Deere 640H is 3 ft 10 in longer than Deere 540G-III — 24 ft 7 in vs. 20 ft 9 in, a 18% difference.
Deere 640H stands 0 ft 4 in taller than Deere 540G-III: 10 ft 3 in vs. 9 ft 11 in.
Deere 640H weighs 34% more than Deere 540G-III: 30,625 lb vs. 22,780 lb.
Deere 540G-III runs 129 hp; Deere 640H runs 185 hp.
