Sony Alpha A9 is 21% (33.1 mm) narrower and 40% (62.9 mm) shorter than Nikon D5. Sony Alpha A9 is 32% (29 mm) thinner than Nikon D5. Sony Alpha A9 [673 g] weights 52% (732 grams) less than Nikon D5 [1405 g] (*inc. batteries and memory card).
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