Tigercat 635D is 5 ft 8 in longer than Tigercat 630E — 30 ft 8 in vs. 25 ft 0 in, a 23% difference.
Tigercat 630E and Tigercat 635D stand about the same height, both around 10 ft 4 in.
Tigercat 635D weighs 4% more than Tigercat 630E: 47,250 lb vs. 45,500 lb.
Tigercat 630E runs 262 hp; Tigercat 635D runs 260 hp.
