Lets compare vitamin content per 7 ounces of Welsh Onions vs Tomatoes:
Raw Welsh Onions have 1.4 times more Vitamin B1, 4.7 times more Vitamin B2, 1.9 times more Vitamin B5, 2 times more Vitamin C and 24.5 times more Vitamin K than Raw Ripe Red Tomatoes.
While Raw Ripe Red Tomatoes contain 1.5 times more Vitamin B3 than Raw Welsh Onions.
Both Raw Welsh Onions and Raw Ripe Red Tomatoes have similar amounts of Vitamin B6, Vitamin B9 and Vitamin E per 7 oz.
Both Raw Welsh Onions as well as Raw Ripe Red Tomatoes have insufficient amounts of Vitamin B12 and Vitamin D in 7 oz.
Comparing minerals per 7 ounces for Welsh Onions vs Tomatoes:
Raw Welsh Onions have 1.8 times more Calcium, 4.5 times more Iron, 2.1 times more Magnesium, 1.2 times more Manganese, 2 times more Phosphorus, more Selenium, 3.4 times more Sodium and 3.1 times more Zinc than Raw Ripe Red Tomatoes.
Both Raw Welsh Onions and Raw Ripe Red Tomatoes have similar amounts of Copper, Potassium and Water per 7 oz.
Comparison of macro-nutrients per 7 ounces:
Raw Welsh Onions have 1.9 times more Energy, 1.7 times more Carbohydrate, 2 times more Fiber and 2.2 times more Protein than Raw Ripe Red Tomatoes.
Both Raw Welsh Onions and Raw Ripe Red Tomatoes have similar amounts of Sugars per 7 oz.
Both Raw Welsh Onions as well as Raw Ripe Red Tomatoes have insufficient amounts of Fat, Omega 3, Omega 6, Cholesterol, Glucose and Sucrose in 7 oz.