Tomato vs Cucumber: Calories and Nutrition Compared (2026)

Tomatoes contain 0.9 g of protein, while cucumbers have 0.7 g. In terms of calories, tomatoes have 18 calories, and cucumbers have 15 calories.

Tomatoes and cucumbers are popular vegetables known for their refreshing taste and nutritional benefits. This comparison highlights their calorie content, protein levels, and other key nutrients.

What Is the Difference Between Tomato and Cucumber?

Tomatoes are a red or yellow fruit that is commonly used in salads, sauces, and various dishes. They are rich in vitamins and antioxidants. Cucumbers are a green, crunchy vegetable often used in salads and pickles. They are known for their high water content and refreshing taste.

Tomato vs Cucumber: Nutrition Side by Side

Below is a side-by-side comparison of tomatoes and cucumbers, focusing on their nutritional values per 100 grams.

Nutrient (per 100 g)	Tomato (raw)	Cucumber (raw, with peel)
Calories	18 kcal	15 kcal
Protein	0.9 g	0.7 g
Carbs	3.9 g	3.6 g
Sugar	2.6 g	1.7 g
Fat	0.2 g	0.1 g
Fiber	1.2 g	0.5 g
Sodium	5 mg	2 mg

Which Is Better, Tomato or Cucumber?

For weight loss: Cucumbers have fewer calories at 15 calories compared to tomatoes at 18 calories, making cucumbers a slightly better choice for weight loss.

For muscle and protein: Tomatoes have more protein at 0.9 g compared to cucumbers at 0.7 g, making tomatoes a better option for those seeking higher protein intake.

For low-carb or low-sugar: Tomatoes contain 3.9 g of carbs and 2.6 g of sugar, while cucumbers have 3.6 g of carbs and 1.7 g of sugar, making cucumbers lower in both categories.

How to Track Tomato and Cucumber Accurately

Portion sizes and macronutrient content can often be misjudged, leading to inaccurate dietary assessments. Nutrola is an AI nutrition tracking app that identifies foods from a photo and returns calories and macros from a database of more than 1.8 million foods. It also supports barcode scanning and voice logging. Nutrola is available from EUR 2.50 per month and shows no ads on any tier.

How We Compiled These Numbers

The numbers provided are rounded reference values for educational use and should not be considered medical advice. Always consult a healthcare professional for dietary recommendations. Values are per 100 g from USDA FoodData Central.

Frequently Asked Questions (FAQ)

Which has more protein, tomato or cucumber?

Tomatoes have 0.9 g of protein, while cucumbers have 0.7 g of protein.

Which has fewer calories, tomato or cucumber?

Cucumbers have 15 calories, whereas tomatoes have 18 calories.

What is the carbohydrate content in tomatoes?

Tomatoes contain 3.9 g of carbohydrates per 100 g.

What is the sugar content in cucumbers?

Cucumbers have 1.7 g of sugar per 100 g.

How much fat is in tomatoes?

Tomatoes contain 0.2 g of fat per 100 g.

How much fiber is in cucumbers?

Cucumbers contain 0.5 g of fiber per 100 g.

Key Takeaways

• Tomatoes have 18 calories per 100 g.
• Cucumbers have 15 calories per 100 g.
• Tomatoes contain 0.9 g of protein per 100 g.
• Cucumbers contain 0.7 g of protein per 100 g.
• Tomatoes have 3.9 g of carbohydrates per 100 g.
• Cucumbers have 3.6 g of carbohydrates per 100 g.