For easier comparison, convert all amounts to grams:
30 oz * 28.3 grams = 849 grams
1.6 lb * (16 oz/1lb) * (28.3 grams) = 724.48 grams
800 grams
Comparing the three quantities, the highest is 30 oz (849 grams); next is 800 grams, then 1.6 lb (724.48 grams)
