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

FeatureChallenger 1050TractorJohn Deere 8400RTractor
Tractor TypeRow-Crop TractorRow-Crop Tractor
Horsepower385.6 kW298.4 kW
Weight14850.0 kg14830.0 kg
Lift Capacity8450.0 kg5195.0 kg
Transmission TypeContinuously-variable transmissionFull power shift
Length614.0 cm622.0 cm
Pump Flow429.6 LPM321.8 LPM
Years Made2017-Present2016-2019
Engine ModelMANJohn Deere PowerTech PSS
Engine Type4-stroke, liquid-cooled, inline4-stroke, liquid-cooled, inline
Fuel TypeDieselDiesel
Cylinders66
Displacement12400 cc8980 cc
Bore12.60 cm11.81 cm
Stroke16.61 cm13.59 cm
Rear PTO TypeIndependentIndependent
Rear PTO Speed1000 /1000E RPM1000 , 1000/1000E – , 540/1000 –
Torque Power1450 RPM—
Torque Speed2400.0 N·m—
Rated RPM1700 RPM2100 RPM
BatteryTwo 12VTwo 12V, CCA 925A
StarterElectricElectric
Height356.0 cm328.0 cm
Wheelbase330.0 cm—
Ground Clearance59.0 cm63.0 cm
Fuel Tank Capacity798.6 l685.8 l
Transmission ModelAccu-VTJohn Deere e23
GearsInfinite forward and reverse23 forward and 11 reverse
Chassis4×4 MFWD 4WD4×4 MFWD 4WD
BrakesHydraulic wet discHydraulic wet disc
Drawbar CategoryIV/IVNIVN/III
Cabin TypeCab with air-conditioningCommandView III cab
Steering TypePowerHydrostatic power or Active Command steering
Front TiresAg: 650/65R38Ag: 380/80R38
Rear TiresAg: 750/75R46Ag: 480/80R50
Hydraulic TypeLoad-sensingClosed-center load sensing pressure flow compensated
ValvesUp to 6Rear valves: 4 to 6, Front valve: 0 to 2
Front PTO Type—Independent
Front PTO Speed—1.000 RPM or 1.000 RPM
Compression Ratio—16.0:1
Width—348.0 cm
Hydraulic Capacity—90.1 l
Final Drive—Inboard planetary
Differential Lock—Hydraulic rear standard
Front Hitch—Optional
SCV Flow—159.0 LPM
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