In short

For the same 100 calories you eat 625 g of cucumber or 588 g of zucchini. Both get most of their calories from carbohydrate.

More in cucumber: vitamin K (5.9×) and copper. More in zucchini: vitamin C (6×), vitamin B6 (3.8×), riboflavin (2.7×), folate (3.2×) and 9 more. Everything else is within 4% of a day's needs.

Calories, and where they come from

Cucumber, raw100 cal

625 g · 3.9 g protein · 18.4 g carbs (10.4 g sugars) · 1.1 g fat

Zucchini, with skin, raw100 cal

588 g · 7.1 g protein · 18.3 g carbs (14.7 g sugars) · 1.9 g fat

Share of the calories fromproteincarbsfat

Where they differ

Each dot is the share of a day's needs (FDA Daily Value) in 100 calories 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%62.5%125%
  • Vitamin K125% vs 21%

    150 µg vs 25.3 µg

  • Vitamin C19% vs 117%

    17.5 mg vs 105 mg

  • Vitamin B615% vs 56%

    0.25 mg vs 0.96 mg

  • Riboflavin (B2)16% vs 43%

    0.21 mg vs 0.55 mg

  • Folate11% vs 35%

    43.8 µg vs 141 µg

  • Niacin (B3)4% vs 17%

    0.61 mg vs 2.7 mg

  • Iron0% vs 12%

    0 mg vs 2.2 mg

  • Magnesium15% vs 25%

    62.5 mg vs 106 mg

  • Potassium23% vs 33%

    1,063 mg vs 1,535 mg

  • Fiber11% vs 21%

    3.1 g vs 5.9 g

  • Copper44% vs 35%

    0.39 mg vs 0.31 mg

  • Thiamin (B1)14% vs 22%

    0.17 mg vs 0.26 mg

  • Protein8% vs 14%

    3.9 g vs 7.1 g

  • Phosphorus12% vs 18%

    144 mg vs 224 mg

  • Zinc11% vs 17%

    1.3 mg vs 1.9 mg

Show as: bars · dots

Where they are alike

Less than 4% of a day apart, in 100 calories of each.

  • Total fat1.1 g · 1.9 g1%·2%
  • Saturated fatlimit0.23 g · 0.49 g1%·2%
  • Cholesterollimit0 mg · 0 mg0%·0%
  • Carbohydrates18.4 g · 18.3 g7%·7%
  • Sodiumlimit12.5 mg · 47.1 mg1%·2%
  • Calcium100 mg · 94.1 mg8%·7%
  • Selenium1.9 µg · 1.2 µg3%·2%
  • Vitamin A31.3 µg · 58.8 µg3%·7%
  • Vitamin D0 µg · 0 µg0%·0%
  • Vitamin E0.19 mg · 0.71 mg1%·5%
  • Vitamin B120 µg · 0 µg0%·0%
  • Choline37.5 mg · 55.9 mg7%·10%

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