Compare/John Deere 6400L vs John Deere Q-85

John Deere 6400L vs John Deere Q-85

Verdict: John Deere 6400L vs John Deere Q-85

The John Deere 6400L and the John Deere Q-85 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 85 hp. John Deere Q-85 is the lighter machine (2,219 kg vs 7,607 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere Q-85 is the newer design (2002 vs 1992). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

John Deere

Fit score

Best match

Clear

John Deere

Fit score

Best match

Clear

Rated power

85 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

John DeereReference

GoldiniReference

Four power shift gears in four synchronized ranges, with reverser.Reference

liquid-cooledReference

Distributor

—

John DeereReference

Variants

6400

utility tractorReference

—

6400L

low-profileReference

—

Engine

73.8 kWReference

—

Displacement

4.5 LReference

2.8 LReference

Bore/Stroke

106 x 127 mmReference

94 x 100 mmReference

Power

73.8 kWReference

—

Compression

17.8:1Reference

—

Rated RPM

2300Reference

2600Reference

Starter

electricReference

Starter volts

12Reference

Starter power

3.1 kWReference

—

Oil capacity

48.8 LReference

—

Coolant capacity

11.0 LReference

—

Engine (gross)

—

63.4 kWReference

Rated Power (gross)

—

63.4 kWReference

Torque

—

290.0 NmReference

Torque RPM

—

1400Reference

Transmission

John Deere PowrQuad CreeperReference

—

Gears

28 forward and reverseReference

8 forward and reverseReference

Clutch

—

280mm mechanical dry discReference

PTO & Hydraulics

PTO (claimed)

63.4 kWReference

—

Type

partial power shiftReference

open centerReference

Pressure

200.0 barReference

—

Valves

2Reference

—

Total flow

96.1 lpmReference

—

Rear Type

IIReference

II/IReference

Rear lift

2683 kgReference

—

Rear PTO Type

540/1000Reference

540/540EReference

Pump flow

—

39.0 lpmReference

Rear lift (at ends)

—

2500 kgReference

Capacities

Fuel

113.6 LReference

—

Front axle

6.4 LReference

—

Front hubs

3.4 LReference

—

Dimensions

Wheelbase

240 cmReference

184 cmReference

Weight

7607 to 8379 poundsReference

2219 kgReference

Front tire

27/9.5-15Reference

280/70-20Reference

Rear tire

18.4-26Reference

320/70-24Reference

Ag front

10.5/80-18 (4WD)Reference

—

Ag rear

18.4-26Reference

—

Length

414 cmReference

328 cmReference

Width

211 cmReference

—

Height (steering wheel)

173 cmReference

—

Height (ROPS)

233 cmReference

—

Height (Folded ROPS)

174 cmReference

—

2WD Shipping weight

3450 kgReference

—

4WD Shipping weight

3800 kgReference

—

Ground clearance

37 cmReference

—

Standard tires (ag)

—

Front: 280/70-20. Rear: 320/70-24Reference

Height

—

215 cmReference

John Deere 6400L attachments

Electrical

Ground

negativeReference

Charging system

alternatorReference

Charging amps

55Reference

Battery CCA

780Reference

—

Battery volts

12Reference

Battery AH

154Reference

—

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.