How Much Does a Tail of Lobster Weigh?
A tail of lobster weighs about 100 grams (3.5 oz).
That is the USDA average for one tail of lobster, which has 97 calories and 21 g of protein. Sizes vary, so weigh yours if you track closely.
Lobster Calorie Calculator
97cal
in 1 tail of lobster (100 g)Protein21 g91% of calories
Fat1 g9% of calories
Carbs0 g0% of calories
5% of a 2,000 calorie day
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Total
Lobster weight by size and measure
| Measure | Grams | Ounces | Calories |
|---|---|---|---|
| 1 lobster | 200 g | 7.1 oz | 194 |
| 1 claw of lobster | 50 g | 1.8 oz | 49 |
| 1 tail of lobster | 100 g | 3.5 oz | 97 |
| 1 cup of lobster | 135 g | 4.8 oz | 131 |
Lobster calories by serving size
Common amounts of lobster with calories and macros. Tap a row for its full nutrition page.
| Serving | Weight | Calories | Protein | Fat | Carbs |
|---|---|---|---|---|---|
| 50g | 50 g | 49 | 10 g | 0.5 g | 0 g |
| 1 claw | 50 g | 49 | 10 g | 0.5 g | 0 g |
| 1/2 cup | 68 g | 65 | 14 g | 0.6 g | 0 g |
| 100g | 100 g | 97 | 21 g | 1 g | 0 g |
| 2 claws | 100 g | 97 | 21 g | 1 g | 0 g |
| 1 tail | 100 g | 97 | 21 g | 1 g | 0 g |
| 4 oz | 113 g | 110 | 24 g | 1.1 g | 0 g |
| 1 cup | 135 g | 131 | 28 g | 1.3 g | 0 g |
| 200g | 200 g | 194 | 42 g | 1.9 g | 0 g |
| 1 lobster | 200 g | 194 | 42 g | 1.9 g | 0 g |
| 2 tails | 200 g | 194 | 42 g | 1.9 g | 0 g |
| 2 lobster | 400 g | 388 | 84 g | 3.8 g | 0 g |
Lobster vs similar foods
Calories per 100 g compared with other fish and seafood.
Lobster: common questions
How much does a tail of lobster weigh?
About 100 g, or 3.5 oz.
How many calories are in a tail of lobster?
A tail of lobster has 97 calories.
More about lobster
Amount for a target
Weights and conversions
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Source: USDA FoodData Central, FNDDS 2021-2023. FDC ID 2706349. Original description: Lobster. Portion weights are USDA household measures.