6 material differences · fewer than 12
Tractor oneDavid Brown 770 Selematic1965–1970No measured PTO figureTractor twoJ.I. Case 4401960–1969No measured PTO figure
Which should you choose?
Read our verdict on the 770 Selematic and the 440 → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.
Field by field
6 material differences · 6 fields identical or within 5%, which is not counted as material
| Field | 770 Selematic | 440 | Gap |
|---|---|---|---|
| Engine | |||
| Engine power, claimed claimed | 33.0 hp | 34.1 hp | — |
| Engine declared | DAVID BROWN AD 3/49 A (B) | — | — |
| Displacement declared | 2.39 L | — | — |
| Maximum torque declared | 101 lb·ft · 137 N·m | — | — |
| Transmission | |||
| Top speed declared | 15.5 mph · 25 km/h | 12.4–21.7 mph · 20–35 km/h | differs |
| Clutch declared | Pedal-operated dry Borg & Beck single-plate clutch | — | — |
| Hydraulics & hitch | |||
| Pump flow declared | 5.4 gpm · 20.4 L/min | 8.5 gpm · 32.2 L/min | +58% 440 |
| Rear PTO speeds declared | 540 rpm | 540 rpm | — |
| Weight & dimensions | |||
| Unladen weight declared | 3,228 lb · 1,464 kg | 3,120 lb · 1,415 kg | — |
| Wheelbase declared | 75.0 in · 1,905 mm | 75.2 in · 1,911 mm | — |
| Length declared | 112.5 in · 2,858 mm | 130.2 in · 3,307 mm | +16% 440 |
| Width declared | 64.6 in · 1,641 mm | 61.4 in · 1,559 mm | — |
| Height, over the bonnet declared | 48.0 in · 1,219 mm | 50.5 in · 1,283 mm | — |
| Ground clearance declared | 16.5 in · 419 mm | 13.8 in · 350 mm | +20% 770 Selematic |
| Turning radius, braked declared | 10.1 ft · 3.07 m | 7.9 ft · 2.41 m | +27% 770 Selematic |
| Fuel tank declared | 38.5 qt · 36.4 L | 40.8 qt · 38.6 L | +6% 440 |
David Brown 770 Selematic sources
Source
- Source: Traktorenlexikon, “David Brown 770”
J.I. Case 440 sources
Source
- Source: Traktorenlexikon, “Case 440”