Compare Vegetables
How to choose between vegetables, plus 6 side-by-side comparisons.
Vegetables comparisons (6)
How to choose
Nutrient density: leafy greens and crucifers lead
Spinach, kale, broccoli, brussels sprouts top the per-calorie vitamin charts. Iceberg and most lettuces are mostly water. Starchy vegetables (potato, corn) deliver more calories but a thinner micronutrient hit per calorie.
Cooked vs. raw: depends on the vegetable
Cooking tomatoes triples lycopene bioavailability. Cooking carrots boosts beta-carotene absorption. Boiling broccoli leaches sulforaphane; steaming preserves it. Eat both raw and cooked. Different prep unlocks different compounds.
Prep tax: match it to your willingness to cook
Pre-washed greens, baby carrots, cherry tomatoes: zero prep. Squash, cauliflower, brussels sprouts: 5-10 minutes of trimming before they touch the pan. If 5 minutes of prep is the difference between cooking it and not, buy pre-cut.
Cost per serving: frozen and root vegetables win
Frozen broccoli, cabbage, carrots, and onions are 3-5x cheaper per serving than out-of-season specialty produce. Buy seasonal and frozen as the default; treat fresh delicate produce as the upgrade.
About comparing vegetables
Vegetable comparisons rarely turn on calories. Most land within 20-50 calories per cup of each other. The real question is which one you'll actually cook on a Wednesday night.
Variety crushes optimization here. Different colors signal different polyphenol families, so three rotating vegetables beat spinach every day. The 'best vegetable' is the one in your fridge.
Common mistakes
Calling potatoes 'unhealthy'
Boiled potatoes top the satiety index. More filling per calorie than steak, fish, or eggs. The problem is the form: fries, chips, and butter-loaded mash are not the same food as a baked potato with salt.
Choosing fresh over frozen for nutrition reasons
Frozen vegetables are flash-frozen within hours of harvest. 'Fresh' grocery vegetables are often 5-10 days into transit with measurable vitamin loss. On a typical Tuesday, frozen often wins on actual nutrient delivery.
Eating salad without fat
Vitamins A, K, E and the carotenoids in leafy greens need fat to absorb. A dry salad literally wastes a chunk of what you ate it for. Olive oil, avocado, cheese, or nuts. Pick one.
Frequently Asked Questions
Last updated: Apr 24, 2026