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Comparison · Bulldozer

John Deere 850L vs Komatsu D65EX-18

The Komatsu D65EX-18 is about 11% heavier than the John Deere 850L (23,000 vs 20,750 kg), which usually means more stability and lifting capacity but higher transport weight.

The John Deere 850L has about 4% more engine power (168 kW (225 hp) vs 162 kW (217 hp)).

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

John Deere 850K LGP crawler dozer (predecessor of the 850L)
John Deere John Deere 850L
Komatsu crawler dozer working on a bypass road
Komatsu Komatsu D65EX-18
Operating weight 20,750 kg (45,700 lb)23,000 kg (50,700 lb)
Engine power 168 kW (225 hp)162 kW (217 hp)
Net power ≈168 kW (225 hp)≈162 kW (217 hp)
Blade PAT or SU, up to ≈5 m³ (6.5 yd³)—
Engine John Deere PowerTech 9.0 LKomatsu SAA6D114E-6
Drive Dual-path hydrostatic—
Blade capacity —≈5.6 m³ (7.3 yd³), Sigmadozer
Transmission —Automatic powershift with lock-up torque converter
Strengths
  • + Dual-path hydrostatic drive gives full power to both tracks while turning
  • + SmartGrade factory machine control option
  • + Excellent visibility to the blade
  • + Sigmadozer blade moves more material per pass
  • + Automatic transmission with lock-up for efficiency
  • + iMC 2.0 integrated machine control option
  • + Strong reputation for durability
Watch-outs
  • − Primarily sold in the Americas
  • − Hydrostatic systems require careful maintenance of fluids and filters
  • − Premium pricing
  • − iMC version adds significant cost
Full 850L reviewFull D65EX-18 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.