

Cherry Slush: This classic flavor contains approximately 77g of carbohydrates.
Blue Raspberry Slush: A medium Blue Raspberry Slush has around 71g of carbohydrates.
Grape Slush: The grape-flavored option is similar to cherry, coming in at approximately 76g of carbohydrates.
Blue Coconut Slush: A medium Blue Coconut Slush contains about 76g of carbohydrates.
Strawberry Real Fruit Slush: The real fruit option is slightly lower in carbs, with roughly 73g of carbohydrates.
Lemonberry Real Fruit Slush: This flavor is very similar to strawberry, with about 75g of carbs.

The Impact of Ice Cream and Candy Mix-ins

Opting for a slush with added ice cream or candy dramatically increases the carbohydrate count. The extra sugar and dairy add a significant number of grams to the total. This is an important consideration for anyone tracking their carb intake or managing blood sugar levels.

Comparison of Medium Sonic Slush Carb Counts

To help visualize the difference in carb counts across various options, consider this comparison table. It shows how the base flavors stack up against the more indulgent versions.


Medium Sonic Slush Flavor	Total Carbohydrates (g)	Total Sugars (g)	Additional Notes
Cherry Slush	77	77	The benchmark for classic flavors.
Blue Raspberry Slush	71	71	A slightly lower-carb alternative.
Grape Slush	76	76	A popular fruity option.
Strawberry Real Fruit Slush	73	73	Includes some real fruit, but sugar content remains high.
Cherry Ice Cream Slush	80	78	Ice cream adds 3g of carbohydrates.
Blue Raspberry with Nerds® Candy	131	128	Candy dramatically increases carbs.
Cherry with Nerds® Candy	132	129	Another high-carb candy variation.

Making Health-Conscious Choices

For those who want to enjoy a Sonic slush while being mindful of their carb and sugar intake, several strategies can be employed. The most obvious is opting for a smaller size, as a small slush contains significantly fewer carbs. You can also customize your order to reduce the sugar. Many Sonic locations offer low-calorie or sugar-free flavor add-ins for diet drinks, and these can be used to flavor plain crushed ice to create a low-sugar slushy-style treat. Another option is asking for a plain ice slush and adding your own flavoring at home.

Beyond the Menu: DIY and Alternatives

If you are on a very strict diet, or simply want to have more control over the ingredients, making a slushy at home is a great alternative. You can blend ice with sugar-free drink mixes or even frozen fruit for a more natural and less sugary version. This allows you to tailor the sweetness and nutritional content to your exact needs.

The Bottom Line

Ultimately, a medium Sonic slush, regardless of the flavor, is a high-carbohydrate, high-sugar beverage with virtually no other nutritional value. While delicious as an occasional treat, it should be consumed in moderation, especially by individuals watching their carb intake. By understanding the nutrition facts, you can enjoy your favorite fast-food drink responsibly.

Conclusion

To answer the question of how many carbs are in a medium Sonic slush, the number varies by flavor, but typically falls within the 70 to 80 gram range for standard options. Add-ons like ice cream or candy can push the total well over 130 grams. By being aware of these nutritional facts, consumers can make smarter decisions about their beverage choices at Sonic and explore lower-carb alternatives if desired.

Visit Sonic's official website for their latest menu and nutritional information.

Frequently Asked Questions

The carb count significantly increases with size. For example, while a medium Grape Slush has around 76g of carbs, a Route 44 (large) Blue Coconut Slush contains approximately 163g of carbs.

Yes, Sonic offers sugar-free flavor add-ins that can be combined with plain ice to create a low-sugar slush. Many people opt for this by asking for a Diet Cherry Limeade Slush, which uses a diet soda base.

Real Fruit Slushes, like the medium Strawberry Real Fruit Slush with 73g of carbs, still contain a high amount of sugar, though they may have a small amount of fiber not found in classic slushes.

Yes, adding candy like Nerds® to a medium slush can nearly double the carbohydrate count. A medium Blue Raspberry with Nerds® candy slush contains about 131g of carbs compared to the standard 71g.

A standard Sonic slush is made from a flavored syrup and crushed ice. The syrup is essentially sugar, water, and artificial flavoring, along with preservatives and food dyes.

You can reduce carbs by ordering a smaller size, opting for a sugar-free flavor add-in, or requesting a diet version of a specific slush, such as the Diet Cherry Limeade Slush.

No, standard Sonic slushes are high in both calories and sugar. The high sugar content means they are not a low-sugar drink and should be consumed sparingly, particularly for those with dietary restrictions.