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John Deere 650 vs John Deere AR Unstyled

Verdict: John Deere 650 vs John Deere AR Unstyled

The John Deere 650 and the John Deere AR Unstyled are both tractors — here is how they stack up on the figures that matter. John Deere AR Unstyled leads on rated power with 18 hp against 17 hp. John Deere 650 is the lighter machine (1,530 kg vs 2,154 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 650 is the newer design (1981 vs 1935). In short: choose the John Deere AR Unstyled for outright pulling power, or the John Deere 650 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Fit & specs
John Deere 650 Tractor
John Deere
71
Fit score
Best match
Clear
John Deere AR Unstyled Tractor
John Deere
71
Fit score
Best match
Clear
Rated power
17 hp
18 hp
Confidence
98%
98%
Guide price
Overview
Distributor
John DeereReference
Manufacturer
YanmarReference
John DeereReference
With 9.5-16 rear tires.Reference
Gear 1 used for pull test.Reference
Original price
$9,300 (1989 4WD )Reference
Differential lock
mechanical rearReference
Steering
powerReference
AR Total built
17,394Reference
AO Total built
2,686Reference
Engine
Engine (gross)
12.7 kWReference
Displacement
0.9 LReference
5.3 LReference
Bore/Stroke
80 x 85 mmReference
140 x 171 mmReference
Power (gross)
12.7 kWReference
Air cleaner
dryReference
oil bathReference
Pre-heating
therostartReference
Compression
22.5:1Reference
4.45:1Reference
Rated RPM
2600Reference
975Reference
Starter volts
12Reference
Oil capacity
13.2 LReference
10.4 LReference
Coolant capacity
3.8 LReference
30.3 LReference
Intake valve clearance
0.203 mmReference
Exhaust valve clearance
0.203 mmReference
Fuel Type
DieselReference
No of Cylinders
2-cylinderReference
Rated engine speed
2,600Reference
Bore and stroke
3.15x3.35 inchesReference
Compression ratio
22.5:1Reference
Cooling system
liquid-cooled inline | 4.0 qtsReference
thermo-siphonReference
Drawbar (claimed)
13.4 kWReference
Belt (claimed)
17.9 kWReference
Plows
2Reference
Drawbar (tested)
19.8 kWReference
Belt (tested)
22.6 kWReference
Firing order
1-2Reference
Sparkplug gap
0.762 mmReference
Belt power (max)
22.6 kWReference
Max power
19.8 kWReference
Transmission
Gears
8 forward and 2 reverseReference
4 forward and 1 reverseReference
forward and reverse options
8 forward and 2 reverseReference
Transmission
John DeereReference
PTO & Hydraulics
PTO (claimed)
10.8 kWReference
Hydraulic system
14.2 LReference
7.9 LReference
Type
gearReference
unsynchronized gearReference
Capacity
14.2 LReference
7.9 LReference
Pressure
140.0 barReference
Valves
2Reference
1Reference
Rear Type
IReference
Control
position controlReference
Rear PTO
transmissionReference
transmissionReference
Clutch
200mm dry discReference
dry discReference
Rear PTO Type
540 (1.375)Reference
540Reference
Engine RPM
540@2350Reference
Front PTO
independentReference
Pump flow
33.7 lpmReference
Capacities
Fuel
23.5 LReference
60.6 LReference
Aux. fuel
3.8 LReference
Diameter
32 cmReference
RPM
975Reference
Speed
996.70 meters/minReference
Dimensions
Wheelbase
142 cmReference
Weight
294 kgReference
2154 kgReference
Front tire
5.00-12Reference
28x6Reference
Rear tire
9.5-16Reference
42.75x10Reference
Standard tires (ag)
Front: 6-12. Rear: 9.5-16Reference
Lawn/turf front
23/8.5-12Reference
Lawn/turf rear
31/15.5-15Reference
Length
273 cmReference
314 cmReference
Width
109 cmReference
162 cmReference
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
131 cmReference
2WD Shipping
694 kgReference
4WD Shipping
743 kgReference
Max Drawbar
249 kgReference
Ag front
6.00-16Reference
Ag rear
12-26Reference
Height (hood)
139 cmReference
Operating weight
2154 kgReference
Ballasted weight
2880 kgReference
Rear axle
69 mmReference
Front tread
121 cmReference
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
284074 (Styled)Reference
Electrical
Ground
negativeReference
positiveReference
Charging system
alternatorReference
Charging amps
15Reference
Battery CCA
370Reference
Battery volts
12Reference
6Reference
Battery Group
BCI 24Reference
Total cold cranking amps
370Reference
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
Speeds
General
Make & Model
YanmarReference
Power
Rated Power
17 hpReference
PTO
Rear PTO Power
AvailableReference
Front PTO Power
AvailableReference
Hydraulics
Hydraulics Type
open centerReference
Maximum operating pressure
2,030 psiReference
Remote Valves
2Reference
Rear Hitch category (SAE designation)
Category IReference
Rear Hitch Sensing Type
position controlReference
Dimensions & weight
Overall Length
273.1 cmReference
Front axle clearance
2WD:13.5 inchesReference
Steering & brakes
Steering type
manual, powerReference
Variants
A
Row-cropReference
AR
Standard front axleReference
AO
OrchardReference
AOS
narrow orchardReference
AW
Adjustable wide-frontReference
AN
Single front wheelReference
AH
High-cropReference
AR Serial Number Location
AR Serial Numbers
1935
250000 (Unstyled)Reference
1936
251486 (Unstyled)Reference
1937
253521 (Unstyled)Reference
1938
255416 (Unstyled)Reference
1939
256700 (Unstyled)Reference
1940
257647 (Unstyled)Reference
1941
260000 (Unstyled)Reference
1942
261125 (Unstyled)Reference
1943
262157 (Unstyled)Reference
1944
262755 (Unstyled)Reference
1945
264198 (Unstyled)Reference
1946
265535 (Unstyled)Reference
1947
266643 (Unstyled)Reference
1948
268410 (Unstyled)Reference
1949
270131 (Unstyled)Reference
1950
272000 (Styled)Reference
1951
275938 (Styled)Reference
1952
278700 (Styled)Reference
1953
282351 (Styled)Reference
Test results
Belt fuel use (max)
11.7 l/hourReference
Max pull
1926 kgReference

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.

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