WellByNumbers.

Ketchup vs Salsa (tomato, canned)

Both count toward 30 plants a week.

KetchupSalsa (tomato, canned)
Protein · per 100 g1.1 g1.4 g
Carbs · per 100 g26.8 g6.7 g
Fat · per 100 g0.6 g0.2 g
Fiber · per 100 g0.3 g1.8 g
Energy · per 100 g117.0 kcal34.0 kcal
Protein · per 100 kcal0.9 g4.2 g
To hit 30 g protein2703 g · 3162 kcal2083 g · 708 kcal

The same three numbers, drawn

Protein / 100 g1.11.4Fiber / 100 g0.31.8Protein / 100 kcal0.94.2KetchupSalsa

What 30 g of protein looks like on a plate

2703 gKetchup3162 kcal rides along2083 gSalsa708 kcal rides alongsquare area drawn to scale · grams needed for 30 g protein

Where the calories come from

4%carbs 92%4%
protein 17%carbs 78%5%

The one-line verdict: Salsa (tomato, canned) delivers 4.5× the protein per calorie of Ketchup (4.2 g vs 0.9 g per 100 kcal).

More protein / 100 g: SalsaMore fiber / 100 g: SalsaLighter per 100 g: SalsaSmaller 30 g portion: Salsa

Swap in your own pair

Bold marks the better side of each row. "Per 100 kcal" answers the density question — which food delivers more protein for the energy it costs. Portion row is computed live from the same USDA base values shown on each food page.