Compare/John Deere 4450 vs John Deere 6140M

John Deere 4450 vs John Deere 6140M

Verdict: John Deere 4450 vs John Deere 6140M

The John Deere 4450 and the John Deere 6140M are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 140 hp. John Deere 6140M is the lighter machine (5,533 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 6140M is the newer design (2013 vs 1983). 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

140 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

John DeereReference

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

Drawbar performanceReference

Original price

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

$111,429 (2014 AutoQuad Cab 4WD )Reference

Final drives

inboard planetaryReference

—

Differential lock

hydraulic rearReference

limit-slip front (4WD)Reference

Steering

—

hydrostatic powerReference

Engine

118.0 kWReference

—

Drawbar (claimed)

90.2 kWReference

—

Drawbar (tested)

89.6 kWReference

81.1 kWReference

Displacement

7.6 LReference

4.5 LReference

Bore/Stroke

116 x 121 mmReference

106 x 127 mmReference

Power

118.0 kWReference

—

Air cleaner

dryReference

—

Compression

15.8:1Reference

16.1:1Reference

Rated RPM

2200Reference

2100Reference

Firing order

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

—

Starter volts

12Reference

Oil capacity

60.6 LReference

52.1 LReference

Coolant capacity

25.6 LReference

27.4 LReference

Power at rated engine speed

104.6 kWReference

86.4 kWReference

Max power

89.6 kWReference

81.1 kWReference

Engine (gross)

—

104.4 kWReference

Engine (max)

—

108.1 kWReference

Emissions

—

Interim Tier IVReference

Emission control

—

cooled exhaust gas recirculationReference

Rated Power (gross)

—

104.4 kWReference

Maximum Power (gross)

—

108.1 kWReference

Fuel system

—

high pressure common railReference

Torque

—

631.9 NmReference

Torque RPM

—

1600Reference

Starter

—

electricReference

Fuel Type

—

DieselReference

No of Cylinders

—

4Reference

Emissions compliance

—

Stage VReference

Engine torque at rated speed

—

Option 1: 2,100 rpm\\nOption 2: 656 NmReference

Interval for engine oil change

—

500 hoursReference

Interval for engine coolant change

—

6,000 hoursReference

Cooling system

—

22 LReference

Transmission

John Deere Power ShiftReference

AutoQuad PlusReference

Gears

15 forward and 4 reverseReference

24 forward and reverseReference

2WD Oil capacity

39.7 LReference

—

4WD Oil capacity

51.1 LReference

—

Transmission Type

—

Power QuadReference

Wheel Drive

—

MFWDReference

Rear Axle Drive Type

—

Three planetary gear reductionReference

Interval for hydraulic/transmission oil change

—

1,500 hoursReference

PTO & Hydraulics

PTO (claimed)

104.4 kWReference

85.0 kWReference

PTO (tested)

104.7 kWReference

92.5 kWReference

Hydraulic system

60.6 LReference

51.9 LReference

Type

full power shiftReference

partial power shiftReference

Capacity

60.6 LReference

51.9 LReference

Pressure

157.0 barReference

200.0 barReference

Valves

2 or 3Reference

—

Pump flow

100.3 lpmReference

113.6 lpmReference

Rear Type

IIIN/IIReference

II/IIINReference

Control

lower-link draft sensingReference

electrohydraulic load sensingReference

Rear lift

3364 kgReference

—

Rear PTO

independentReference

Clutch

Perma-Clutch wet discReference

wet discReference

Rear PTO Type

540/1000Reference

540/1000 (1.375)Reference

Engine RPM

1000@2200Reference

1000@1932Reference

Rear valves

—

1 to 3Reference

Mid valves

—

2 or 3 (optional)Reference

SCV flow

—

79.9 lpmReference

Rear lift (at 24"/610mm)

—

3370 kgReference

Drawbar

—

Cat. IIReference

Power at rated PTO speed

—

91.7 kWReference

Capacities

Fuel

246.0 LReference

344.4 LReference

Fuel tank

—

195 LReference

Diesel exhaust fluid (DEF) tank

—

13 LReference

Crankcase oil volume

—

4.2 U.S. galReference

Dimensions

2WD Wheelbase

271 cmReference

—

4WD Wheelbase

267 cmReference

—

Weight

12745 to 15400 poundsReference

5533 kgReference

Front tire

10.00-16Reference

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

—

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

—

276 cmReference

Rear tire

—

460/85R38 (2WD)Reference

Standard tires (ag)

—

Front: 380/85R28. Rear: 460/85R38 (4WD)Reference

Max weight

—

9800 kgReference

Clearance (front axle)

—

51 cmReference

Bar rear axle

—

85 by 2550 mmReference

Front tread

—

153 to 204 cmReference

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

150 (optional)Reference

Batteries

2Reference

—

Battery volts

12Reference

Charging volts

—

14Reference

Alternator size

—

14 V/120 ampReference

Battery options

—

Standard: 12 V/154 amp-hr\\nOptional: 12 V/174 amp-hrReference

Attachment overview

Test results

Fuel use

31.4 l/hourReference

27.3 l/hourReference

Max pull

6835 kgReference

5261 kgReference

Speeds

John Deere 6140M attachments

6140M Serial Number Location

General

Make & Model

—

JDXL06.8,324Reference

Creeper

—

OptionalReference

SCV control

—

Joystick: Mechanical/electricalReference

Drawbar category

—

Category 2Reference

Drawbar Maximum vertical load

—

2,000 kgReference

Rear Axle Differential Lock

—

Electrohydraulically with oil-cooled clutchReference

Front Axle Differential Lock

—

Self-locking differentialReference

Rollover protective structure

—

Gearshift location - console/floor\\nConsoleReference

Radio

—

Optional integratedReference

Country of manufacturer

—

GermanyReference

Power

Rated Power

—

140 hpReference

Power boost

—

10 percentReference

Front Hitch Electric Power

—

Seven-pin electrical socketReference

PTO

PTO Power

—

110 hpReference

PTO torque rise

—

40 percentReference

Rear PTO Power

—

AvailableReference

Rear PTO Control

—

In-cab switch and external fender-mounted remote controlReference

Rear PTO RPM

—

540/540E/1,000 rpmReference

Front PTO Power

—

AvailableReference

Engine Speed on Front PTO speed

—

1,969 rpmReference

Hydraulics

Pump Rated Output (total)

—

114 l/minReference

Remote Valves

—

7Reference

Number of rear selective control valves (SCVs)

—

fourReference

Rear Hitch category (SAE designation)

—

2/3NReference

Rear Hitch Sensing Type

—

Electronic lower linkReference

Front Hitch category (SAE designation)

—

3NReference

Front Hitch lift capacity beyond lift points

—

4,400 kg\\n9,700.3 lbReference

Dimensions & weight

Overall Width

—

1,680 mmReference

Overall weight

—

6,199.7 kgReference

Wheels & tyres

Rear Wheel Type

—

600/65R38 (175)Reference

Operator station

Cab Availability

—

AvailableReference

Cab Noise level

—

70 dBAReference

Cab glass area

—

52.2 sq ftReference

Cab space

—

96.41 cu ftReference

Cab Seat Type

—

Standard seatReference

Seat Suspension

—

AvailableReference

Steering & brakes

Steering type

—

Dynamic load sensing, hydrostatic, flow meteringReference

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.