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Manufacturer-sourced values side by side. No performance equivalence or ranking is applied across different machine classes.

FeatureKomatsu D61EX-15 E0DozerJohn Deere 850B LTDozer
TypeCrawler DozerCrawler Dozer
Horsepower126.8 kW130.5 kW
Operating Weight16710.0 kg17833.0 kg
Engine ManufacturerKomatsuJohn Deere
Engine ModelSAA6D107E-16466 A
Gross Power126.8 kW130.5 kW
Net Power125.3 kW123.0 kW
AspirationTurbochargedTurbocharged
Number of Cylinders66
Displacement6685.9 cc7636.4 cc
Power Measured RPM1850 RPM1800 RPM
Number of Forward Gears3—
Number of Reverse Gears3—
Max Speed Forward8.7 km/h10.5 km/h
Max Speed Reverse10.9 km/h10.5 km/h
Ground Pressure0.5 bar0.5 bar
Fuel Capacity390.3 l310.4 l
Engine Oil Capacity29.1 l—
Cooling System Capacity32.2 l34.1 l
Final Drives Capacity28.8 l13.2 l
Cab Height317.0 cm320.0 cm
Width Over Track329.2 cm323.1 cm
Length of Track on Ground506.0 cm274.3 cm
Track Gauge192.0 cm—
Ground Clearance39.6 cm42.7 cm
Ground Contact Area79248.0 cm³84164.1 cm³
No of Shoes Per Side4040
No of Track Rollers Per Side72
Shoe Size60.2 cm61.0 cm
Weight (Operating)16710.0 kg17833.0 kg
Pump Flow—166.6 LPM
Max Torque—783.7 N-m
Torque Measured RPM—1200 RPM
Alternator Supplied Amp.—40 A
Alternator—40 A
Battery—24 V
Transmission Type—Automatic, dual-path, hydrostatic drive
Hydraulic Capacity—132.5 l
Pump type—Vane
Hydraulic Pump Flow—166.6 LPM
Relief Valve Pressure—155.1 bar
Sourceheavyequipments.net archive (imported 2026-10)heavyequipments.net archive (imported 2026-10)
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Side-by-side specification comparisons generated from the manufacturer-sourced model files. · 7,051