Lets compare vitamin content per 100 grams of Rhubarb vs Oranges:
Raw Rhubarb has 1.5 times more Vitamin E and more Vitamin K than Raw Oranges.
While Raw Oranges contain 2.2 times more Vitamin A, 4.4 times more Vitamin B1, 1.3 times more Vitamin B2, 2.9 times more Vitamin B5, 2.5 times more Vitamin B6, 4.3 times more Vitamin B9 and 6.7 times more Vitamin C than Raw Rhubarb.
Both Raw Rhubarb and Raw Oranges have similar amounts of Vitamin B3 per 100 g.
Both Raw Rhubarb as well as Raw Oranges have insufficient amounts of Vitamin B12 and Vitamin D in 100 g.
Comparing minerals per 100 grams for Rhubarb vs Oranges:
Raw Rhubarb has 2.2 times more Calcium, 2.2 times more Iron, 7.8 times more Manganese, 1.6 times more Potassium and 2.2 times more Selenium than Raw Oranges.
While Raw Oranges contain 2.1 times more Copper than Raw Rhubarb.
Both Raw Rhubarb and Raw Oranges have similar amounts of Magnesium, Phosphorus and Water per 100 g.
Both Raw Rhubarb as well as Raw Oranges have insufficient amounts of Zinc in 100 g.
Comparison of macro-nutrients per 100 grams:
Raw Oranges contain 2.2 times more Energy, 2.6 times more Carbohydrate, 8.5 times more Sugars and 1.3 times more Fiber than Raw Rhubarb.
Both Raw Rhubarb and Raw Oranges have similar amounts of Protein per 100 g.
Both Raw Rhubarb as well as Raw Oranges have insufficient amounts of Fat, Omega 3, Omega 6, Cholesterol, Glucose and Sucrose in 100 g.