In short

One serving each: 19 calories in cucumber (1 cup, 120 g), 33 calories in zucchini (1 medium, 196 g). Both get most of their calories from carbohydrate.

More in cucumber: vitamin K (3.4×). More in zucchini: vitamin C (10×), vitamin B6 (6.7×), riboflavin (4.7×), folate (5.6×) and 6 more. Everything else is within 4% of a day's needs.

Calories, and where they come from

Cucumber, raw19 cal

1 cup (120 g) · 0.74 g protein · 3.5 g carbs (2 g sugars) · 0.22 g fat

Zucchini, with skin, raw33 cal

1 medium (196 g) · 2.4 g protein · 6.1 g carbs (4.9 g sugars) · 0.63 g fat

Share of the calories fromproteincarbsfat

Where they differ

Each dot is the share of a day's needs (FDA Daily Value) in one serving of each. Every row uses the same scale, so a short gap is a small difference. Color says which food, never which is better.

0%25%50%
  • Vitamin C4% vs 39%

    3.4 mg vs 35.1 mg

  • Vitamin K24% vs 7%

    28.8 µg vs 8.4 µg

  • Vitamin B63% vs 19%

    0.048 mg vs 0.32 mg

  • Riboflavin (B2)3% vs 14%

    0.04 mg vs 0.18 mg

  • Folate2% vs 12%

    8.4 µg vs 47 µg

  • Potassium4% vs 11%

    204 mg vs 512 mg

  • Magnesium3% vs 8%

    12 mg vs 35.3 mg

  • Fiber2% vs 7%

    0.6 g vs 2 g

  • Niacin (B3)1% vs 6%

    0.12 mg vs 0.88 mg

  • Thiamin (B1)3% vs 7%

    0.032 mg vs 0.088 mg

  • Iron0% vs 4%

    0 mg vs 0.73 mg

Show as: bars · dots

Where they are alike

Less than 4% of a day apart, in one serving of each.

  • Protein0.74 g · 2.4 g1%·5%
  • Total fat0.22 g · 0.63 g<1%·1%
  • Saturated fatlimit0.044 g · 0.16 g<1%·1%
  • Cholesterollimit0 mg · 0 mg0%·0%
  • Carbohydrates3.5 g · 6.1 g1%·2%
  • Sodiumlimit2.4 mg · 15.7 mg<1%·1%
  • Calcium19.2 mg · 31.4 mg1%·2%
  • Phosphorus27.6 mg · 74.5 mg2%·6%
  • Zinc0.24 mg · 0.63 mg2%·6%
  • Copper0.076 mg · 0.1 mg8%·12%
  • Selenium0.36 µg · 0.39 µg1%·1%
  • Vitamin A6 µg · 19.6 µg1%·2%
  • Vitamin D0 µg · 0 µg0%·0%
  • Vitamin E0.036 mg · 0.24 mg<1%·2%
  • Vitamin B120 µg · 0 µg0%·0%
  • Choline7.2 mg · 18.6 mg1%·3%

Reported for only one of the two, so not compared: manganese, pantothenic acid (B5).

From USDA FoodData Central: Cucumber, raw (Survey (FNDDS) 2709784), Zucchini, with skin, raw (SR Legacy 169291). Daily Values are the FDA's for adults and children 4 years and older. Missing values are never shown as zero. For exploring the data, not dietary advice.

vs
Cucumber vs zucchini: 16 vs 17 calories per 100 g