Head to head · Four-Wheel Drive

John Deere 8870 vs John Deere 9420R

John Deere 8870 Tractor
John DeereModel A

John Deere 8870

Four-Wheel Drive

power
350 hp
displacement
619 ci
Cylinders
6
Forward gears
24
Full 8870 specs
John Deere 9420R Tractor
John DeereModel B

John Deere 9420R

Four-Wheel Drive

power
Not recorded
displacement
826 ci
Cylinders
6
Forward gears
18
Full 9420R specs
John DeereJohn Deere 8870
vs
John DeereJohn Deere 9420R

How they compare

Headline specs vs. the whole Four-Wheel Drive

n = 104–159

Engine Displacement

▲ 9420R higher · +207 ci (+33%)
8870619 ci
9420R826 ci
Median Four-Wheel Drive Tractor826 ci

8870 is in the 20th percentile; 9420R is in the 50th · 152 models

Cylinders

= Effectively tied
88706
9420R6
Median Four-Wheel Drive Tractor6

8870 is in the 50th percentile; 9420R is in the 50th · 159 models

Forward Gears

▲ 8870 higher · +6 (+33%)
887024
9420R18
Median Four-Wheel Drive Tractor16

8870 is in the 98th percentile; 9420R is in the 86th · 146 models

Operating Weight

▲ 9420R higher · +7,835 lb (+22%)
887035,130 lb
9420R42,965 lb
Median Four-Wheel Drive Tractor37,428 lb

8870 is in the 43rd percentile; 9420R is in the 67th · 132 models

8870 (A)9420R (B)Median Four-Wheel Drive Tractor

Full comparison

Every spec, side by side

General Information

SpecJohn Deere 8870John Deere 9420RDifference
ManufacturerJohn DeereJohn DeereSame
Model88709420R—
CategoryFour-Wheel DriveFour-Wheel DriveSame

Engine

SpecJohn Deere 8870John Deere 9420RDifference
ManufacturerJohn DeereJohn DeereSame
ModelNot recordedJohn Deere Diesel six-cylinder vertical with two turbochargers, air-to-air aftercooler, and D.E.F (Diesel Exhaust Fluid) exhaust treatment—
Power Output350hpNot recorded—
Rated RPM2,100RPM2,100RPMSame
Cylinders66Same
Displacement619ci826ci▲ 9420R+207 ci · +33%
Bore5.1in5.2in▲ 9420R+0.1 in · +2%
Stroke5in6.5in▲ 9420R+1.5 in · +30%

Transmission

SpecJohn Deere 8870John Deere 9420RDifference
TypePowersync Diesel 12 and 24 SpeedsSelective gear fixed ratio with full range operator controlled power shift—

Dimensions & Weight

SpecJohn Deere 8870John Deere 9420RDifference
Length269in314in▲ 9420R+45 in · +17%
WidthNot recorded176in—
HeightNot recorded145in—
Operating Weight35,130lb42,965lb▲ 9420R+7,835 lb · +22%

Hydraulics

SpecJohn Deere 8870John Deere 9420RDifference
System TypeClosed center pressure compensatedClosed-center pressure/flow compensated—
Steering TypeHydrostatic powerNot recorded—

Power Take-off (PTO)

SpecJohn Deere 8870John Deere 9420RDifference
TypeIndependent (optional)Not recorded—
Speed 11,000rpmNot recorded—

Hitch & Towing

SpecJohn Deere 8870John Deere 9420RDifference
Hitch Type3-point hitchCategory 4N, Category 4—
Hitch CategoryCategory 3IV—
Hitch PositionRearRearSame
Hitch Capacity14,980lbNot recorded—

Chassis & Drive

SpecJohn Deere 8870John Deere 9420RDifference
Chassis Type4x4 articulated 4WDNot recorded—
Drive Type4WDNot recorded—
Steering TypeHydrostatic powerNot recorded—
Brake TypeHydraulic wet discsNot recorded—

Electrical

SpecJohn Deere 8870John Deere 9420RDifference
Starter TypeElectric12 volt electric—

Capacities

SpecJohn Deere 8870John Deere 9420RDifference
Coolant14.5gal16.8gal▲ 9420R+2.3 gal · +16%

Operator Station

SpecJohn Deere 8870John Deere 9420RDifference
TypeSound-Gard cab (standard)Cab—

Category context

Both models against the field

Engine Displacement

median 826 ci
A · 20th percentile (619 ci)B · 50th percentile (826 ci)

Cylinders

median 6
A · 50th percentile (6)B · 50th percentile (6)

Forward Gears

median 16
A · 98th percentile (24)B · 86th percentile (18)

Operating Weight

median 37,428 lb
A · 43rd percentile (35,130 lb)B · 67th percentile (42,965 lb)

Length

median 275 in
A · 41st percentile (269 in)B · 87th percentile (314 in)
A · 8870B · 9420RMedian Four-Wheel Drive Tractor
Full spec pageJohn Deere 8870Full spec pageJohn Deere 9420R