Deere 648L-II is 2 ft 6 in longer than Tigercat 620E — 26 ft 8 in vs. 24 ft 2 in, a 10% difference.
Deere 648L-II stands 0 ft 8 in taller than Tigercat 620E: 11 ft 0 in vs. 10 ft 4 in.
Tigercat 620E weighs 25% more than Deere 648L-II: 43,200 lb vs. 34,500 lb.
Deere 648L-II runs 190 hp; Tigercat 620E runs 221 hp.