9 material differences · fewer than 12
Tractor oneFord 6640 (A)1991–1997No measured PTO figureTractor twoVALMET 6300-41991–2007No measured PTO figure
Which should you choose?
Read our verdict on the 6640 (A) and the 6300-4 → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.
Field by field
9 material differences · 4 fields identical or within 5%, which is not counted as material
| Field | 6640 (A) | 6300-4 | Gap |
|---|---|---|---|
| Engine | |||
| Engine power, claimed claimed | 83.8 hp | 83.8 hp | — |
| Engine declared | FORD-POWERSTAR NA 304 CID-NA | VALMET 420 DS/420 DSRE/44 DT | differs |
| Displacement declared | 4.99 L | 4.40 L | +13% 6640 (A) |
| Maximum torque declared | 226 lb·ft · 307 N·m | — | — |
| Transmission | |||
| Top speed declared | 18.6–24.9 mph · 30–40 km/h | 18.6–24.9 mph · 30–40 km/h | — |
| Hydraulics & hitch | |||
| Hydraulic centre declared | Open centre | — | — |
| Pump flow declared | 9.9 gpm · 37.4 L/min | 18.4 gpm · 69.5 L/min | +86% 6300-4 |
| Pressure declared | 2,582 psi · 178 bar | — | — |
| Rear PTO speeds declared | 540 rpm / 1000 rpm | 540/1000 rpm | differs |
| Weight & dimensions | |||
| Unladen weight declared | 8,510 lb · 3,860 kg | 8,973 lb · 4,070 kg | +5% 6300-4 |
| Maximum permissible mass declared | — | 14,330 lb · 6,500 kg | — |
| Wheelbase declared | 93.0 in · 2,362 mm | 91.7 in · 2,330 mm | — |
| Length declared | 160.4 in · 4,073 mm | 174.2 in · 4,425 mm | +9% 6300-4 |
| Width declared | 76.8 in · 1,950 mm | 79.1–102.8 in · 2,010–2,610 mm | differs |
| Height, over the cab declared | 107.9 in · 2,741 mm | 106.9 in · 2,715 mm | — |
| Ground clearance declared | 16.0 in · 407 mm | 17.1 in · 435 mm | +7% 6300-4 |
| Turning radius, braked declared | — | 15.3 ft · 4.65 m | — |
| Fuel tank declared | 100.0 qt · 94.6 L | 167.0 qt · 158.0 L | +67% 6300-4 |
Ford 6640 (A) sources
Source
- Source: Traktorenlexikon, “Ford 6640”
VALMET 6300-4 sources
Source
- Source: Traktorenlexikon, “Valmet 6300”