Head to head · Utility

Big Bud 400/30 vs John Deere 8400R

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Big BudModel A

Big Bud 400/30

Utility

power
400 hp
displacement
736 ci
Cylinders
8
Forward gears
6
Full 400/30 specs
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John DeereModel B

John Deere 8400R

Row Crop

power
400 hp
displacement
548 ci
Cylinders
6
Forward gears
23
Full 8400R specs
Big BudBig Bud 400/30
vs
John DeereJohn Deere 8400R

How they compare

Headline specs vs. the whole Utility

n = 3,933–5,720

Engine Power

= Effectively tied
400/30400 hp
8400R400 hp
Median Utility Tractor55 hp

400/30 is in the 98th percentile; 8400R is in the 98th · 5,383 models

Engine Displacement

▲ 400/30 higher · +188 ci (+34%)
400/30736 ci
8400R548 ci
Median Utility Tractor183 ci

400/30 is in the 96th percentile; 8400R is in the 94th · 5,580 models

Cylinders

▲ 400/30 higher · +2 (+33%)
400/308
8400R6
Median Utility Tractor4

400/30 is in the 99th percentile; 8400R is in the 93rd · 5,720 models

Forward Gears

▲ 8400R higher · +17 (+283%)
400/306
8400R23
Median Utility Tractor12

400/30 is in the 11th percentile; 8400R is in the 88th · 4,941 models

400/30 (A)8400R (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecBig Bud 400/30John Deere 8400RDifference
ManufacturerBig BudJohn Deere—
Model400/308400R—
CategoryUtilityRow Crop—

Engine

SpecBig Bud 400/30John Deere 8400RDifference
ManufacturerDetroit DieselJohn Deere—
Model8V-92TPowerTech PSS—
Power Output400hp400hpSame
Rated RPM2,100RPM2,100RPMSame
Cylinders86▲ 400/30+2 · +33%
Displacement736ci548ci▲ 400/30+188 ci · +34%
Bore4.8in4.7in▲ 400/30+0.1 in · +2%
Stroke5in5.4in▲ 8400R+0.3 in · +6%

Transmission

SpecBig Bud 400/30John Deere 8400RDifference
TypePower ShiftFull power shift—

Dimensions & Weight

SpecBig Bud 400/30John Deere 8400RDifference
Length268in245in▲ 400/30+23 in · +9%
Width120in137in▲ 8400R+17 in · +14%
Height156in129in▲ 400/30+27 in · +21%
Operating Weight40,000lb32,691lb▲ 400/30+7,309 lb · +22%

Hydraulics

SpecBig Bud 400/30John Deere 8400RDifference
System TypeClosed Center Load SensingClosed-center, load sensing, pressure flow compensated—
Steering TypeArticulated PowerHydrostatic power—

Power Take-off (PTO)

SpecBig Bud 400/30John Deere 8400RDifference
TypeNot recordedIndependent—
Speed 1Not recorded1,000rpm—

Hitch & Towing

SpecBig Bud 400/30John Deere 8400RDifference
Hitch TypeNot recordedIVN/III—
Hitch CategoryNot recordedCategory 3—
Hitch PositionNot recordedRear—
Hitch CapacityNot recorded15,000lb—

Chassis & Drive

SpecBig Bud 400/30John Deere 8400RDifference
Chassis Type4x4 Articulated 4WD4x4 MFWD 4WD—
Drive TypeFour-wheel Drive (4WD)MFWD - Mechanical Front Wheel Drive—
Steering TypeArticulated PowerHydrostatic power—
Brake TypeNot recordedHydraulic wet disc—

Electrical

SpecBig Bud 400/30John Deere 8400RDifference
Starter TypeElectricElectricSame

Operator Station

SpecBig Bud 400/30John Deere 8400RDifference
TypeCabCommandView III cab—

Category context

Both models against the field

Engine Power

median 55 hp
A · 98th percentile (400 hp)B · 98th percentile (400 hp)

Engine Displacement

median 183 ci
A · 96th percentile (736 ci)B · 94th percentile (548 ci)

Cylinders

median 4
A · 99th percentile (8)B · 93rd percentile (6)

Forward Gears

median 12
A · 11th percentile (6)B · 88th percentile (23)

Operating Weight

median 5,303 lb
A · 99th percentile (40,000 lb)B · 98th percentile (32,691 lb)
A · 400/30B · 8400RMedian Utility Tractor
Full spec pageBig Bud 400/30Full spec pageJohn Deere 8400R