Butterfinger Minis Have About 50 Calories Each

One Butterfinger Mini is labeled 50 calories. Three Minis provide 140 calories per 30-gram serving. If you mean the larger Fun Size bar, the estimate is 85 calories each, based on 170 calories for two bars.

The Minis single-bar and three-piece figures appear in Broulim’s product-label listing. Butterfinger’s own Minis nutrition highlights confirm 140 calories per 30 grams. These are U.S. product listings checked October 25, 2026; use your package label if it differs.

Minis and Fun Size are different portions

“Mini size” can mean either small format in everyday conversation, but they are not interchangeable when tracking calories.

Format and portion	Serving weight	Calories
1 Mini	About 10 g	50, single-bar label figure
3 Minis	30 g	140, labeled serving
6 Minis	About 60 g	280, calculated
1 Fun Size bar	About 18.5 g	85, calculated
2 Fun Size bars	37 g	170, labeled serving

The three-piece Minis serving is listed on the Foods Co. nutrition panel. For Fun Size, MyFoodDiary lists two bars as 37 grams, matching the 170-calorie, 37-gram serving on Butterfinger’s official page.

The main difference is piece size: one Fun Size bar weighs nearly twice as much as one Mini.

Which number should you log?

For one Mini, use the package’s single-piece value—50 calories in the listing above. For three Minis, use the labeled serving total of 140 rather than multiplying 50 by three.

Label calories are rounded. U.S. labeling rules require the nearest 5-calorie increment up to and including 50 calories, and the nearest 10 above 50. Separately rounded portion values therefore need not multiply exactly.

Dividing 140 by three gives about 47 calories per Mini. That is a serving-based estimate, not a separately measured value for each piece. Keep your calculation tied to the label portion instead of mixing the two figures.

If you weigh loose Minis, the 30-gram label gives this estimate:

Calories ≈ unwrapped candy weight in grams × 140 ÷ 30

For example, 20 grams works out to about 93 calories.

For macro tracking, the cited 30-gram Minis serving contains 20 g carbohydrate, 6 g fat and 3 g protein, including 12 g total sugar, according to the Foods Co. panel. Those numbers describe three Minis—not one.