Compare/John Deere 4450 vs John Deere 6140R

John Deere 4450 vs John Deere 6140R

Verdict: John Deere 4450 vs John Deere 6140R

The John Deere 4450 and the John Deere 6140R are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 140 hp. John Deere 6140R is the lighter machine (6,161 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 6140R is the newer design (2012 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.

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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

liquid-cooledReference

Original price

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

—

Final drives

inboard planetaryReference

—

Differential lock

hydraulic rearReference

Electro-hydraulic rear with wet disc clutch. Self-locking front.Reference

Steering

—

hydrostatic powerReference

Trailer brakes

—

hydraulic or pneumatic optionalReference

Engine

118.0 kWReference

—

Drawbar (claimed)

90.2 kWReference

—

Drawbar (tested)

89.6 kWReference

—

Displacement

7.6 LReference

6.8 LReference

Bore/Stroke

116 x 121 mmReference

105 x 127 mmReference

Power

118.0 kWReference

—

Air cleaner

dryReference

dual stage dryReference

Compression

15.8:1Reference

—

Rated RPM

2200Reference

2100Reference

Firing order

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

—

Starter volts

12Reference

Oil capacity

60.6 LReference

—

Coolant capacity

25.6 LReference

27.0 LReference

Power at rated engine speed

104.6 kWReference

—

Max power

89.6 kWReference

—

Fuel tank

—

350.1 LReference

Engine (gross)

—

104.4 kWReference

Engine (max)

—

114.8 kWReference

Emissions

—

Stage IIIbReference

Emission control

—

exhaust gas recirculation (EGR)Reference

Rated Power (gross)

—

104.4 kWReference

Maximum Power (gross)

—

114.8 kWReference

Torque

—

656.2 NmReference

Torque RPM

—

1600Reference

Starter

—

electricReference

Fuel Type

—

DieselReference

No of Cylinders

—

6 CylinderReference

Rated engine speed

—

2,100 RPMReference

Emissions compliance

—

Stage IIIb | exhaust gas recirculation (EGR)Reference

Engine torque at rated speed

—

219.5 kgReference

Bore and stroke

—

4.15x5.00 inchesReference

Compression ratio

—

16.5:1Reference

Cooling system

—

liquid-cooledReference

Transmission

John Deere Power ShiftReference

DirectDriveReference

Gears

15 forward and 4 reverseReference

infinite forward and reverseReference

2WD Oil capacity

39.7 LReference

—

4WD Oil capacity

51.1 LReference

—

Transmission Type

—

Power QuadReference

Wheel Drive

—

4WDReference

Rear Axle Drive Type

—

inboard planetaryReference

PTO & Hydraulics

PTO (claimed)

104.4 kWReference

—

PTO (tested)

104.7 kWReference

—

Hydraulic system

60.6 LReference

—

Type

full power shiftReference

infinitely variable transmissionReference

Capacity

60.6 LReference

415 ciReference

Pressure

157.0 barReference

—

Valves

2 or 3Reference

—

Pump flow

100.3 lpmReference

121.5 lpmReference

Rear Type

IIIN/IIReference

3Reference

Control

lower-link draft sensingReference

load and depth control with electronic lower link sensingReference

Rear lift

3364 kgReference

—

Rear PTO

independentReference

Clutch

Perma-Clutch wet discReference

electro-hydraulic wet discReference

Rear PTO Type

540/1000Reference

540/540E/1000Reference

Engine RPM

1000@2200Reference

1000@1995Reference

Rear valves

—

4Reference

Front valves

—

2 (optional)Reference

Rear lift (at ends)

—

4250 kgReference

Rear lift (at 24"/610mm)

—

3700 kgReference

Front Hitch

—

3NReference

Front lift (at ends)

—

3300 kgReference

Front PTO

—

independentReference

Front PTO Type

—

1000Reference

Capacities

Fuel

246.0 LReference

—

Dimensions

2WD Wheelbase

271 cmReference

—

4WD Wheelbase

267 cmReference

—

Weight

12745 to 15400 poundsReference

6161 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

255 cmReference

Height

295 cmReference

294 cmReference

Shipping weight

5781 kgReference

6161 kgReference

Operating weight

6985 kgReference

—

Ground clearance

40 cmReference

53 cmReference

Rack-and-pinion rear axle

91 by 2870 mmReference

—

Wheelbase

—

276 cmReference

Length

—

493 cmReference

Max weight

—

10802 kgReference

Front axle

—

Triple Link SuspensionReference

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

—

Batteries

2Reference

—

Battery volts

12Reference

Attachment overview

Test results

Fuel use

31.4 l/hourReference

—

Max pull

6835 kgReference

—

Speeds

John Deere 6140R attachments

General

Make & Model

—

John DeereReference

Cruise control

—

AvailableReference

SCV control

—

JoystickReference

Drawbar category

—

Cat. 2Reference

Rear Axle Type

—

FlangeReference

Front Axle Type

—

Triple Link SuspensionReference

ISOBUS ready

—

TRUEReference

Country of manufacturer

—

GermanyReference

Hydraulics

Capacity Valves

—

24 ValvesReference

Hydraulics Type

—

Pressure Flow Compensated (PFC)Reference

Maximum operating pressure

—

2,900 psiReference

Remote Valves

—

4 ValvesReference

Rear Hitch category (SAE designation)

—

Category 3Reference

Rear Hitch maximum lift capacity

—

4,250.6 kgReference

Rear Hitch Sensing Type

—

load and depth control with electronic lower link sensingReference

Front Hitch category (SAE designation)

—

Category 3NReference

Power

Max Power

—

154 hpReference

Rated Power

—

140 hpReference

PTO

PTO Power

—

111 hpReference

Rear PTO Power

—

AvailableReference

Rear PTO RPM

—

1,000 RPMReference

Front PTO Power

—

AvailableReference

Engine Speed on Front PTO speed

—

1,000@1,995 RPMReference

Engine Speed on Rear PTO speed

—

540@1,950 RPMReference

Dimensions & weight

Overall Height

—

294.9 cmReference

Overall Length

—

493 cmReference

Overall Width

—

255 cmReference

Overall weight

—

6,161.1 kgReference

Wheels & tyres

Rear Wheel Type

—

2WD Rear: 480/80R46 | 4WD Rear: 480/80R46Reference

Front Wheel Type

—

Front: 11.00-20 (2WD) | Front: 420/90R30(4WD)Reference

Front Wheel tread range

—

60 to 88 inchesReference

Operator station

Cab Availability

—

AvailableReference

Cab Air conditioning, temperature differential

—

AvailableReference

Seat Suspension

—

TRUEReference

Steering & brakes

Steering type

—

Hydrostatic PowerReference

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.