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Comparison · Excavator

Caterpillar 336 vs Komatsu PC138USLC-11

The Caterpillar 336 is about 155% heavier than the Komatsu PC138USLC-11 (37,000 vs 14,500 kg), which usually means more stability and lifting capacity but higher transport weight.

The Caterpillar 336 has about 222% more engine power (232 kW (311 hp) vs 72 kW (97 hp)).

Beyond the numbers, compare local dealer support, parts availability and resale value for Caterpillar and Komatsu in your region: over the life of a machine they often matter more than small specification differences.

Caterpillar 336
Caterpillar Caterpillar 336
Komatsu machine similar to the Komatsu PC138USLC-11 (related model may be pictured)
Komatsu Komatsu PC138USLC-11
Operating weight 37,000 kg (81,600 lb)14,500 kg (32,000 lb)
Engine power 232 kW (311 hp)72 kW (97 hp)
Net power ≈232 kW (311 hp)≈72 kW (97 hp)
Max. digging depth ≈7.5 m (24 ft 7 in)≈5.5 m (18 ft)
Engine Cat C9.3B—
Tail swing —Tight (ultra-short)
Strengths
  • + High production for truck loading
  • + Integrated Payload weighing
  • + Good fuel efficiency for its class
  • + Works in a single traffic lane
  • + Good lifting for a short-tail machine
  • + KOMTRAX standard
Watch-outs
  • − Requires a permit-class lowboy in many regions
  • − Less stable over the side than conventional machines
Full 336 reviewFull PC138USLC-11 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.