Deere 768L-II is 9 ft 0 in longer than Deere 540G-III — 29 ft 9 in vs. 20 ft 9 in, a 43% difference.
Deere 768L-II stands 1 ft 1 in taller than Deere 540G-III: 11 ft 0 in vs. 9 ft 11 in.
Deere 768L-II weighs 129% more than Deere 540G-III: 52,245 lb vs. 22,780 lb.
Deere 540G-III runs 129 hp; Deere 768L-II runs 281 hp.