Calorie data · Vegetables← All foods

How many calories in
roma tomato?

Roma Tomato comes in at 18 calories per 100g. Among the lightest vegetables you can buy — tracker bumps are negligible.

18
kcal · 100g
0.9g
Protein
3.9g
Carbs
0.2g
Fat
Servings

Common serving sizes.

Calories scale with portion. Here's how a typical roma tomato serving translates in your tracker:

Serving
Calories
Protein
3 oz (85g)
15 kcal
0.8g
4 oz (113g)
20 kcal
1.0g
1 cup (~150g)
27 kcal
1.4g
In your day

What 18 calories means.

Very low calorie — at 18 kcal per 100g, roma tomato adds volume to a meal without meaningfully denting a calorie deficit.

Share of a 2,000-kcal day
1%
per 100g · 5g protein per 100 kcal
Time to burn it off
🚶 Walking3 min
🏃 Running2 min
🚴 Cycling2 min
Estimated for a 70 kg / 154 lb adult
Comparison

Roma Tomato vs. similar foods.

How roma tomato stacks up on calories and protein against foods people commonly compare it to:

Food
Calories
Protein / 100 kcal
Roma Tomato
18 kcal / 100g
5g
18 kcal / 100g
5g
18 kcal / 100g
8.3g
18 kcal / 100g
3.3g
Track this food

Skip the lookup. Snap the plate.

Point your iPhone camera at roma tomato and Spotwell's AI estimates the portion and macros in a few seconds. Check it, adjust anything that looks off, and log it.

Download on theApp Store
FAQ

Quick answers.

How many calories in roma tomato?

Roma Tomato has approximately 18 calories per 100g. A typical serving — 3 oz (85g) — comes in at 15 calories.

How much protein is in roma tomato?

0.9g of protein per 100g. That puts roma tomato at roughly 5.0g of protein per 100 calories — a useful lens when comparing to other vegetables sources.

How do I log roma tomato accurately?

The simplest method: weigh it on a kitchen scale, then enter grams in your tracker. With Spotwell, you can skip the scale — point the camera at the plate and the AI estimates the portion in a few seconds. Adjust the value if it looks off.

Is roma tomato good for weight loss?

It depends on your overall calorie target. Roma Tomato is naturally low-calorie at 18 kcal per 100g, so it's easy to fit into a deficit.