Compare/John Deere 20A vs John Deere 650

John Deere 20A vs John Deere 650

Verdict: John Deere 20A vs John Deere 650

The John Deere 20A and the John Deere 650 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 17 hp. John Deere 20A is the lighter machine (750 kg vs 1,530 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 20A is the newer design (2008 vs 1981). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.

Tune the fit score

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

17 hp

Confidence

98%

Guide price

—

Overview

Distributor

John DeereReference

Manufacturer

GoldoniReference

YanmarReference

With 6.5/80x15 tires.Reference

With 9.5-16 rear tires.Reference

Steering

hydrostatic powerReference

powerReference

Original price

—

$9,300 (1989 4WD )Reference

Differential lock

—

mechanical rearReference

Engine

15.7 kWReference

—

Displacement

1.0 LReference

0.9 LReference

Bore/Stroke

90 x 75 mmReference

80 x 85 mmReference

Power

15.7 kWReference

—

Rated RPM

3000Reference

2600Reference

Torque

71.9 NmReference

—

Torque RPM

2300Reference

—

Firing order

1-2Reference

—

Starter volts

12Reference

Intake valve clearance

1.524 mmReference

0.203 mmReference

Exhaust valve clearance

1.524 mmReference

0.203 mmReference

Oil capacity

6.0 LReference

13.2 LReference

Fuel Type

dieselReference

DieselReference

No of Cylinders

2 cylinderReference

2-cylinderReference

Rated engine speed

3,000 RPMReference

2,600Reference

Engine torque at rated speed

24 kgReference

—

Bore and stroke

3.54x2.95 inchesReference

3.15x3.35 inchesReference

Cooling system

air-cooledReference

liquid-cooled inline | 4.0 qtsReference

Engine (gross)

—

12.7 kWReference

Power (gross)

—

12.7 kWReference

Air cleaner

—

dryReference

Pre-heating

—

therostartReference

Compression

—

22.5:1Reference

Coolant capacity

—

3.8 LReference

Compression ratio

—

22.5:1Reference

Transmission

Gears

6 forward and 3 reverseReference

8 forward and 2 reverseReference

Transmission Type

GearReference

—

forward and reverse options

Gear - 6F and 3RReference

8 forward and 2 reverseReference

Wheel Drive

4 WDReference

—

PTO & Hydraulics

PTO (claimed)

12.7 kWReference

10.8 kWReference

Hydraulic system

6.4 LReference

14.2 LReference

Type

gearReference

Capacity

6.4 LReference

14.2 LReference

Pressure

125.0 barReference

140.0 barReference

Total flow

34.1 lpmReference

—

Steering press.

90.0 barReference

—

Rear Type

1/1NReference

IReference

Rear lift

498 kgReference

—

Rear PTO

independentReference

transmissionReference

Rear PTO Type

540Reference

540 (1.375)Reference

Valves

—

2Reference

Control

—

position controlReference

Clutch

—

200mm dry discReference

Engine RPM

—

540@2350Reference

Front PTO

—

independentReference

Capacities

Fuel

22.7 LReference

23.5 LReference

Fuel tank

22.7 LReference

—

Crankcase oil volume

3.17 qtsReference

—

Dimensions

Wheelbase

99 cmReference

142 cmReference

Weight

750 kgReference

294 kgReference

Front tire

6.5/80x15Reference

5.00-12Reference

Rear tire

6.5/80x15Reference

9.5-16Reference

Ag front

6.5/80x15Reference

—

Ag rear

6.5/80x15Reference

—

Length

248 cmReference

273 cmReference

Width

81 cmReference

109 cmReference

Height

101 cmReference

—

Shipping weight

750 kgReference

—

Ground clearance

23 cmReference

—

Standard tires (ag)

—

Front: 6-12. Rear: 9.5-16Reference

Lawn/turf front

—

23/8.5-12Reference

Lawn/turf rear

—

31/15.5-15Reference

2WD Clearance (front axle)

—

34 cmReference

4WD Clearance (front axle)

—

26 cmReference

2WD Front tread

—

83 cmReference

4WD Front tread

—

86 cmReference

Rear tread

—

81/88 cmReference

2WD Shipping

—

694 kgReference

4WD Shipping

—

743 kgReference

Max Drawbar

—

249 kgReference

20A Serial Numbers

Location:

On the left-front, just ahead of the front tire, behind the muffler.Reference

—

Electrical

Ground

negativeReference

Charging system

alternatorReference

Charging amps

14Reference

15Reference

Battery volts

12Reference

Battery AH

45Reference

—

Battery CCA

—

370Reference

Battery Group

—

BCI 24Reference

Total cold cranking amps

—

370Reference

Speeds

General

Make & Model

GoldoniReference

YanmarReference

Rollover protective structure

Two-post ROPS.Reference

—

Country of manufacturer

ItalyReference

—

Power

Max Power

21 hpReference

—

Rated Power

—

17 hpReference

PTO

PTO Power

17 hpReference

—

Rear PTO Power

AvailableReference

Rear PTO RPM

540 RPMReference

—

Front PTO Power

—

AvailableReference

Steering & brakes

Brakes

Hydraulic Wet DiscReference

—

Steering type

Hydrostatic PowerReference

manual, powerReference

Hydraulics

Pump Rated Output (total)

9 gpmReference

—

Hydraulics Type

Open CenterReference

open centerReference

Maximum operating pressure

1,813 psiReference

2,030 psiReference

Rear Hitch category (SAE designation)

Category 1/1NReference

Category IReference

Rear Hitch maximum lift capacity

499 kgReference

—

Remote Valves

—

2Reference

Rear Hitch Sensing Type

—

position controlReference

Dimensions & weight

Overall Height

101.6 cmReference

—

Overall Length

248.9 cmReference

273.1 cmReference

Overall Width

81.3 cmReference

—

Overall weight

750.2 kgReference

—

Front axle clearance

—

2WD:13.5 inchesReference

Wheels & tyres

Rear Wheel Type

6.5/80x15Reference

—

Front Wheel Type

6.5/80x15Reference

—

John Deere 650 attachments

650 Serial Number Location

650 Serial Numbers

1981

—

1000Reference

1982

—

3539Reference

1983

—

6250Reference

1984

—

10543Reference

1985

—

15001Reference

1986

—

19001Reference

1987

—

22501Reference

1988

—

24298Reference

Final

—

25426Reference

Attachment overview

60" Mower deck

Cutting width

—

152 cmReference

Overall width

—

184 cmReference

John Deere 7 Backhoe

Backhoe type

—

John Deere 7 BackhoeReference

Transport height

—

175 cmReference

Digging depth

—

228 cmReference

Reach from pivot

—

289 cmReference

Loading height

—

177 cmReference

Bucket Rotation

—

180°Reference

Swing Arc

—

180°Reference

John Deere 650 Height

2WD Hood

—

109 cmReference

4WD Hood

—

113 cmReference

ROPS

—

186 cmReference

Exhaust

—

191 cmReference

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.