Compare/John Deere 4320 vs John Deere 6615

John Deere 4320 vs John Deere 6615

Verdict: John Deere 4320 vs John Deere 6615

The John Deere 4320 and the John Deere 6615 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 117 hp. John Deere 6615 is the lighter machine (8,776 kg vs 9,050 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 6615 holds more fuel (207.0 L vs 54.9 L) for longer stints between fills. John Deere 6615 is the newer design (2003 vs 1971). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer 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

117 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

John DeereReference

Gear 2 used for pull test.Reference

Four power shift gears (1-4) in four synchronized ranges (A-D) with power shuttle lever.Reference

Total built

21,485Reference

—

Drive

4x4 HFWD 4WDReference

—

Differential lock

—

electro-hydraulic rearReference

Steering

—

hydrostatic powerReference

Engine

Drawbar (tested)

75.8 kWReference

62.2 kWReference

Displacement

6.6 LReference

6.8 LReference

Bore/Stroke

108 x 121 mmReference

106 x 127 mmReference

Fuel use

26.5 l/hourReference

25.4 l/hourReference

Air cleaner

paper elementsReference

—

Compression

15.7:1Reference

17:1Reference

Rated RPM

2200Reference

2300Reference

Idle RPM

800-2200Reference

—

Operating RPM

1500-2200Reference

1500-2300Reference

Firing order

1-5-3-6-2-4Reference

Starter volts

12Reference

Oil capacity

53.0 LReference

20.1 LReference

Coolant capacity

26.5 LReference

—

Power at rated engine speed

86.9 kWReference

74.3 kWReference

Max power

75.8 kWReference

62.2 kWReference

Fuel Type

dieselReference

No of Cylinders

4 cylinderReference

6 cylinderReference

Rated engine speed

2,400 RPMReference

2,300 RPMReference

Engine torque at rated speed

57.6 kgReference

151.5 kgReference

Bore and stroke

3.386x4.134 inchesReference

4.19x5.00 inchesReference

Compression ratio

20:1Reference

17:1Reference

Cooling system

liquid-cooledReference

Engine (gross)

—

87.0 kWReference

Engine (net)

—

85.8 kWReference

Rated Power (net)

—

85.8 kWReference

Rated Power (gross)

—

87.0 kWReference

Starter power

—

3.1 kWReference

ROPS Coolant capacity

—

13.0 LReference

Cab Coolant capacity

—

15.5 LReference

Transmission

John Deere Syncro-RangeReference

PowrQuadReference

Gears

8 forward and 2 reverseReference

16 forward and reverseReference

Clutch

13.5-inch dry discReference

wet discReference

Transmission Type

E-HSTReference

Power QuadReference

Wheel Drive

4 WDReference

4WDReference

PTO & Hydraulics

PTO (claimed)

85.8 kWReference

70.8 kWReference

PTO (tested)

86.9 kWReference

78.5 kWReference

Hydraulic system

53.0 LReference

—

Type

partially synchronizedReference

four-speed power shiftReference

Capacity

53.0 LReference

414.4 ciReference

Valves

1 to 3Reference

1 to 4Reference

Pump flow

83.3 lpmReference

66.2 lpmReference

Rear Type

IIReference

Rear lift

1701 kgReference

—

Rear PTO

independentReference

Rear PTO Type

1000Reference

540/1000Reference

Power at rated PTO speed

80.6 kWReference

77.2 kWReference

Control

—

electro-hydraulic lower-link draft sensingReference

Rear lift (at 24"/610mm)

—

2683 kgReference

Capacities

Fuel

166.5 LReference

—

Fuel tank

54.9 LReference

207.0 LReference

Crankcase oil volume

7.9 qtsReference

21.2 qtsReference

Dimensions

Wheelbase

270 cmReference

264.9 cmReference

Weight

9050 to 10675 poundsReference

8776 to 10252 poundsReference

Front tire

10.00-16Reference

Rear tire

18.4-34Reference

—

Ag front

12.4-24 (4WD)Reference

—

Ag rear

18.4-34 (duals)Reference

—

Length

404 cmReference

450 cmReference

Width

287 cmReference

—

Height

271 cmReference

—

Height (steering wheel)

206 cmReference

—

Clearance (front axle)

53 cmReference

—

Clearance (rear axle)

66 cmReference

—

Clearance (drawbar)

38 cmReference

—

Rear axle

85 mmReference

—

Front tread

177 to 223 cmReference

—

Rear tread

152 to 304 cmReference

—

Shipping

4105 kgReference

—

Operating

4842 kgReference

—

Ballasted

6522 kgReference

—

2WD Wheelbase

—

270 cmReference

4WD Wheelbase

—

264 cmReference

2WD Rear tire

—

18.4-38Reference

2WD Standard tires (ag)

—

Front: 10.00-16. Rear: 18.4-38Reference

4WD Standard tires (ag)

—

Front: 12.4-28. Rear: 18.4-38Reference

2WD Optional tires (ag)

—

Front: 10.00-16. Rear: 18.4-34Reference

4WD Optional tires (ag)

—

Front: 13.6-28. Rear: 18.4-38Reference

Height (exhaust)

—

273 cmReference

Rack-and-pinion rear axle

—

78 by 2555 mmReference

2WD ROPS Shipping

—

3980 kgReference

2WD Cab Shipping

—

4380 kgReference

4WD ROPS Shipping

—

4246 kgReference

4WD Cab Shipping

—

4650 kgReference

John Deere 4320 attachments

4320 Serial Number Location

4320 Serial Numbers

1971

6000Reference

—

1972

17031Reference

—

Final

27484Reference

—

Electrical

Ground

negativeReference

Total cold cranking amps

770 ccaReference

—

Charging system

—

alternatorReference

Charging amps

—

90Reference

Battery CCA

—

1230Reference

Battery volts

—

12Reference

Battery AH

—

154Reference

Attachment overview

Test results

Max pull

5344 kgReference

4479 kgReference

General

Make & Model

John DeereReference

Cruise control

StandardReference

—

Country of manufacturer

USAReference

BrazilReference

Rear Axle Type

—

Flange | Rack-and-pinionReference

PTO

PTO Power

40.5 hpReference

103 hpReference

Rear PTO Power

AvailableReference

Rear PTO RPM

540 RPMReference

1,000 RPMReference

Mid PTO

AvailableReference

—

Mid PTO RPM

2,100 RPMReference

—

Steering & brakes

Brakes

Differential mechanical wet disc brakesReference

Hydraulic Wet DiscReference

Steering type

Power steeringReference

Hydrostatic PowerReference

Hydraulics

Pump Rated Output (total)

17.1 gpmReference

—

Hydraulics Type

Open CenterReference

Closed CenterReference

Maximum operating pressure

2,500 psiReference

2,900 psiReference

Steering & Implements flow

5.1 gpm (12 gpm)Reference

—

Rear Hitch category (SAE designation)

Category IReference

Category IIReference

Remote Valves

—

2 to 3 ValvesReference

Rear Hitch maximum lift capacity

—

2,469.8 kgReference

Rear Hitch Sensing Type

—

electronic lower linkReference

Dimensions & weight

Height Over ROPS

246.9 cmReference

—

Overall Length

325.6 cmReference

492 cmReference

Overall Width

233.4 cmReference

—

Overall weight

1,746.3 kgReference

4,246.1 kgReference

Overall Height

—

273.8 cmReference

Wheels & tyres

Rear Wheel Type

13.6-28Reference

23.1-30Reference

Front Wheel Type

8.00-16Reference

14.9-26.Reference

Rear wheel tread range

—

64.4 to 75.5 inchesReference

Front Wheel tread range

—

63.6 to 84.8 inchesReference

Operator station

Cab Availability

AvaialbleReference

AvailableReference

Seat Suspension

TrueReference

TRUEReference

Variants

6615

—

utilityReference

6615HC

—

high-clearanceReference

John Deere 6615 attachments

Speeds

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.