Head to head · Utility

David Brown 50D vs David Brown 990 Selectamatic

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David BrownModel A

David Brown 50D

Utility

power
50 hp
displacement
248 ci
Cylinders
6
Forward gears
6
Full 50D specs
David BrownDavid Brown 50D
vs
David BrownDavid Brown 990 Selectamatic

How they compare

Headline specs vs. the whole Utility

n = 3,933–5,720

Engine Power

▲ 990 Selectamatic higher · +5 hp (+10%)
50D50 hp
990 Selectamatic55 hp
Median Utility Tractor55 hp

50D is in the 45th percentile; 990 Selectamatic is in the 50th · 5,383 models

Engine Displacement

▲ 50D higher · +53 ci (+27%)
50D248 ci
990 Selectamatic195 ci
Median Utility Tractor183 ci

50D is in the 70th percentile; 990 Selectamatic is in the 52nd · 5,580 models

Cylinders

▲ 50D higher · +2 (+50%)
50D6
990 Selectamatic4
Median Utility Tractor4

50D is in the 93rd percentile; 990 Selectamatic is in the 50th · 5,720 models

Forward Gears

= Effectively tied
50D6
990 Selectamatic6
Median Utility Tractor12

50D is in the 11th percentile; 990 Selectamatic is in the 11th · 4,941 models

50D (A)990 Selectamatic (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecDavid Brown 50DDavid Brown 990 SelectamaticDifference
ManufacturerDavid BrownDavid BrownSame
Model50D990 Selectamatic—
CategoryUtilityUtilitySame

Engine

SpecDavid Brown 50DDavid Brown 990 SelectamaticDifference
ManufacturerDavid BrownDavid BrownSame
Power Output50hp55hp▲ 990 Selectamatic+5 hp · +10%
Rated RPM1,800RPM2,200RPM▲ 990 Selectamatic+400 RPM · +22%
Cylinders64▲ 50D+2 · +50%
Displacement248ci195ci▲ 50D+53 ci · +27%
Bore3.6in3.9in▲ 990 Selectamatic+0.3 in · +8%
Stroke4in4inSame

Transmission

SpecDavid Brown 50DDavid Brown 990 SelectamaticDifference
TypeGearGear type with dry disc clutch—

Dimensions & Weight

SpecDavid Brown 50DDavid Brown 990 SelectamaticDifference
Length135in126in▲ 50D+9 in · +7%
Width74in63.8in▲ 50D+10.2 in · +16%
Height65inNot recorded—
Operating Weight6,130lb5,104lb▲ 50D+1,026 lb · +20%

Hydraulics

SpecDavid Brown 50DDavid Brown 990 SelectamaticDifference
System TypeNot recordedOpen center—
Steering TypeManualManualSame

Power Take-off (PTO)

SpecDavid Brown 50DDavid Brown 990 SelectamaticDifference
TypeRearTransmission—
Speed 1540rpm540rpmSame
Speed 2Not recorded1,000rpm—

Hitch & Towing

SpecDavid Brown 50DDavid Brown 990 SelectamaticDifference
Hitch CategoryNot recordedII/I—
Hitch PositionNot recordedRear—
Hitch CapacityNot recorded2,000lb—

Chassis & Drive

SpecDavid Brown 50DDavid Brown 990 SelectamaticDifference
Chassis Type4x24x2 2WD—
Drive Type2WD2WDSame
Steering TypeManualManualSame
Brake TypeMechanical drumDifferential mechanical expanding shoe—

Electrical

SpecDavid Brown 50DDavid Brown 990 SelectamaticDifference
Starter TypeElectricElectricSame

Capacities

SpecDavid Brown 50DDavid Brown 990 SelectamaticDifference
Coolant5gal3.7gal▲ 50D+1.3 gal · +35%

Operator Station

SpecDavid Brown 50DDavid Brown 990 SelectamaticDifference
TypeOpen operator stationOpen—

Category context

Both models against the field

Engine Power

median 55 hp
A · 45th percentile (50 hp)B · 50th percentile (55 hp)

Engine Displacement

median 183 ci
A · 70th percentile (248 ci)B · 52nd percentile (195 ci)

Cylinders

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

Forward Gears

median 12
A · 11th percentile (6)B · 11th percentile (6)

Operating Weight

median 5,303 lb
A · 58th percentile (6,130 lb)B · 49th percentile (5,104 lb)
A · 50DB · 990 SelectamaticMedian Utility Tractor
Full spec pageDavid Brown 50DFull spec pageDavid Brown 990 Selectamatic