David Brown 990 (A) vs J.I. Case 630
6 material differences · fewer than 12
Which should you choose?
Read our verdict on the 990 (A) and the 630 → 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 · 5 fields identical or within 5%, which is not counted as material
| Field | 990 (A) | 630 | Gap |
|---|---|---|---|
| Engine | |||
| Engine power, claimed claimed | 57.3 hp | 50.0 hp | +14% 990 (A) |
| Engine declared | DAVID BROWN AD 4/49 | — | — |
| Displacement declared | 3.19 L | — | — |
| Maximum torque declared | 152 lb·ft · 206 N·m | — | — |
| Transmission | |||
| Top speed declared | 15.5 mph · 25 km/h | 12.4–21.7 mph · 20–35 km/h | differs |
| Clutch declared | Dry two-stage double clutch | Pedal operated dry CASE single plate clutch | differs |
| Hydraulics & hitch | |||
| Pump flow declared | — | 9.3 gpm · 35.2 L/min | — |
| Three-point lift at ends declared | 4,251 lb · 1,928 kg | — | — |
| Rear PTO speeds declared | 540 rpm | 540 rpm | — |
| Weight & dimensions | |||
| Unladen weight declared | 5,699 lb · 2,585 kg | 4,636 lb · 2,103 kg | +23% 990 (A) |
| Wheelbase declared | 82.0 in · 2,083 mm | 79.3 in · 2,013 mm | — |
| Length declared | 130.0 in · 3,302 mm | 134.5 in · 3,416 mm | — |
| Width declared | 67.0 in · 1,702 mm | 80.7 in · 2,051 mm | +21% 630 |
| Height declared | 99.0 in · 2,515 mm | 63.5 in · 1,613 mm | +56% 990 (A) |
| Ground clearance declared | 20.9 in · 530 mm | 20.9 in · 530 mm | — |
| Turning radius, braked declared | 10.8 ft · 3.28 m | 9.8 ft · 3.00 m | +9% 990 (A) |
| Fuel tank declared | 72.3 qt · 68.4 L | 69.2 qt · 65.5 L | — |
David Brown 990 (A) sources
Source
- Source: Traktorenlexikon, “David Brown 900 Synchromesh”
J.I. Case 630 sources
Source
- Source: Traktorenlexikon, “Case 630”