David Brown 990 Implematic vs Hürlimann D-600
9 material differences · fewer than 12
Which should you choose?
We will not advise between these two machines, because their unladen weight differs by more than 25% (78%); they were not built in overlapping years (1961–1965; 1951–1954). 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
9 material differences · 2 fields identical or within 5%, which is not counted as material
| Field | 990 Implematic | D-600 | Gap |
|---|---|---|---|
| Engine | |||
| Engine power, claimed claimed | 52.0 hp | 68.3 hp | +31% D-600 |
| Engine declared | DAVID BROWN AD 4/47 A | Hürlimann D-300 | differs |
| Displacement declared | 3.04 L | 5.52 L | +81% D-600 |
| Maximum torque declared | 141 lb·ft · 191 N·m | — | — |
| Transmission | |||
| Top speed declared | 13.7 mph · 22 km/h | 12.4 mph · 20 km/h | +10% 990 Implematic |
| Clutch declared | — | Pedal operated dry single plate clutch | — |
| Hydraulics & hitch | |||
| Pump flow declared | 6.0 gpm · 22.7 L/min | — | — |
| Pressure declared | — | 498 psi · 34 bar | — |
| Three-point lift at ends declared | 1,819 lb · 825 kg | — | — |
| Rear PTO speeds declared | 540 rpm | 540 rpm | — |
| Weight & dimensions | |||
| Unladen weight declared | 4,771 lb · 2,164 kg | 8,488 lb · 3,850 kg | +78% D-600 |
| Wheelbase declared | 76.7–78.7 in · 1,948–1,999 mm | — | — |
| Length declared | 118.0–121.0 in · 2,997–3,073 mm | 143.7 in · 3,650 mm | differs |
| Width declared | 64.0 in · 1,626 mm | 74.8 in · 1,900 mm | +17% D-600 |
| Height declared | 56.0 in · 1,422 mm | 77.6 in · 1,970 mm | +39% D-600 |
| Ground clearance declared | 20.0 in · 508 mm | 16.9 in · 430 mm | +18% 990 Implematic |
| Turning radius, braked declared | 10.5 ft · 3.20 m | 10.7 ft · 3.25 m | — |
| Fuel tank declared | 55.2 qt · 52.2 L | 116.2 qt · 110 L | +111% D-600 |
David Brown 990 Implematic sources
Source
- Source: Traktorenlexikon, “David Brown 990 Implematic”
Hürlimann D-600 sources
Source
- Source: Traktorenlexikon, “Hürlimann D 600”
- Source: Traktorenlexikon, “Hürlimann D 300”