Kubota F3990 vs Sears lawn tractors GT/18 Hydro

Side-by-side specs comparison

Kubota F3990

Kubota F3990

39 HP · 2014–2024

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Sears lawn tractors GT/18 Hydro

Sears lawn tractors GT/18 Hydro

18 HP · 1978

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Verdict by the numbers

  • The Kubota F3990 is more powerful than the Sears lawn tractors GT/18 Hydro: 39 HP versus 18 HP (+21 HP, +117%).
  • The Kubota F3990 is the more recent model: production started in 2014, versus 1978 for the Sears lawn tractors GT/18 Hydro.
  • The Kubota F3990 is heavier: 778 kg versus 312 kg for the Sears lawn tractors GT/18 Hydro.
  • The Kubota F3990 has the wider mower deck: 60" versus 42".

Full specs comparison

Kubota F3990Sears lawn tractors GT/18 Hydro
Power39 HP18 HP
Production years2014–20241978
FuelDieselElectric
Cylinders4
Weight778 kg312 kg
Drive4WD2WD
TransmissionHydrostaticHydrostatic
Wheelbase130 cm
Length251 cm173 cm
Mower deck60"42"

Frequently asked questions

Which is more powerful, the Kubota F3990 or the Sears lawn tractors GT/18 Hydro?

The Kubota F3990 is more powerful than the Sears lawn tractors GT/18 Hydro: 39 HP versus 18 HP (+21 HP, +117%).

Which is more recent, the Kubota F3990 or the Sears lawn tractors GT/18 Hydro?

The Kubota F3990 is the more recent model: production started in 2014, versus 1978 for the Sears lawn tractors GT/18 Hydro.

Which is heavier, the Kubota F3990 or the Sears lawn tractors GT/18 Hydro?

The Kubota F3990 is heavier: 778 kg versus 312 kg for the Sears lawn tractors GT/18 Hydro.

Which has the wider mower deck, the Kubota F3990 or the Sears lawn tractors GT/18 Hydro?

The Kubota F3990 has the wider mower deck: 60" versus 42".

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