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

FeatureJohn Deere 4420TractorInternational Harvester 706Tractor
Tractor TypeRow-Crop TractorFarm Tractor
Horsepower76.1 kW—
Weight3760.0 kg3790.0 kg
Length426.0 cm396.0 cm
Years Made1970-19751963-1967
Engine ModelJohn DeereInternational Harvester C291
Engine Type4-stroke, liquid-cooled, inline4-stroke, liquid-cooled, inline
Fuel TypeGasolineGasoline/LP-gas
Cylinders66
Displacement5391 cc4768 cc
Bore10.21 cm9.50 cm
Stroke11.00 cm11.20 cm
Rear PTO TypeIndependentIndependent
Rear PTO Speed540 /1000 RPM540 /1000 RPM
Torque Power1400 RPM—
Torque Speed351.2 N·m—
Rated RPM2500 RPM—
Compression Ratio16.7:1—
BatteryTwo 6VGas: 12V; Diesel: two 6V
StarterElectricElectric
Height209.0 cm204.0 cm
Wheelbase255.0 cm220.0 cm
Fuel Tank Capacity129.1 l124.9 l
Oil Capacity13.0 l8.5 l
Coolant Capacity19.5 l19.9 l
Transmission ModelSyncro-RangeTorque Amplifier
Final DrivePlanetary—
Gears8 forward and 2 reverse16 forward and 8 reverse
Chassis4×2 2WD4×2 2WD or 4×4 FWA 4WD
Max. Travel Speed10.6 km/h14.1 km/h
BrakesHydraulic wet discHydraulic disc
Drawbar CategoryIIII/I
Cabin TypeOpen operator stationOpen operator station or Cab
Steering TypePowerHydrostatic power
Front TiresAg: 10.00×16Ag: 7.50-18 , 11.2-24
Rear TiresAg: 23.1×30Ag: 18.4-30
Hydraulic TypeClosed centerOpen center
Pump Flow—64.4 LPM
Ground Clearance—33.0 cm
Transmission Oil Capacity—64.4 l
Hydraulic Capacity—64.4 l
Hitch Type—Torsion bar
Total Flow—90.8 LPM
Steering Flow—34.1 LPM
Valves—1 or 2
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