Compare/John Deere 8320RT vs John Deere 9620T

John Deere 8320RT vs John Deere 9620T

Verdict: John Deere 8320RT vs John Deere 9620T

The John Deere 8320RT and the John Deere 9620T are both tractors — here is how they stack up on the figures that matter. John Deere 9620T leads on rated power with 324 hp against 320 hp. John Deere 8320RT is the newer design (2009 vs 2004). In short: choose the John Deere 9620T for outright pulling power, or the John Deere 8320RT 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

320 hp

324 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

John DeereReference

Speed in R3 at 2300 RPM and R4 at 1500 RPM. Fifth reverse is dealer-installed option.Reference

Gear 1 used for pull test.Reference

Drive

crawlerReference

Steering

electro-hydraulic powerReference

Variants

9620

—

wheeled tractorReference

8320R

wheeled tractorReference

—

Engine

Engine (gross)

238.6 kWReference

—

Engine (net)

228.9 kWReference

—

Engine (max)

258.8 kWReference

—

Drawbar (tested)

167.9 kWReference

284.7 kWReference

Displacement

9.0 LReference

12.5 LReference

Bore/Stroke

118 x 136 mmReference

127 x 165 mmReference

Emissions

Stage IIIAReference

—

Rated Power (net)

228.9 kWReference

—

Rated Power (gross)

238.6 kWReference

—

Maximum Power (gross)

258.8 kWReference

—

Air cleaner

dual paper elementsReference

dryReference

Compression

16.3:1Reference

14.8:1Reference

Rated RPM

2100Reference

Operating RPM

1500-2100Reference

—

Starter

electricReference

—

Starter volts

12Reference

Coolant capacity

40.0 LReference

60.6 LReference

Oil capacity

258.6 LReference

230.9 LReference

Oil change

375 h (JD Plus-50 II oil)Reference

—

Max power

167.9 kWReference

284.7 kWReference

Power at rated engine speed

194.9 kWReference

241.7 kWReference

Fuel Type

DieselReference

—

No of Cylinders

6 cylinderReference

—

Emissions compliance

Tier 3 | selective catalyst reductionReference

—

Bore and stroke

4.66x5.35 inchesReference

—

Cooling system

liquid-cooledReference

—

Engine

—

372.9 kWReference

Power

—

372.9 kWReference

Transmission

Infinitely Variable Transmission (IVT)Reference

John Deere PowerShiftReference

Gears

infinite forward and reverseReference

18 forward and 6 reverseReference

Oil type

JD Hy-GardReference

—

Transmission Type

IVTReference

—

forward and reverse options

infinite forward and reverseReference

—

Wheel Drive

4WDReference

—

PTO & Hydraulics

PTO (claimed)

193.9 kWReference

225.2 kWReference

PTO (tested)

221.8 kWReference

279.2 kWReference

Hydraulic system

258.5 LReference

104.1 LReference

Type

full power shiftReference

Capacity

258.5 LReference

104.1 LReference

Pressure

200.0 barReference

Valves

3 to 5Reference

4 or 5Reference

Pump flow

132.5 lpmReference

113.6 lpmReference

Total flow

227.1 lpmReference

181.7 lpmReference

Rear Type

IVN/IIIReference

III, IV/IVNReference

Rear lift (at 24"/610mm)

8754 kgReference

—

Rear PTO

independentReference

Rear PTO Type

1000 (1-3/4)Reference

1000Reference

Power at rated PTO speed

213.8 kWReference

271.1 kWReference

Rear lift

—

6552 kgReference

Capacities

Fuel

757.0 LReference

1211.2 LReference

Max capacity

—

22680 kgReference

Dimensions

Wheelbase

251 cmReference

281 cmReference

Length

567 cmReference

683 cmReference

Height (cab)

332 cmReference

345 cmReference

Clearance (rear axle)

62 cmReference

—

Clearance (drawbar)

37 cmReference

—

Weight

—

39000 to 43380 poundsReference

Height (exhaust)

—

351 cmReference

Ground clearance

—

48 cmReference

Shipping

—

17690 kgReference

Operating

—

19677 kgReference

8320RT Serial Numbers

Location:

Right side of tractor.Reference

—

Electrical

Ground

negativeReference

Charging system

alternatorReference

Charging amps

200Reference

140Reference

Batteries

2Reference

3Reference

Battery CCA

925Reference

Battery volts

12Reference

Total cold cranking amps

925 (each) CCAReference

—

John Deere 8320RT Tracks

Width

381 cmReference

345 cmReference

Test results

Fuel use

58.7 l/hourReference

97.3 l/hourReference

Max pull

15056 kgReference

22222 kgReference

Speeds

General

Make & Model

John DeereReference

—

Cruise control

TRUEReference

—

SCV control

JOYSTICKReference

—

Drawbar category

Cat 4, Cat 4 Heavy-Duty optionalReference

—

Country of manufacturer

USAReference

—

PTO

PTO Power

264 hpReference

—

Rear PTO Power

AvailableReference

—

Rear PTO RPM

1,000 RPMReference

—

Front PTO Power

AvailableReference

—

Steering & brakes

Brakes

Hydraulic wet disc brakesReference

—

Hydraulics

Remote Valves

4 to 6 VALVESReference

—

Rear Hitch category (SAE designation)

Category IVN/IIIReference

—

Rear Hitch maximum lift capacity

9,071.8 kgReference

—

Operator station

Cab Availability

AvailableReference

—

Seat Suspension

TRUEReference

—

9620T Serial Number Location

John Deere 9620T Tracks

Length on ground

—

281 cmReference

Area on ground

—

5.2 m²Reference

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.