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Massey Ferguson 4840 vs Massey Ferguson 8S.285
Verdict: Massey Ferguson 4840 vs Massey Ferguson 8S.285
The Massey Ferguson 4840 and the Massey Ferguson 8S.285 are both tractors — here is how they stack up on the figures that matter. Massey Ferguson 4840 leads on rated power with 265 hp against 245 hp. Massey Ferguson 8S.285 is the lighter machine (19,180 kg vs 27,000 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Massey Ferguson 8S.285 is the newer design (2021 vs 1978). In short: choose the Massey Ferguson 4840 for outright pulling power, or the Massey Ferguson 8S.285 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
Massey Ferguson
71
Fit score
Best match
Clear
Massey Ferguson
71
Fit score
Best match
Clear
Rated power
265 hp
245 hp
Confidence
98%
98%
Guide price
—
—
Overview
Manufacturer
Massey FergusonReference
Massey Ferguson (a part of AGCO)Reference
With 23.1-34 tires.Reference
liquid-cooledReference
Final drives
planetaryReference
—
Differential lock
—
automatic front and rearReference
Trailer brakes
—
hydraulicReference
Engine
Engine (net)
197.6 kWReference
—
Drawbar (claimed)
126.8 kWReference
—
Drawbar (tested)
134.0 kWReference
—
Displacement
14.8 LReference
7.4 LReference
Bore/Stroke
140 x 121 mmReference
108 x 134 mmReference
Power (net)
197.6 kWReference
—
Air cleaner
dual dry elementsReference
—
Compression
15.5:1Reference
—
Starter volts
12Reference
12Reference
Oil capacity
41.6 LReference
—
Coolant capacity
56.8 LReference
—
Power at rated engine speed
157.1 kWReference
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Max power
134.0 kWReference
—
Fuel Type
DieselReference
—
No of Cylinders
8-cylinderReference
—
Bore and stroke
5.50x4.75 inchesReference
—
Compression ratio
15.5:1Reference
—
Cooling system
liquid-cooledReference
—
Fuel tank
—
499.6 LReference
Exhaust fluid (DEF)
—
43.1 LReference
Engine
—
210.0 kWReference
Emissions
—
Stage 5Reference
Power
—
210.0 kWReference
Maximum Power
—
224.3 kWReference
Fuel system
—
common railReference
Rated RPM
—
1850Reference
Torque
—
1260.1 NmReference
Torque RPM
—
1500Reference
Starter
—
electricReference
Transmission
Gears
12 forward and 4 reverseReference
infinite forward and reverseReference
Clutch
wet disc with four 14-inch platesReference
—
Transmission Type
PowershiftReference
—
forward and reverse options
18 forward and 6 reverseReference
—
Transmission
—
Dyna-VTReference
PTO & Hydraulics
PTO (claimed)
157.3 kWReference
183.0 kWReference
PTO (tested)
157.1 kWReference
—
Type
gearReference
continuously-variable transmissionReference
Valves
3 to 4Reference
—
Pump flow
106.0 lpmReference
205.1 lpmReference
Total flow
227.1 lpmReference
—
Steering cap.
90.9 LReference
—
Rear Type
IVReference
IIIReference
Control
position control with electronic lower link sensingReference
position and draft controlReference
Rear lift (at 24"/610mm)
4989 kgReference
—
Rear PTO
independentReference
independentReference
Rear PTO Type
1000 (1.75)Reference
1000 (1.75)Reference
Engine RPM
1000@2350Reference
1000@1920Reference
Power at rated PTO speed
157.1 kWReference
—
Rear valves
—
5Reference
Rear lift (at ends)
—
10000 kgReference
Front lift
—
4799 kgReference
Front PTO
—
independentReference
Front PTO Type
—
1000Reference
Capacities
Fuel
719.1 LReference
—
Steering
90.9 LReference
—
Front axle
101 mmReference
—
Rear axle
101 mmReference
—
Max capacity
15422 kgReference
13700 kgReference
Capacity
903 ciReference
—
Dimensions
Wheelbase
347 cmReference
305 cmReference
Weight
27000 to 30920 poundsReference
19180 to 22046 poundsReference
Front tire
23.1-34Reference
540/65R30Reference
Rear tire
23.1-34Reference
650/65R42Reference
Ag front
30.5-32Reference
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Ag rear
30.5-32Reference
—
Length
640 cmReference
537 cmReference
Width
274 cmReference
—
Height
330 cmReference
—
Shipping
12247 kgReference
8700 kgReference
Operating
14025 kgReference
10000 kgReference
Standard tires (ag)
—
Front: 540/65R30. Rear: 650/65R42Reference
Optional tires (ag)
—
Front: 720/55R30. Rear: 900/50R42Reference
Height (cab)
—
341 cmReference
4840 Serial Numbers
1978
9D001001Reference
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1979
9D001031Reference
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1980
9D002102Reference
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1981
9D002752Reference
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1982
9D003515Reference
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1983
9D003897Reference
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Location:
Rear, right-side of cabReference
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Electrical
Ground
negativeReference
negativeReference
Charging system
alternatorReference
alternatorReference
Charging amps
60Reference
—
Batteries
4Reference
—
Battery volts
12Reference
12Reference
Battery options
4Reference
—
Test results
Fuel use
51.1 l/hourReference
—
Max pull
12787 kgReference
—
Speeds
General
Make & Model
Massey FergusonReference
—
Rear Axle Type
10.2 cmReference
—
Front Axle Type
10.2 cmReference
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Power
Rated Power
265 hpReference
—
PTO
Rear PTO Power
AvailableReference
—
Hydraulics
Hydraulics Type
open centerReference
—
Remote Valves
3 to 4Reference
—
Rear Hitch category (SAE designation)
Category IVReference
—
Rear Hitch Sensing Type
position control with electronic lower link sensingReference
—
Dimensions & weight
Overall Height
330.2 cmReference
—
Overall Length
640.1 cmReference
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Overall Width
274.3 cmReference
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Wheels & tyres
Rear wheel tread range
23.1-34, 18.4-38, 20.8-38, 24.5-32, 30.5-32 inchReference
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Front Wheel tread range
23.1-34, 18.4-38, 20.8-38, 24.5-32, 30.5-32Reference
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Steering & brakes
Steering type
articulated hydrostatic powerReference
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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.