Compare/John Deere 7290R vs John Deere 8420

John Deere 7290R vs John Deere 8420

Verdict: John Deere 7290R vs John Deere 8420

The John Deere 7290R and the John Deere 8420 are both tractors — here is how they stack up on the figures that matter. John Deere 7290R leads on rated power with 290 hp against 284 hp. John Deere 7290R is the lighter machine (12,328 kg vs 21,650 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 7290R is the newer design (2014 vs 2002). In short: choose the John Deere 7290R for outright pulling power, or the John Deere 8420 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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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

290 hp

284 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

John DeereReference

With 50 KPH speed option.Reference

With 18.4R46 rear tires.Reference

Final drives

inboard planetaryReference

—

Differential lock

electro-hydraulic front (optional)Reference

—

Steering

ActiveCommand Steering optionalReference

hydrostatic powerReference

Trailer brakes

dual-line air (optional)Reference

hydraulicReference

Engine

Engine (gross)

216.3 kWReference

211.8 kWReference

Engine (max)

237.9 kWReference

234.1 kWReference

Drawbar (tested)

166.9 kWReference

154.7 kWReference

Displacement

9.0 LReference

8.1 LReference

Bore/Stroke

118 x 136 mmReference

116 x 129 mmReference

Emissions

Tier 4Reference

Tier IIReference

Emission control

selective catalytic reduction (SCR)Reference

—

Rated Power (gross)

216.3 kWReference

211.8 kWReference

Maximum Power (gross)

237.9 kWReference

234.1 kWReference

Fuel system

electronic high pressure common railReference

electronic high-pressure common rail (HPCR)Reference

Air cleaner

two stage dryReference

dry with secondary elementReference

Compression

16:1Reference

16.5:1Reference

Rated RPM

2100Reference

2200Reference

Starter

electricReference

—

Starter volts

12Reference

Max power

166.9 kWReference

154.7 kWReference

Power at rated engine speed

186.4 kWReference

175.6 kWReference

Fuel Type

dieselReference

—

No of Cylinders

6 cylinderReference

—

Rated engine speed

2,100 RPMReference

—

Emissions compliance

Tier 4 | selective catalytic reduction (SCR)Reference

—

Bore and stroke

4.66x5.35 inchesReference

—

Compression ratio

16.1Reference

—

Cooling system

liquid-cooledReference

—

Engine (net)

—

201.3 kWReference

Rated Power (net)

—

201.3 kWReference

Maximum Power (net)

—

223.7 kWReference

Idle RPM

—

900-2300Reference

Operating RPM

—

1500-2200Reference

Coolant capacity

—

34.0 LReference

Oil capacity

—

149.9 LReference

Oil change

—

250 hReference

Transmission

John Deere AutoPowr IVTReference

John Deere PowerShiftReference

Gears

infinite forward and reverseReference

16 forward and 4 reverseReference

Clutch

hydraulic wet discReference

Transmission Type

IVTReference

—

forward and reverse options

full power shift- 23F x 11R | IVT -infinite forward and reverseReference

—

Wheel Drive

4WDReference

—

PTO & Hydraulics

PTO (claimed)

180.5 kWReference

175.2 kWReference

PTO (tested)

210.8 kWReference

200.9 kWReference

Hydraulic system

20.1 LReference

140.0 LReference

Type

infinitely variable transmissionReference

full power shiftReference

Capacity

20.1 LReference

140.0 LReference

Pressure

204.0 barReference

200.0 barReference

Rear valves

3 to 6Reference

—

Mid valves

0 to 3Reference

—

Front valves

0 to 2Reference

—

Pump flow

223.3 lpmReference

—

Rear SCV flow

132.5 lpmReference

—

Front SCV flow

124.9 lpmReference

—

Rear Type

III/IIINReference

Control

electro-hydraulic draft sensingReference

—

Rear lift

10206 kgReference

7847 kgReference

Rear Arms

hydraulic center linkReference

—

Front Hitch

IIINReference

Front lift (at ends)

5200 kgReference

—

Drawbar

Cat. 3 adjustable swinging drawbar. Optional heavy-duty support.Reference

—

Rear PTO

independentReference

Rear PTO Type

540/1000 (1.375)Reference

540/1000 (1.375 optional)Reference

Front PTO

independentReference

—

Front PTO Type

1000 (1.75)Reference

—

Power at rated PTO speed

207.5 kWReference

—

ILS Hydraulic system

—

149.9 LReference

ILS Capacity

—

149.9 LReference

Valves

—

4 to 5Reference

SCV flow

—

113.6 lpmReference

Total flow

—

160.9 lpmReference

Front lift

—

4989 kgReference

Engine RPM

—

1000@2200Reference

Capacities

Fuel

541.3 LReference

605.6 LReference

Exhaust fluid (DEF)

25.7 LReference

—

Front hubs

—

3.4 LReference

ILS Front hubs

—

4.0 LReference

Front diff.

—

13.4 LReference

Dimensions

Wheelbase

292 cmReference

298 cmReference

Weight

12328 kgReference

21650 to 23780 poundsReference

Front tire

380/80R38Reference

16.9R30Reference

Rear tire

480/80R50Reference

18.4R46Reference

Standard tires (ag)

Front: 380/80R38. Rear: 480/80R50Reference

—

Length

553 cmReference

538 cmReference

Clearance (front axle)

66 cmReference

—

Clearance (rear axle)

68 cmReference

—

Clearance (drawbar)

45 cmReference

—

Front axle

Triple-Link Suspension PlusReference

Independent Link SuspensionReference

Rear axle

119 by 3009 mmReference

—

Front tread

152 to 223 cmReference

—

Rear tread

241 to 298 cmReference

—

Ag front

—

16.9R30Reference

Ag rear

—

18.4R46Reference

Height (cab)

—

310 cmReference

Rack-and-pinion rear axle

—

119 by 3009 mmReference

4WD Front tread

—

152 to 203 cmReference

ILS Front tread

—

152 to 223 cmReference

Shipping

—

9820 kgReference

ILS Shipping

—

10455 kgReference

Operating

—

10786 kgReference

Max Drawbar

—

4536 kgReference

John Deere 7290R attachments

7290R Serial Numbers

Location:

Right side of tractor frame above front axle.Reference

Serial number plate on rear of tractor.Reference

Electrical

Ground

negativeReference

Charging system

alternatorReference

Charging amps

240Reference

150Reference

Batteries

2Reference

Battery CCA

925Reference

Battery volts

12Reference

Battery Group

31Reference

—

Total cold cranking amps

925 CCAReference

—

John Deere 7290R Height

Cab

345 cmReference

—

Test results

Fuel use

51.1 l/hourReference

51.5 l/hourReference

Max pull

10477 kgReference

13591 kgReference

Speeds

General

Make & Model

John DeereReference

—

Drawbar category

Cat. 3 adjustable swinging drawbar. Optional heavy-duty support.Reference

—

Rear Axle Type

4.33 by 100.4 inchesReference

—

Front Axle Type

1,300 MFWD | Triple-Link Suspension PlusReference

—

Country of manufacturer

Waterloo, Iowa, USAReference

—

Hydraulics

Capacity Valves

24 ValveReference

—

Pump Rated Output (total)

59 gpmReference

—

Hydraulics Type

closed-center pressure and flow compensatedReference

—

Maximum operating pressure

2,958 psiReference

—

Remote Valves

3 to 6 ValvesReference

—

Rear Hitch category (SAE designation)

Category III/IIINReference

—

Rear Hitch maximum lift capacity

10,205.8 kgReference

—

Rear Hitch Sensing Type

electro-hydraulic draft sensingReference

—

Front Hitch category (SAE designation)

Category IIINReference

—

Power

Rated Power

290 hpReference

—

PTO

PTO Power

242 hpReference

—

Rear PTO Power

AvailableReference

—

Rear PTO RPM

1,000 RPMReference

—

Front PTO Power

AvailableReference

—

Steering & brakes

Brakes

hydraulic wet discReference

—

Steering type

hydrostatic power, ActiveCommand Steering optionalReference

—

Dimensions & weight

Height Over Cab

345.4 cmReference

—

Overall Length

553.7 cmReference

—

Front axle clearance

66 cmReference

—

Drawbar clearance

45.7 cmReference

—

Overall weight

12,328.6 kgReference

—

Wheels & tyres

Rear Wheel Type

480/80R50Reference

—

Front Wheel Type

380/80R38Reference

—

Front Wheel tread range

60 to 88 inchesReference

—

Operator station

Cab Availability

AvailableReference

—

Seat Suspension

TRUEReference

—

Variants

8420

—

wheeled tractorReference

8420T

—

crawlerReference

8420 Serial Numbers

2002

—

1001Reference

2003

—

10001Reference

2004

—

20001Reference

2005

—

30001Reference

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.