John Deere 4040S vs Kubota M6121

Side-by-side specs comparison

John Deere 4040S

John Deere 4040S

115 HP · 1981–1984

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Kubota M6121

Kubota M6121

115 HP · 2018–2020

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Verdict by the numbers

  • The John Deere 4040S and the Kubota M6121 deliver the same power: 115 HP.
  • The Kubota M6121 is the more recent model: production started in 2018, versus 1981 for the John Deere 4040S.
  • The Kubota M6121 is heavier: 6900 kg versus 5021 kg for the John Deere 4040S.
  • The Kubota M6121 offers a higher rear lift capacity: 7500 kg versus 4803 kg.

Full specs comparison

John Deere 4040SKubota M6121
Power115 HP115 HP
Production years1981–19842018–2020
FuelDieselDiesel
Cylinders64
Displacement5.9 L6.1 L
Weight5 021 kg6 900 kg
Drive4WD4WD
TransmissionSynchronizedPower shift
Gears (fwd/rev)16 / 630 / 15
Rear lift capacity4 803 kg7 500 kg
Wheelbase272 cm
Length458 cm477 cm
CabYesYes

Frequently asked questions

Which is more powerful, the John Deere 4040S or the Kubota M6121?

The John Deere 4040S and the Kubota M6121 deliver the same power: 115 HP.

Which is more recent, the John Deere 4040S or the Kubota M6121?

The Kubota M6121 is the more recent model: production started in 2018, versus 1981 for the John Deere 4040S.

Which is heavier, the John Deere 4040S or the Kubota M6121?

The Kubota M6121 is heavier: 6900 kg versus 5021 kg for the John Deere 4040S.

Which has the higher lift capacity, the John Deere 4040S or the Kubota M6121?

The Kubota M6121 offers a higher rear lift capacity: 7500 kg versus 4803 kg.

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