International Harvester 1566 vs John Deere 6M 185

Side-by-side specs comparison

International Harvester 1566

International Harvester 1566

183 HP · 1974–1976

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John Deere 6M 185

John Deere 6M 185

182 HP · 2024+

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Verdict by the numbers

  • The International Harvester 1566 is more powerful than the John Deere 6M 185: 183 HP versus 182 HP (+1 HP, +1%).
  • The John Deere 6M 185 is the more recent model: production started in 2024, versus 1974 for the International Harvester 1566.

Full specs comparison

International Harvester 1566John Deere 6M 185
Power183 HP182 HP
Production years1974–19762024+
FuelDieselDiesel
Cylinders66
Displacement7.1 L6.8 L
Weight—8 000 kg
Drive2WD4WD
TransmissionPower shiftCVT
Gears (fwd/rev)12 / 6—
Rear lift capacity—3 496 kg
Wheelbase266 cm276 cm
Length426 cm473 cm
CabYesYes

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