Head to head · Utility

David Brown 770 Selectamatic vs David Brown 900

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David BrownModel B

David Brown 900

Row Crop

power
37.5 hp
displacement
165 ci
Cylinders
4
Forward gears
6
Full 900 specs
David BrownDavid Brown 770 Selectamatic
vs
David BrownDavid Brown 900

How they compare

Headline specs vs. the whole Utility

n = 3,933–5,720

Engine Power

▲ 770 Selectamatic higher · +0.8 hp (+2%)
770 Selectamatic38.3 hp
90037.5 hp
Median Utility Tractor55 hp

770 Selectamatic is in the 32nd percentile; 900 is in the 31st · 5,383 models

Engine Displacement

▲ 900 higher · +1 ci (<1%)
770 Selectamatic164 ci
900165 ci
Median Utility Tractor183 ci

770 Selectamatic is in the 43rd percentile; 900 is in the 44th · 5,580 models

Cylinders

▲ 900 higher · +1 (+33%)
770 Selectamatic3
9004
Median Utility Tractor4

770 Selectamatic is in the 23rd percentile; 900 is in the 50th · 5,720 models

Forward Gears

▲ 770 Selectamatic higher · +6 (+100%)
770 Selectamatic12
9006
Median Utility Tractor12

770 Selectamatic is in the 50th percentile; 900 is in the 11th · 4,941 models

770 Selectamatic (A)900 (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecDavid Brown 770 SelectamaticDavid Brown 900Difference
ManufacturerDavid BrownDavid BrownSame
Model770 Selectamatic900—
CategoryUtilityRow Crop—

Engine

SpecDavid Brown 770 SelectamaticDavid Brown 900Difference
ManufacturerDavid BrownDavid BrownSame
ModelAD3/49AD4/30H—
Power Output38.3hp37.5hp▲ 770 Selectamatic+0.8 hp · +2%
Rated RPM2,000RPM2,200RPM▲ 900+200 RPM · +10%
Cylinders34▲ 900+1 · +33%
Displacement164ci165ci▲ 900+1 ci · <1%
Bore3.9in3.6in▲ 770 Selectamatic+0.3 in · +8%
Stroke4in4inSame

Transmission

SpecDavid Brown 770 SelectamaticDavid Brown 900Difference
TypeGearGear type—

Dimensions & Weight

SpecDavid Brown 770 SelectamaticDavid Brown 900Difference
Length112in113in▲ 900+1 in · <1%
Width63.8in65in▲ 900+1.2 in · +2%
Height80.3in77.8in▲ 770 Selectamatic+2.5 in · +3%
Operating Weight3,730lb4,000lb▲ 900+270 lb · +7%

Hydraulics

SpecDavid Brown 770 SelectamaticDavid Brown 900Difference
System TypeOpen CenterNot recorded—
Steering TypeManualManualSame

Power Take-off (PTO)

SpecDavid Brown 770 SelectamaticDavid Brown 900Difference
TypeLiveTransmission or live (optional)—
Speed 1540rpm540rpmSame

Tires

SpecDavid Brown 770 SelectamaticDavid Brown 900Difference
Front Tire Size6.00-16Not recorded—
Rear Tire Size12.4-28Not recorded—

Hitch & Towing

SpecDavid Brown 770 SelectamaticDavid Brown 900Difference
Hitch TypeCategory INot recorded—
Hitch CategoryIISame
Hitch CapacityNot recorded1,800lb—

Chassis & Drive

SpecDavid Brown 770 SelectamaticDavid Brown 900Difference
Chassis Type4x2 2WD4x2 2WDSame
Drive Type2WD2WDSame
Steering TypeManualManualSame
Brake TypeInternal expanding shoeMechanical drum—

Electrical

SpecDavid Brown 770 SelectamaticDavid Brown 900Difference
Starter TypeElectricElectricSame

Capacities

SpecDavid Brown 770 SelectamaticDavid Brown 900Difference
Coolant3gal3.5gal▲ 900+0.5 gal · +17%

Operator Station

SpecDavid Brown 770 SelectamaticDavid Brown 900Difference
TypeOpen Operator StationOpen operator stationSame

Category context

Both models against the field

Engine Power

median 55 hp
A · 32nd percentile (38.3 hp)B · 31st percentile (37.5 hp)

Engine Displacement

median 183 ci
A · 43rd percentile (164 ci)B · 44th percentile (165 ci)

Cylinders

median 4
A · 23rd percentile (3)B · 50th percentile (4)

Forward Gears

median 12
A · 50th percentile (12)B · 11th percentile (6)

Operating Weight

median 5,303 lb
A · 32nd percentile (3,730 lb)B · 36th percentile (4,000 lb)
A · 770 SelectamaticB · 900Median Utility Tractor
Full spec pageDavid Brown 770 SelectamaticFull spec pageDavid Brown 900