Compare/John Deere 4450 vs John Deere 6140D

John Deere 4450 vs John Deere 6140D

Verdict: John Deere 4450 vs John Deere 6140D

The John Deere 4450 and the John Deere 6140D are both tractors — here is how they stack up on the figures that matter. John Deere 4450 leads on rated power with 140 hp against 138 hp. John Deere 6140D is the lighter machine (8,730 kg vs 12,745 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 6140D is the newer design (2008 vs 1983). In short: choose the John Deere 4450 for outright pulling power, or the John Deere 6140D if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a 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

140 hp

138 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

John DeereReference

Optional transmission. Full (clutchless) power shift can be made between gears, forward and reverse.Reference

With 18.4-34 rear tires.Reference

Original price

$67,009 (1983 Power Shift Cab 4WD )Reference

$58,752 (2011)Reference

Final drives

inboard planetaryReference

—

Differential lock

hydraulic rearReference

mechanical rear | limited-slip front differentialReference

Steering

—

hydrostatic powerReference

Engine

118.0 kWReference

—

Drawbar (claimed)

90.2 kWReference

—

Drawbar (tested)

89.6 kWReference

72.1 kWReference

Displacement

7.6 LReference

4.5 LReference

Bore/Stroke

116 x 121 mmReference

107 x 127 mmReference

Power

118.0 kWReference

—

Air cleaner

dryReference

—

Compression

15.8:1Reference

19:1Reference

Rated RPM

2200Reference

2100Reference

Firing order

1-5-3-6-2-4Reference

1-3-4-2Reference

Starter volts

12Reference

Oil capacity

60.6 LReference

57.9 LReference

Coolant capacity

25.6 LReference

16.5 LReference

Power at rated engine speed

104.6 kWReference

86.7 kWReference

Max power

89.6 kWReference

72.1 kWReference

Engine (gross)

—

102.8 kWReference

Emissions

—

Tier 3Reference

Rated Power (gross)

—

102.8 kWReference

Fuel system

—

Denso electronic high-pressure common railReference

Idle RPM

—

900-2200Reference

Torque

—

524.8 NmReference

Torque RPM

—

1500Reference

Intake valve clearance

—

0.356 mmReference

Exhaust valve clearance

—

0.457 mmReference

Oil change

—

500 h (JD TorqGARD oil)Reference

Fuel Type

—

dieselReference

No of Cylinders

—

4 cylinderReference

Rated engine speed

—

2,200 RPMReference

Emissions compliance

—

Interim Tier IV | \\tcooled exhaust gas recirculationReference

Engine torque at rated speed

—

191.9 kgReference

Bore and stroke

—

4.20x5.00 inchesReference

Compression ratio

—

19:1Reference

Cooling system

—

liquid-cooledReference

Interval for engine oil change

—

500 hrReference

Transmission

John Deere Power ShiftReference

John Deere PowrReverserReference

Gears

15 forward and 4 reverseReference

9 forward and reverseReference

2WD Oil capacity

39.7 LReference

—

4WD Oil capacity

51.1 LReference

—

Transmission Type

—

Power ShuttleReference

Wheel Drive

—

4WDReference

Rear Axle Drive Type

—

inboard planetaryReference

PTO & Hydraulics

PTO (claimed)

104.4 kWReference

85.8 kWReference

PTO (tested)

104.7 kWReference

87.6 kWReference

Hydraulic system

60.6 LReference

57.9 LReference

Type

full power shiftReference

partially synchronized with power shuttleReference

Capacity

60.6 LReference

57.9 LReference

Pressure

157.0 barReference

195.1 barReference

Valves

2 or 3Reference

2 to 3Reference

Pump flow

100.3 lpmReference

66.6 lpmReference

Rear Type

IIIN/IIReference

IIReference

Control

lower-link draft sensingReference

mechanical lower linkReference

Rear lift

3364 kgReference

—

Rear PTO

independentReference

Clutch

Perma-Clutch wet discReference

hydraulic wet discReference

Rear PTO Type

540/1000Reference

540/1000 (1.375)Reference

Engine RPM

1000@2200Reference

1000@2100Reference

Steering flow

—

26.1 lpmReference

Rear lift (at 24"/610mm)

—

3084 kgReference

Power at rated PTO speed

—

87.4 kWReference

Capacities

Fuel

246.0 LReference

157.8 LReference

Front axle

—

6.5 LReference

Front hubs

—

2.0 LReference

Fuel tank

—

157.9 LReference

Crankcase oil volume

—

15.85 qtsReference

Dimensions

2WD Wheelbase

271 cmReference

—

4WD Wheelbase

267 cmReference

—

Weight

12745 to 15400 poundsReference

8730 to 9920 poundsReference

Front tire

10.00-16Reference

14.9-24Reference

2WD Rear tire

18.4-38Reference

—

2WD Standard tires (ag)

Front: 10.00-16. Rear: 18.4-38Reference

—

4WD Standard tires (ag)

Front: 14.9-26. Rear: 18.4-38Reference

—

Ag rear

18.4R42Reference

—

2WD Length

391 cmReference

—

4WD Length

416 cmReference

—

Width

302 cmReference

182 cmReference

Height

295 cmReference

—

Shipping weight

5781 kgReference

—

Operating weight

6985 kgReference

—

Ground clearance

40 cmReference

—

Rack-and-pinion rear axle

91 by 2870 mmReference

—

Wheelbase

—

234 cmReference

Rear tire

—

18.4-34Reference

Standard tires (ag)

—

Front: 14.9-24. Rear: 18.4-34Reference

Optional tires (ag)

—

Front: 14.9-24. Rear: 18.4-38Reference

Length

—

421 cmReference

Height (cab)

—

273 cmReference

Height (exhaust)

—

269 cmReference

Clearance (front axle)

—

45 cmReference

Rear axle

—

1828 mmReference

Front tread

—

161 to 201 cmReference

Rear tread

—

151/161/171/181/191/201 cmReference

Shipping

—

4259 kgReference

Operating

—

4499 kgReference

Ballasted

—

5939 kgReference

John Deere 4450 attachments

4450 Serial Number Location

4450 Serial Numbers

1983

1000Reference

—

1984

11001Reference

—

1985

18001Reference

—

1986

22001Reference

—

1987

24001Reference

—

1988

26001Reference

—

1989

31001Reference

—

Electrical

Ground

negativeReference

Charging system

alternatorReference

Charging amps

90Reference

90 (cab)Reference

Batteries

2Reference

—

Battery volts

12Reference

Battery CCA

—

925Reference

Battery AH

—

180Reference

Battery Group

—

31Reference

Total cold cranking amps

—

925 ccaReference

Attachment overview

Test results

Fuel use

31.4 l/hourReference

27.6 l/hourReference

Max pull

6835 kgReference

5002 kgReference

Speeds

John Deere 6140D attachments

6140D Serial Number Location

General

Make & Model

—

John DeereReference

SCV control

—

JoystickReference

Drawbar category

—

Cat. IIReference

Country of manufacturer

—

MexicoReference

Hydraulics

Capacity Valves

—

16 valveReference

Pump Rated Output (total)

—

20 gpmReference

Hydraulics Type

—

open centerReference

Maximum operating pressure

—

2,828 psiReference

Remote Valves

—

2 to 3 ValvesReference

Steering & Implements flow

—

6.9 gpmReference

Rear Hitch category (SAE designation)

—

Category IIReference

Rear Hitch Sensing Type

—

position control | draft-control optionalReference

PTO

PTO Power

—

115 hpReference

Rear PTO Power

—

AvailableReference

Rear PTO RPM

—

1,000 RPMReference

Engine Speed on Rear PTO speed

—

1,000@2,067 RPMReference

Steering & brakes

Brakes

—

differential mechanical wet discReference

Steering type

—

hydrostatic powerReference

Dimensions & weight

Height Over Cab

—

274.3 cmReference

Overall Length

—

421.6 cmReference

Overall Width

—

245.1 cmReference

Front axle clearance

—

45.7 cmReference

Overall weight

—

4,150.4 kgReference

Rear Axle Length

—

182.9 cmReference

Wheels & tyres

Rear Wheel Type

—

18.4-34Reference

Rear wheel tread range

—

201.7 cmReference

Front Wheel Type

—

14.9-24Reference

Front Wheel tread range

—

59.7 to 79.4 inchesReference

Operator station

Cab Availability

—

AvailableReference

Seat Suspension

—

TRUEReference

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.