Compare/John Deere 6145M vs John Deere 6R 145

John Deere 6145M vs John Deere 6R 145

Verdict: John Deere 6145M vs John Deere 6R 145

The John Deere 6145M and the John Deere 6R 145 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 145 hp. John Deere 6145M is the lighter machine (5,533 kg vs 6,900 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 6R 145 holds more fuel (270 L vs 264.9 L) for longer stints between fills. John Deere 6R 145 is the newer design (2022 vs 2015). 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

145 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

John DeereReference

Four push-button gears (1-4) in six synchronized ranges (A-F) with left-hand power shuttle lever. AutoShift mode enables programmable automatic gear shifting.Reference

liquid-cooledReference

Final drives

inboard planetaryReference

—

Differential lock

electro-hydraulic front and rearReference

—

Engine

Fuel tank

264.9 LReference

270 LReference

Exhaust fluid (DEF)

15.1 LReference

—

Engine (gross)

108.1 kWReference

108.0 kWReference

Engine (max)

114.1 kWReference

117.0 kWReference

Drawbar (tested)

84.3 kWReference

—

Displacement

4.5 LReference

6.8 LReference

Bore/Stroke

105 x 127 mmReference

Emissions

Tier IVReference

Emission control

cooled exhaust-gas recirculation, diesel particulate filter, and selective catalytic reductionReference

—

Rated Power (gross)

108.1 kWReference

108.0 kWReference

Maximum Power (gross)

114.1 kWReference

117.0 kWReference

Rated RPM

2100Reference

—

Starter

electricReference

Starter volts

12Reference

Starter power

3.0 kWReference

—

Coolant capacity

27.0 LReference

—

Power at rated engine speed

87.3 kWReference

—

Max power

84.3 kWReference

—

Fuel Type

DieselReference

No of Cylinders

4Reference

6Reference

Emissions compliance

Stage VReference

Final Tier 4Reference

Engine torque at rated speed

Option 1: 2,100 rpm\\nOption 2: 680 NmReference

Option 1: 2,100 rpm\\nOption 2: 677 NmReference

Interval for engine oil change

500 hoursReference

750 hoursReference

Interval for engine coolant change

6,000 hoursReference

Cooling system

27 LReference

28 LReference

Torque

—

676.6 NmReference

Torque RPM

—

1600Reference

Transmission

AutoQuad PLUSReference

John Deere Direct DriveReference

Gears

24 forward and reverseReference

Transmission Type

Power QuadReference

Wheel Drive

MFWDReference

Rear Axle Drive Type

Three planetary gear reductionReference

Inboard planetary three pinionReference

Interval for hydraulic/transmission oil change

1,500 hoursReference

forward and reverse options

—

IVTReference

PTO & Hydraulics

PTO (claimed)

85.0 kWReference

84.3 kWReference

PTO (tested)

87.3 kWReference

—

Type

four-speed power shiftReference

8-speed power shiftReference

Pressure

200.0 barReference

—

Rear valves

3Reference

—

Mid valves

3Reference

—

Pump flow

113.6 lpmReference

155.2 lpmReference

SCV flow

79.9 lpmReference

—

Rear Type

IIIN/IIReference

III/IIINReference

Control

electronic lower-link draft sensingReference

—

Rear lift

4330 kgReference

4169 kgReference

Drawbar

Cat. 2Reference

—

Rear PTO

independentReference

—

Clutch

wet discReference

—

Rear PTO Type

540Reference

—

Engine RPM

1000@1932Reference

—

Power at rated PTO speed

95.8 kWReference

—

Front Hitch

—

IIINReference

Front lift

—

3299 kgReference

Dimensions

Wheelbase

276 cmReference

Weight

5533 kgReference

6900 kgReference

Front tire

10.00-16Reference

—

2WD Rear tire

460/85R38Reference

—

2WD Standard tires (ag)

Front: 10.00-16. Rear: 460/85R38Reference

—

4WD Standard tires (ag)

Front: 380/85R28. Rear: 460/85R38Reference

—

Length

472 cmReference

—

Width

255 cmReference

—

Height (ROPS)

287 cmReference

—

Height (cab)

287 cmReference

—

Clearance (front axle)

60 cmReference

—

Rack-and-pinion rear axle

85 by 2555 mmReference

—

2WD Front tread

153 to 204 cmReference

—

Shipping

5533 kgReference

—

Max Drawbar

2449 kgReference

—

John Deere 6145M attachments

6145M Serial Number Location

Electrical

Ground

negativeReference

Charging system

alternatorReference

Charging amps

200Reference

—

Charging volts

14Reference

—

Battery volts

12Reference

Alternator size

14 V/120 ampReference

200 ampReference

Battery options

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

12 VReference

Total cold cranking amps

—

1,230 CCA\\nWith cold weather package or IVT: 1,400 CCAReference

Capacities

Max capacity

10000 kgReference

—

Capacity

275 cu. in.Reference

415 cu. in.Reference

Diesel exhaust fluid (DEF) tank

16 LReference

Crankcase oil volume

4.2 U.S. galReference

6.2 U.S. galReference

Test results

Fuel use

28.8 l/hourReference

—

Max pull

6491 kgReference

—

Speeds

General

Make & Model

JDXL06.8,324Reference

NJDXL06.8,324Reference

Creeper

OptionalReference

Available with AutoQuadReference

Drawbar category

Category 2Reference

Drawbar Maximum vertical load

2,000 kgReference

3,085-5,400 lbReference

Rear Axle Differential Lock

Electrohydraulically with oil-cooled clutchReference

ElectrohydraulicReference

Front Axle Differential Lock

Self-locking differentialReference

—

Rollover protective structure

Gearshift location - console/floor\\nConsoleReference

—

Radio

Optional integratedReference

StandardReference

Country of manufacturer

GermanyReference

SCV control

—

Joystick: AvailableReference

Type of headlight bulb

—

Standard: 65-W halogen W\\nOptional: LEDReference

Power

Rated Power

145 hpReference

Power boost

10 percentReference

Front Hitch Electric Power

Seven-pin electrical socketReference

—

Max Power

—

157 hpReference

PTO

PTO Power

116 hpReference

113 hpReference

PTO torque rise

40 percentReference

Rear PTO Power

AvailableReference

Rear PTO Control

In-cab switch and external fender-mounted remote controlReference

Electrical modulationReference

Rear PTO RPM

540/1,000 rpmReference

1,000 rpmReference

Front PTO Power

AvailableReference

Engine Speed on Front PTO speed

1,969 rpmReference

—

Hydraulics

Pump Rated Output (total)

114 l/minReference

155 l/minReference

Remote Valves

7Reference

8Reference

Number of rear selective control valves (SCVs)

fourReference

fiveReference

Rear Hitch category (SAE designation)

3NReference

3/3NReference

Rear Hitch Sensing Type

Electronic lower linkReference

ElectrohydraulicReference

Front Hitch category (SAE designation)

3NReference

Category 3NReference

Front Hitch lift capacity beyond lift points

4,400 kg\\n9,700.3 lbReference

At hook ends: 3,300 kg\\n7,275 lbReference

Rear Hitch maximum lift capacity

—

9,193Reference

Dimensions & weight

Overall Width

2,490 mmReference

1,662 mmReference

Ground Clearance

530 mmReference

—

Overall weight

6,199.7 kgReference

6,900 kgReference

Wheels & tyres

Rear Wheel Type

650/65R38 (185)Reference

480/80R42 R1/R1W RadialReference

Rear wheel tread range

—

MFWD: 1,524-2,235 mm 60-88 in.\\nTLS: 1,524-2,235 mm 60-88 in.Reference

Operator station

Cab Availability

AvailableReference

Cab Noise level

70 dBAReference

—

Cab glass area

52.2 sq ftReference

65.77 sq ftReference

Cab space

96.41 cu ftReference

117.59 cu ftReference

Cab Seat Type

Standard seatReference

—

Seat Suspension

AvailableReference

Steering & brakes

Steering type

Dynamic load sensing, hydrostatic, flow meteringReference

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.