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WorksiteMachines

Comparison · Bulldozer

CASE 850M vs Komatsu D155AX-8

The Komatsu D155AX-8 is about 300% heavier than the CASE 850M (40,000 vs 10,000 kg), which usually means more stability and lifting capacity but higher transport weight.

The Komatsu D155AX-8 has about 252% more engine power (264 kW (354 hp) vs 75 kW (101 hp)).

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

CASE 850M bulldozer
Case CASE 850M
Komatsu D155AX-8 bulldozer
Komatsu Komatsu D155AX-8
Operating weight 10,000 kg (22,000 lb)40,000 kg (88,200 lb)
Engine power 75 kW (101 hp)264 kW (354 hp)
Net power ≈75 kW (101 hp)≈264 kW (354 hp)
Strengths
  • + Competitive price
  • + Good blade visibility
  • + Sigmadozer productivity
  • + Automatic transmission
Watch-outs
  • − Smaller dealer network for dozers
  • − Heavy transport
Full 850M reviewFull D155AX-8 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.