10 material differences · fewer than 12

Tractor oneFord 7700 (A)1976–1981No measured PTO figureTractor twoRenault 921-41977–1980No measured PTO figure

Which should you choose?

Read our verdict on the 7700 (A) and the 921-4 → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

10 material differences · 4 fields identical or within 5%, which is not counted as material

Ford 7700 (A) and Renault 921-4, field by field
Field	7700 (A)	921-4	Gap
Engine
Engine power, claimed claimed	90.8 hp	90.8 hp	—
Engine declared	Ford 256 DF or 268 DF	MWM D 227-6	differs
Displacement declared	—	5.66 L	—
Maximum torque declared	—	249 lb·ft · 337 N·m	—
Transmission
Top speed declared	18.6 mph · 30 km/h	15.5 mph · 25 km/h	+20% 7700 (A)
Clutch declared	—	Dry LuK double clutch type 310/310 G	—
Hydraulics & hitch
Pump flow declared	10.8 gpm · 41.0 L/min	8.6 gpm · 32.6 L/min	+26% 7700 (A)
Pressure declared	—	2,321 psi · 160 bar	—
Three-point lift, at the coupling points declared	5,886 lb · 2,670 kg	10,119 lb · 4,590 kg	+72% 921-4
Rear PTO speeds declared	540/1000 rpm	540/1000 rpm	—
Weight & dimensions
Unladen weight declared	8,305 lb · 3,767 kg	10,847 lb · 4,920 kg	+31% 921-4
Maximum permissible mass declared	—	17,637 lb · 8,000 kg	—
Wheelbase declared	101.6 in · 2,581 mm	105.6 in · 2,683 mm	—
Length declared	160.2 in · 4,069 mm	174.9 in · 4,442 mm	+9% 921-4
Width declared	64.0–82.4 in · 1,626–2,094 mm	77.2 in · 1,960 mm	differs
Height, over the cab declared	114.4 in · 2,907 mm	108.9 in · 2,765 mm	—
Ground clearance declared	21.7 in · 551 mm	16.9 in · 430 mm	+28% 7700 (A)
Turning radius, braked declared	12.8 ft · 3.90 m	15.6 ft · 4.75 m	+22% 921-4
Fuel tank declared	188.1 qt · 178.0 L	216.6 qt · 205.0 L	+15% 921-4

Source

Source