Caterpillar PM310 vs Caterpillar PM622

	Caterpillar Caterpillar PM310	Caterpillar Caterpillar PM622
Operating weight	—	—
Engine power	—	—
Milling width	≈1.0 m (3 ft 3 in)	≈2.2 m (7 ft 3 in)
Max. milling depth	≈33 cm (13 in)	≈33 cm (13 in)
Engine	—	Cat C18
Strengths	+ Compact + Cat Grade and Slope	+ Integrated Cat Grade and Slope + Easy-to-use controls + Dealer support
Watch-outs	− Lower output than large planers	− Large transport dimensions
	Full PM310 review	Full PM622 review

Specifications are typical figures for standard configurations and may be measured differently by each manufacturer (for example net vs gross power). Always confirm with the manufacturer or dealer. Build another comparison.