John Deere 6120 VS David Brown 780 specs comparison

John Deere 6120

General Infos

Make	John Deere
Model	6120
Country	United states
Production	From 2002  Until 2007
Price	36,000  USD
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	John Deere 6120 Manual

Dimensions, sizes and tires

AG front tires	10.00-16
AG rear tires	16.9-3
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	9,350 lbs or 4241 kg
Length	162.7 inches [413 cm]
Width	61.8 inches [156 cm]
Height	98.3 inches [249 cm]
Wheelbase	94.5 inches [240 cm]
Ground clearance	-
Turning radius	-
Rear tread size	63.1 to 95.1 inches
Front tread size	58.7 to 101.7 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	276 ci or 4.5 L
Cylinders	4 cylinders
Engine power	80 hp or 59.7 kW
Engine RPM	2300 (rpm)
Torque	256 lb-ft or 347.1 Nm
Torque RPM	1500 (rpm)
Fuel type	diesel
Fuel injection	-
Fuel tank size	30.1 gal or 113.9 L
Oil capacity	16.8 qts or 15.9 L
Oil change	500 h
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 6120 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	14 V
Charging Amps	-

Clutch and gearbox specs

Trans system	John Deere PowrQuad Plus
Trans type	partial power shift
Trans gears	24 forward and reverse
Clutch system	wet disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	hydrostatic power
Braking system	hydraulic wet disc
Cabin type	Two-post ROPS
Differentiel lock	-

Hydraulics specifications

System	pressue flow compensated
Valves	4
Pump flow	25 gpm or 94.6 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	53.5 hp or 39.9 kW
Fuel consumption	4.4 gal/hour or 16.7 l/hour
Pulling power	7,395 lbs or 3354 kg

Power take-off (PTO) specs

Claimed power	65 hp or 48.5 kW
Real power	69.3 hp or 51.7 kW
Engine @RPM	1000@2185 (rpm)
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	optional
Front PTO RPM	1000 (rpm)
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	4.4 gal/hour or 16.7 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	II
Rear hitch lift	4745 lbs or 2152 kg
Front hitch	-
Front hitch lift	-

David Brown 780

General Infos

Make	David Brown
Model	780
Country	United states
Production	From 1967  Until 1971
Price	-
Tractor type	-
Fuel	diesel
Service repair manual	David Brown 780 Manual

Dimensions, sizes and tires

AG front tires	6.00-16
AG rear tires	12.4/11-28
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	3,470 lbs or 1573 kg
Length	111.75 inches [283 cm]
Width	64 inches [162 cm]
Height	82.5 inches [209 cm]
Wheelbase	75.8 inches [192 cm]
Ground clearance	11.75 inches [29 cm]
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	164.4 ci or 2.7 L
Cylinders	3 cylinders
Engine power	46 hp or 34.3 kW
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	9.5 gal or 36.0 L
Oil capacity	6.5 qts or 6.2 L
Oil change	-
Starter motor	-
Starter volts	-
Parts And Accessories	David Brown 780 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	-
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	-
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	sliding gear
Trans type	-
Trans gears	6 forward and 2 reverse
Clutch system	dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	manual
Braking system	mechanical drum
Cabin type	-
Differentiel lock	-

Hydraulics specifications

System	-
Valves	-
Pump flow	7.4 gpm or 28.0 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	2000 psi or 137.9 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	38.9 hp or 29.0 kW
Drawbar horsepower	-
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	42.9 hp or 32.0 kW
Real power	-
Engine @RPM	540@1828 (rpm)
PTO Clutch	-
Rear PTO	live
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	-
Rear hitch	I
Rear hitch lift	1600 lbs or 725 kg
Front hitch	-
Front hitch lift	-

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