10 material differences · fewer than 12

Tractor oneJohn Deere 66202002–2007No measured PTO figureTractor twoMassey Ferguson MF 6280 (A)1999–2003No measured PTO figure

Which should you choose?

Read our verdict on the 6620 and the MF 6280 (A) → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

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

John Deere 6620 and Massey Ferguson MF 6280 (A), field by field
Field	6620	MF 6280 (A)	Gap
Engine
Engine power, claimed claimed	123 hp	123 hp	—
Engine declared	John Deere PowrTech 6.068 HLA-070/V2-DE or 6.068 HL-471/HP	Perkins 1006.60 T	differs
Displacement declared	6.79 L	5.99 L	+13% 6620
Maximum torque declared	353 lb·ft · 479.0 N·m	371 lb·ft · 503 N·m	—
Transmission
Top speed declared	24.9–31.1 mph · 40–50 km/h	24.9 mph · 40 km/h	differs
Clutch declared	—	Pedal-operated hydraulic Valeo multi-plate clutch	—
Hydraulics & hitch
Hydraulic centre declared	Closed centre	—	—
Hydraulic control declared	Load sensing	—	—
Pump flow declared	—	25.3 gpm · 95.7 L/min	—
Pressure declared	3,017–3,220 psi · 208–222 bar	3,336 psi · 230 bar	differs
Rear PTO speeds declared	540E/540/1000 rpm	540/1000/540E/1000E rpm	differs
Weight & dimensions
Unladen weight declared	13,040 lb · 5,915 kg	10,615 lb · 4,815 kg	+23% 6620
Maximum permissible mass declared	20,944 lb · 9,500 kg	20,283 lb · 9,200 kg	—
Wheelbase declared	104.3 in · 2,650 mm	107.1 in · 2,720 mm	—
Length declared	185.2 in · 4,705 mm	173.0–202.0 in · 4,394–5,131 mm	differs
Width declared	96.3 in · 2,445 mm	108.7 in · 2,760 mm	+13% MF 6280 (A)
Height, over the cab declared	113.2 in · 2,875 mm	112.9 in · 2,867 mm	—
Ground clearance declared	18.1 in · 460 mm	22.8 in · 580 mm	+26% MF 6280 (A)
Fuel tank declared	218.7 qt · 207.0 L	169.1 qt · 160 L	+29% 6620

Source

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