Compare/John Deere 6400 vs John Deere 6403

John Deere 6400 vs John Deere 6403

Verdict: John Deere 6400 vs John Deere 6403

The John Deere 6400 and the John Deere 6403 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 87 hp. John Deere 6400 is the lighter machine (7,607 kg vs 7,695 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 6403 holds more fuel (157.8 L vs 109.8 L) for longer stints between fills. John Deere 6403 is the newer design (2002 vs 1992). 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

87 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

John DeereReference

Creeper range provides an additional 12 speeds to the PowrQuad transmission.Reference

Three gears (1-3), plus reverse, (R) in three ranges (A-C). Gear shifts are synchronized. Tractor must be stopped to shift range.Reference

Final drives

—

inboard planetaryReference

Differential lock

—

mechanical rearReference

Variants

6400

utility tractorReference

—

6400L

low-profileReference

—

6400SP

Mexican marketReference

—

Engine

ROPS Fuel tank

109.8 LReference

—

Cab Fuel tank

165.0 LReference

—

Drawbar (tested)

54.6 kWReference

54.3 kWReference

Displacement

4.5 LReference

Bore/Stroke

106 x 127 mmReference

Fuel use

18.5 l/hourReference

19.7 l/hourReference

Rated RPM

2300Reference

2100Reference

Idle RPM

1840-2300Reference

—

Firing order

1-3-4-2Reference

Starter volts

12Reference

Oil capacity

12.1 LReference

12.3 LReference

Coolant capacity

17.5 LReference

13.5 LReference

Max power

54.6 kWReference

54.3 kWReference

Power at rated engine speed

63.5 kWReference

64.7 kWReference

Fuel tank

—

157.8 LReference

Engine

—

76.1 kWReference

Power

—

76.1 kWReference

Compression

—

17:1Reference

Transmission

John Deere PowrQuad CreeperReference

Top Shaft Synchronized (TSS)Reference

Gears

28 forward and reverseReference

9 forward and 3 reverseReference

Clutch

triple 9-inch wet disc PermaClutch 2Reference

305mm cerametalic dry discReference

PTO & Hydraulics

PTO (claimed)

63.4 kWReference

PTO (tested)

67.2 kWReference

66.7 kWReference

Type

partially synchronizedReference

Pressure

200.0 barReference

189.6 barReference

Valves

1 to 5Reference

—

Total flow

94.6 lpmReference

56.8 lpmReference

Rear Type

IIReference

Control

lower link draft sensingReference

mechanical lower-link draft sensingReference

Rear lift (at 24"/610mm)

2683 kgReference

2189 kgReference

Rear PTO

independentReference

Rear PTO Type

540/1000Reference

Power at rated PTO speed

64.2 kWReference

65.7 kWReference

Rear valves

—

2 or 3Reference

Pump flow

—

45.8 lpmReference

Engine RPM

—

1000@2100Reference

Dimensions

Wheelbase

240 cmReference

—

Weight

7607 to 9985 poundsReference

7695 to 8987 poundsReference

Front tire

7.50-18Reference

10.00-16Reference

Rear tire

18.4-34 (2WD)Reference

18.4-34Reference

Standard tires (ag)

Front: 13.6-38. Rear: 13.6-46 (High-Clearance)Reference

Front: 13.6-24. Rear: 18.4-34Reference

Clearance (front axle)

67 cmReference

—

Clearance (rear axle)

75 cmReference

—

Front tread

151 to 201 cmReference

—

Rear tread

155 to 268 cmReference

151 to 201 cmReference

Shipping

3970 kgReference

—

2WD Wheelbase

—

231 cmReference

4WD Wheelbase

—

230 cmReference

2WD Length

—

412 cmReference

4WD Length

—

414 cmReference

Width

—

185 cmReference

Flanged rear axle

—

1671 mmReference

2WD Front tread

—

149 to 204 cmReference

4WD Front tread

—

151 to 201 cmReference

2WD ROPS Shipping

—

3490 kgReference

4WD ROPS Shipping

—

3687 kgReference

2WD Cab Shipping

—

3891 kgReference

4WD Cab Shipping

—

4076 kgReference

4WD ROPS Operating

—

3969 kgReference

Ballasted

—

5223 kgReference

Steering wheel

—

203 cmReference

John Deere 6400 attachments

6400 Serial Number Location

6400 Serial Numbers

1993

100000Reference

—

1994

117697Reference

—

1995

135565Reference

—

1996

153567Reference

—

1997

177240Reference

—

Electrical

Ground

negativeReference

negatveReference

Charging system

alternatorReference

Battery volts

12Reference

Charging amps

—

65Reference

Battery CCA

—

925Reference

Attachment overview

Test results

Max pull

5631 kgReference

—

Speeds

6403 Serial Number Location

6403 Serial Numbers

2002

—

1339Reference

2003

—

1557Reference

2004

—

2129Reference

2005

—

2621Reference

2006

—

3762Reference

2007

—

5342Reference

John Deere 6403 Height

2WD Hood

—

173 cmReference

4WD Hood

—

172 cmReference

ROPS

—

276 cmReference

Height (Folded ROPS)

—

206 cmReference

Exhaust

—

288 cmReference

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.