WellByNumbers.

Marinara sauce (jarred) vs Salsa (tomato, canned)

Both count toward 30 plants a week.

Marinara sauce (jarred)Salsa (tomato, canned)
Protein · per 100 g1.4 g1.4 g
Carbs · per 100 g8.1 g6.7 g
Fat · per 100 g1.5 g0.2 g
Fiber · per 100 g1.8 g1.8 g
Energy · per 100 g51.0 kcal34.0 kcal
Protein · per 100 kcal2.8 g4.2 g
To hit 30 g protein2128 g · 1085 kcal2083 g · 708 kcal

The same three numbers, drawn

Protein / 100 g1.41.4Fiber / 100 g1.81.8Protein / 100 kcal2.84.2Marinara sauceSalsa

What 30 g of protein looks like on a plate

2128 gMarinara sauce1085 kcal rides along2083 gSalsa708 kcal rides alongsquare area drawn to scale · grams needed for 30 g protein

Where the calories come from

protein 11%carbs 63%fat 26%
protein 17%carbs 78%5%

The one-line verdict: Salsa (tomato, canned) delivers 1.5× the protein per calorie of Marinara sauce (jarred) (4.2 g vs 2.8 g per 100 kcal).

More protein / 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.