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

FeatureJohn Deere 80TractorJohn Deere 6125MTractor
Tractor TypeFarm TractorUtility Tractor
Weight5210.0 kg5225.0 kg
Transmission TypeUnsynchronized gear with dry disc clutchPartial power shift with wet disc clutch
Length362.0 cm—
Years Made1955-19562013-2015
Engine ModelJohn DeereJohn Deere PowerTech PVX
Engine Type4-stroke, liquid-cooled, inline4-stroke, liquid-cooled, inline
Fuel TypeDieselDiesel
Cylinders24
Horsepower (Drawbar)46.3 HP (34.5 kW) at 1125 rpm—
Displacement7713 cc4523 cc
Bore15.60 cm10.59 cm
Stroke20.29 cm12.70 cm
Rear PTO Speed540 RPM540 /1000 RPM
Compression Ratio16.0:116.1:1
Battery6 V12 V
StarterGasoline pony engineElectric
Height205.0 cm—
Wheelbase217.0 cm258.0 cm
Fuel Tank Capacity123.0 l219.5 l
Coolant Capacity33.1 l22.1 l
Transmission ModelJohn DeereAutoQuad Plus
Gears6 forward and 1 reverse24 forward and 24 everse
Chassis4×2 2WD4×2 2WD or 4×4 MFWD 4WD
Max. Travel Speed4.3 km/h—
BrakesMechanical expanding shoeHydraulic wet disc
Cabin TypeOpen operator station or steel cabTwo-post foldable ROPS or Cab
Steering TypeManual or power assistHydrostatic power
Front TiresAg: 7.50-18Ag: 10.00-16 , 380/85R24
Rear TiresAg: 15-34Ag: 460/85R34
Horsepower—93.3 kW
Lift Capacity—2833.0 kg
Pump Flow—113.6 LPM
Rear PTO Type—Independent
Torque Power—1600 RPM
Torque Speed—562.7 N·m
Rated RPM—2100 RPM
Ground Clearance—51.0 cm
Oil Capacity—16.0 l
Transmission Oil Capacity—52.1 l
Hydraulic Capacity—51.9 l
Differential Lock—Electro-hydraulic rear, limit-slip front
Drawbar—II
Drawbar Category—II/IIIN
Hitch Type—Electrohydraulic load sensing
Hydraulic Type—Open center pressure compensated
SCV Flow—79.9 LPM
Working Pressure—199.9 bar
Valves—Mid: 2 or 3 Rear: 1 to 3
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