David Brown 990 Implematic vs MAN 4R3
12 material differences
Which should you choose?
We will not advise between these two machines, because the drive differs (2WD; 4WD). The figures below are side by side so you can judge them yourself; each says whether it was measured, claimed or declared by its source.
Field by field
12 material differences · 0 fields identical or within 5%, which is not counted as material
| Field | 990 Implematic | 4R3 | Gap |
|---|---|---|---|
| Engine | |||
| Engine power, claimed claimed | 52.0 hp | 44.1 hp | +18% 990 Implematic |
| Engine declared | DAVID BROWN AD 4/47 A | MAN D 8614 M 1/2/3 | differs |
| Displacement declared | 3.04 L | 2.56 L | +19% 990 Implematic |
| Maximum torque declared | 141 lb·ft · 191 N·m | — | — |
| Transmission | |||
| Top speed declared | 13.7 mph · 22 km/h | 11.9–16.8 mph · 19.1–27.0 km/h | differs |
| Hydraulics & hitch | |||
| Pump flow declared | 6.0 gpm · 22.7 L/min | — | — |
| Three-point lift at ends declared | 1,819 lb · 825 kg | — | — |
| Rear PTO speeds declared | 540 rpm | 540/1000 rpm | differs |
| Weight & dimensions | |||
| Unladen weight declared | 4,771 lb · 2,164 kg | 5,512 lb · 2,500 kg | +16% 4R3 |
| Maximum permissible mass declared | — | 7,716 lb · 3,500 kg | — |
| Wheelbase declared | 76.7–78.7 in · 1,948–1,999 mm | 81.5 in · 2,070 mm | differs |
| Length declared | 118.0–121.0 in · 2,997–3,073 mm | 129.9 in · 3,300 mm | differs |
| Width declared | 64.0 in · 1,626 mm | 73.4 in · 1,865 mm | +15% 4R3 |
| Height declared | 56.0 in · 1,422 mm | 59.3 in · 1,505 mm | +6% 4R3 |
| Ground clearance declared | 20.0 in · 508 mm | 15.7 in · 400 mm | +27% 990 Implematic |
| Turning radius, braked declared | 10.5 ft · 3.20 m | 11.5 ft · 3.50 m | +9% 4R3 |
| Fuel tank declared | 55.2 qt · 52.2 L | 71.9 qt · 68 L | +30% 4R3 |
David Brown 990 Implematic sources
Source
- Source: Traktorenlexikon, “David Brown 990 Implematic”
MAN 4R3 sources
Source
- Source: Traktorenlexikon, “MAN 4R3”