Lets compare vitamin content per 100 grams of Watermelon vs Feijoa:
Raw Watermelon has more Vitamin A and 5.5 times more Vitamin B1 than Raw Feijoa.
While Raw Feijoa contains 1.7 times more Vitamin B3, 1.5 times more Vitamin B6, 7.7 times more Vitamin B9, 4.1 times more Vitamin C, 3.2 times more Vitamin E and 35 times more Vitamin K than Raw Watermelon.
Both Raw Watermelon and Raw Feijoa have similar amounts of Vitamin B2 and Vitamin B5 per 100 g.
Both Raw Watermelon as well as Raw Feijoa have insufficient amounts of Vitamin B12 in 100 g.
Comparing minerals per 100 grams for Watermelon vs Feijoa:
Raw Watermelon has 1.7 times more Iron than Raw Feijoa.
While Raw Feijoa contains 2.4 times more Calcium, 2.2 times more Manganese, 1.7 times more Phosphorus and 1.5 times more Potassium than Raw Watermelon.
Both Raw Watermelon and Raw Feijoa have similar amounts of Copper, Magnesium and Water per 100 g.
Both Raw Watermelon as well as Raw Feijoa have insufficient amounts of Zinc in 100 g.
Comparison of macro-nutrients per 100 grams:
Raw Feijoa contains 2 times more Energy, more Omega 3, 2 times more Carbohydrate, 1.3 times more Sugars and 16 times more Fiber than Raw Watermelon.
Both Raw Watermelon and Raw Feijoa have similar amounts of Fructose and Protein per 100 g.
Both Raw Watermelon as well as Raw Feijoa have insufficient amounts of Fat, Omega 6, Cholesterol, Glucose and Sucrose in 100 g.