Head to head · Utility

Ford 6640 vs Massey Ferguson 399

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FordModel A

Ford 6640

Utility

power
90.7 hp
displacement
304 ci
Cylinders
4
Forward gears
Not recorded
Full 6640 specs
Image not recorded
Massey FergusonModel B

Massey Ferguson 399

Utility

power
90.5 hp
displacement
365 ci
Cylinders
6
Forward gears
12
Full 399 specs
FordFord 6640
vs
Massey FergusonMassey Ferguson 399

How they compare

Headline specs vs. the whole Utility

n = 4,321–5,720

Engine Power

▲ 6640 higher · +0.2 hp (<1%)
664090.7 hp
39990.5 hp
Median Utility Tractor55 hp

6640 is in the 78th percentile; 399 is in the 78th · 5,383 models

Engine Displacement

▲ 399 higher · +61 ci (+20%)
6640304 ci
399365 ci
Median Utility Tractor183 ci

6640 is in the 84th percentile; 399 is in the 88th · 5,580 models

Cylinders

▲ 399 higher · +2 (+50%)
66404
3996
Median Utility Tractor4

6640 is in the 50th percentile; 399 is in the 93rd · 5,720 models

Operating Weight

▲ 399 higher · +540 lb (+7%)
66408,135 lb
3998,675 lb
Median Utility Tractor5,303 lb

6640 is in the 76th percentile; 399 is in the 80th · 5,107 models

6640 (A)399 (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecFord 6640Massey Ferguson 399Difference
ManufacturerFordMassey Ferguson—
Model6640399—
CategoryUtilityUtilitySame

Engine

SpecFord 6640Massey Ferguson 399Difference
ManufacturerFordPerkins—
ModelGenesisPerkins Diesel Type six cylinder vertical Serial No. YA260IPLD2/U517797U—
Power Output90.7hp90.5hp▲ 6640+0.2 hp · <1%
Rated RPM2,200RPM2,200RPMSame
Cylinders46▲ 399+2 · +50%
Displacement304ci365ci▲ 399+61 ci · +20%
Bore4.4in3.9in▲ 6640+0.5 in · +13%
Stroke5in5inSame

Transmission

SpecFord 6640Massey Ferguson 399Difference
TypeNot recordedSelective gear fixed ratio—

Dimensions & Weight

SpecFord 6640Massey Ferguson 399Difference
Length162inNot recorded—
WidthNot recorded87in—
Height107in103in▲ 6640+4 in · +4%
Operating Weight8,135lb8,675lb▲ 399+540 lb · +7%

Hydraulics

SpecFord 6640Massey Ferguson 399Difference
System TypeOpen centerOpen centerSame
Pump Flow CapacityNot recorded8.8gpm—
PressureNot recorded3,465psi—
Steering TypeHydrostatic powerHydrostatic powerSame

Power Take-off (PTO)

SpecFord 6640Massey Ferguson 399Difference
TypeIndependentIndependentSame
Speed 1540rpm540rpmSame
Speed 2Not recorded1,000rpm—

Tires

SpecFord 6640Massey Ferguson 399Difference
Front Tire SizeNot recorded14.9R24—
Rear Tire SizeNot recorded18.4R34—

Hitch & Towing

SpecFord 6640Massey Ferguson 399Difference
Hitch TypeThree-Point HitchThree-Point HitchSame
Hitch CategoryIIIISame
Hitch PositionNot recordedRear—
Hitch CapacityNot recorded4,405lb—

Chassis & Drive

SpecFord 6640Massey Ferguson 399Difference
Drive TypeNot recordedFWA—
Steering TypeHydrostatic powerHydrostatic powerSame
Brake TypeNot recordedMultiple wet disc—

Electrical

SpecFord 6640Massey Ferguson 399Difference
Starter TypeElectricElectricSame

Capacities

SpecFord 6640Massey Ferguson 399Difference
Coolant3.8gal5.3gal▲ 399+1.5 gal · +39%

Operator Station

SpecFord 6640Massey Ferguson 399Difference
TypeTwo-post foldable ROPSTwo-post ROPS or cab (optional)—

Category context

Both models against the field

Engine Power

median 55 hp
A · 78th percentile (90.7 hp)B · 78th percentile (90.5 hp)

Engine Displacement

median 183 ci
A · 84th percentile (304 ci)B · 88th percentile (365 ci)

Cylinders

median 4
A · 50th percentile (4)B · 93rd percentile (6)

Operating Weight

median 5,303 lb
A · 76th percentile (8,135 lb)B · 80th percentile (8,675 lb)

Height

median 94.1 in
A · 81st percentile (107 in)B · 72nd percentile (103 in)
A · 6640B · 399Median Utility Tractor
Full spec pageFord 6640Full spec pageMassey Ferguson 399