John Deere 4840 vs New Holland 8770 A

9 material differences · fewer than 12

Tractor one

1978–1982

No measured PTO figure

Tractor two

1993–2002

No measured PTO figure

Which should you choose?

Read our verdict on the 4840 and the 8770 A → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

9 material differences · 5 fields identical or within 5%, which is not counted as material

John Deere 4840 and New Holland 8770 A, field by field
Field	4840	8770 A	Gap
Engine
Engine power, claimed claimed	178.6 hp	187.3 hp	—
Engine declared	John Deere 6.466 AT	NEW HOLLAND 675-TA-VH	differs
Displacement declared	7.64 L	7.48 L	—
Maximum torque declared	—	632 lb·ft · 857 N·m	—
Transmission
Top speed declared	18.6 mph · 30 km/h	24.9 mph · 40 km/h	+33% 8770 A
Clutch declared	Hydraulically operated oil-cooled double-plate clutch	—	—
Hydraulics & hitch
Hydraulic centre declared	Closed centre	—	—
Hydraulic control declared	—	Load sensing	—
Pump flow declared	23.0 gpm · 87.1 L/min	33.3 gpm · 126.1 L/min	+45% 8770 A
Pressure declared	3,481 psi · 240 bar	2,495 psi · 172 bar	+40% 4840
Three-point lift at ends declared	8,294 lb · 3,762 kg	16,491 lb · 7,480 kg	+99% 8770 A
Rear PTO speeds declared	1000 rpm	1000 rpm	—
Weight & dimensions
Unladen weight declared	14,899 lb · 6,758 kg	19,286 lb · 8,748 kg	+29% 8770 A
Wheelbase declared	118.5 in · 3,010 mm	118.3 in · 3,005 mm	—
Length declared	176.8 in · 4,490 mm	197.9 in · 5,027 mm	+12% 8770 A
Width declared	95.7 in · 2,430 mm	112.0 in · 2,845 mm	+17% 8770 A
Height declared	116.9 in · 2,970 mm	122.8 in · 3,118 mm	—
Ground clearance declared	—	20.0 in · 509 mm	—
Turning radius, braked declared	13.5 ft · 4.10 m	—	—
Fuel tank declared	412.0 qt · 389.9 L	439.6 qt · 416.0 L	+7% 8770 A

Source

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