Compare/John Deere 6R 230 vs John Deere 8640

John Deere 6R 230 vs John Deere 8640

Verdict: John Deere 6R 230 vs John Deere 8640

The John Deere 6R 230 and the John Deere 8640 are both tractors — here is how they stack up on the figures that matter. John Deere 8640 leads on rated power with 229 hp against 227 hp. John Deere 6R 230 is the lighter machine (9,300 kg vs 12,823 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 6R 230 is the newer design (2022 vs 1979). In short: choose the John Deere 8640 for outright pulling power, or the John Deere 6R 230 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

227 hp

229 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

John DeereReference

liquid-cooledReference

With 18.4-38 tires.Reference

Final drives

inboard planetaryReference

—

Differential lock

electro-hydraulic rearReference

hydraulic front and rearReference

Trailer brakes

pneumaticReference

—

Engine

Fuel tank

470.1 LReference

—

Exhaust fluid (DEF)

25.0 LReference

—

Engine (gross)

169.0 kWReference

—

Engine (max)

186.0 kWReference

—

Displacement

6.8 LReference

10.1 LReference

Bore/Stroke

105 x 127 mmReference

130 x 127 mmReference

Emissions

Tier IVReference

—

Rated Power (gross)

169.0 kWReference

—

Maximum Power (gross)

186.0 kWReference

—

Rated RPM

2100Reference

Idle RPM

850-2250Reference

800-2300Reference

Operating RPM

1500-2100Reference

Torque

1074.0 NmReference

—

Torque RPM

1600Reference

—

Starter

electricReference

—

Starter volts

12Reference

Fuel Type

DieselReference

—

No of Cylinders

6Reference

—

Emissions compliance

Final Tier 4Reference

—

Engine torque at rated speed

Option 1: 2,100 rpm\\nOption 2: 1,074 NmReference

—

Interval for engine oil change

750 hoursReference

—

Interval for engine coolant change

6,000 hoursReference

—

Cooling system

29.4 LReference

—

Engine

—

205.1 kWReference

Drawbar (tested)

—

151.6 kWReference

Power

—

205.1 kWReference

Air cleaner

—

dual paper elementsReference

Compression

—

15.2:1Reference

Oil capacity

—

155.2 LReference

Coolant capacity

—

45.4 LReference

Power at rated engine speed

—

170.6 kWReference

Max power

—

151.6 kWReference

Transmission

John Deere IVTReference

John Deere Quad-RangeReference

Gears

infinite forward and reverseReference

16 forward and 6 reverseReference

Transmission Type

IVTReference

—

forward and reverse options

IVTReference

—

Wheel Drive

MFWDReference

—

Rear Axle Drive Type

Inboard planetary three pinionReference

—

Interval for hydraulic/transmission oil change

1,500 hoursReference

—

PTO & Hydraulics

PTO (claimed)

166.3 kWReference

167.8 kWReference

Type

continuously-variable transmissionReference

partial power shiftReference

Pressure

204.8 barReference

—

Pump flow

194.9 lpmReference

124.9 lpmReference

SCV flow

115.8 lpmReference

—

Rear Type

III/IIINReference

Control

electro-hydraulic draft sensingReference

—

Rear lift (at 24"/610mm)

6999 kgReference

—

Front Hitch

IIINReference

—

Front lift (at ends)

4399 kgReference

—

Rear PTO

independentReference

Clutch

electro-hydraulic wet discReference

hydraulic wet discReference

Rear PTO Type

1000 (1.75)Reference

1000Reference

Engine RPM

1000@1965Reference

1000@2100Reference

Front PTO

independentReference

—

Front PTO Type

1000Reference

—

PTO (tested)

—

170.6 kWReference

Hydraulic system

—

155.2 LReference

Valves

—

2Reference

Rear lift

—

3876 kgReference

Dimensions

Wheelbase

289 cmReference

317 cmReference

Weight

9300 kgReference

12823 kgReference

Front tire

420/85R30Reference

18.4-34Reference

Rear tire

520/85R42Reference

18.4-34Reference

Standard tires (ag)

Front: 420/85R30. Rear: 520/85R42Reference

—

Length

523 cmReference

567 cmReference

Height (cab)

329 cmReference

—

Max weight

15000 kgReference

—

Bar rear axle

100 by 3009 mmReference

—

Ag front

—

18.4-34Reference

Ag rear

—

18.4-34Reference

Operating weight

—

12823 kgReference

Ground clearance

—

46 cmReference

Front axle

—

99 by 3007 mmReference

Rack-and-pinion rear axle

—

99 by 3007 mmReference

Front tread

—

160 to 330 cmReference

Rear tread

—

160 to 330 cmReference

Electrical

Ground

negativeReference

Charging system

alternatorReference

Charging amps

250Reference

90Reference

Batteries

2Reference

Battery volts

12Reference

6Reference

Battery AH

95Reference

—

Alternator size

250 ampReference

—

Battery options

12 VReference

—

Total cold cranking amps

1,850 CCAReference

—

Battery CCA

—

975Reference

General

Make & Model

NJDXL06.8,324Reference

—

SCV control

Joystick: AvailableReference

—

Drawbar category

Category 3Reference

—

Drawbar Maximum vertical load

3,527-6,172 lbReference

—

Rear Axle Differential Lock

ElectrohydraulicReference

—

Radio

StandardReference

—

Country of manufacturer

GermanyReference

—

Type of headlight bulb

Standard: Halogen, 65 W W\\nOptional: LEDReference

—

Capacities

Capacity

415 cu. in.Reference

155.2 LReference

Diesel exhaust fluid (DEF) tank

25 LReference

—

Crankcase oil volume

6.2 U.S. galReference

—

Fuel

—

810.0 LReference

Power

Max Power

253 hpReference

—

Rated Power

230 hpReference

—

Power boost

10 percentReference

—

PTO

PTO Power

184 hpReference

—

PTO torque rise

40 percentReference

—

Rear PTO Power

AvailableReference

—

Rear PTO Control

Electrical modulationReference

—

Rear PTO RPM

1,000 rpmReference

—

Front PTO Power

AvailableReference

—

Hydraulics

Pump Rated Output (total)

160 l/minReference

—

Remote Valves

9Reference

—

Number of rear selective control valves (SCVs)

sixReference

—

Rear Hitch category (SAE designation)

3/3NReference

—

Rear Hitch maximum lift capacity

15,432Reference

—

Rear Hitch Sensing Type

ElectrohydraulicReference

—

Front Hitch category (SAE designation)

Category 3NReference

—

Front Hitch lift capacity beyond lift points

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

—

Dimensions & weight

Overall Width

1,892 mmReference

—

Overall weight

9,300 kgReference

—

Wheels & tyres

Rear Wheel Type

520/85R42 R1WReference

—

Rear wheel tread range

MFWD: With TLS and brakes: 2,370 in.\\n93.3 in.Reference

—

Operator station

Cab Availability

AvailableReference

—

Cab glass area

65.77 sq ftReference

—

Cab space

117.59 cu ftReference

—

Seat Suspension

AvailableReference

—

Steering & brakes

Steering type

Hydrostatic powerReference

—

8640 Serial Number Location

8640 Serial Numbers

1979

—

1500Reference

1980

—

3198Reference

1981

—

5704Reference

1982

—

7960Reference

John Deere 8640 Height

Hood

—

221 cmReference

Cab

—

321 cmReference

Exhaust

—

341 cmReference

Test results

Fuel use

—

54.9 l/hourReference

Max pull

—

12601 kgReference

Speeds

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.