9 material differences · fewer than 12
Tractor oneFord 6811958–1962No measured PTO figureTractor twoGüldner A 281946–1950No measured PTO figure
Which should you choose?
We will not advise between these two machines, because they were not built in overlapping years (1958–1962; 1946–1950). 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 · 1 fields identical or within 5%, which is not counted as material
| Field | 681 | A 28 | Gap |
|---|---|---|---|
| Engine | |||
| Engine power, claimed claimed | 42.1 hp | 27.6 hp | +52% 681 |
| Engine declared | — | Güldner 2F | — |
| Displacement declared | — | 2.60 L | — |
| Maximum torque declared | 121 lb·ft · 164 N·m | 110 lb·ft · 150 N·m | +9% 681 |
| Transmission | |||
| Top speed declared | 17.4 mph · 28 km/h | 12.4 mph · 20 km/h | +40% 681 |
| Clutch declared | — | Single-plate dry clutch | — |
| Hydraulics & hitch | |||
| Pump flow declared | 4.0 gpm · 15.0 L/min | — | — |
| Rear PTO speeds declared | 540 rpm / 1000 rpm | 540 rpm | differs |
| Weight & dimensions | |||
| Unladen weight declared | 3,289 lb · 1,492 kg | 4,023 lb · 1,825 kg | +22% A 28 |
| Wheelbase declared | 74.5 in · 1,892 mm | 70.5 in · 1,790 mm | +6% 681 |
| Length declared | 120.8 in · 3,069 mm | 115.0 in · 2,920 mm | — |
| Width declared | 63.9–87.5 in · 1,623–2,223 mm | 64.6 in · 1,640 mm | differs |
| Height, over the steering wheel declared | 56.9 in · 1,446 mm | 66.1 in · 1,680 mm | +16% A 28 |
| Ground clearance declared | 21.0 in · 533 mm | 13.0 in · 330 mm | +62% 681 |
| Turning radius, braked declared | 8.9 ft · 2.72 m | — | — |
| Fuel tank declared | 62.3 qt · 59.0 L | 44.4 qt · 42 L | +40% 681 |
Ford 681 sources
Source
- Source: Traktorenlexikon, “Ford 601”
Güldner A 28 sources
Source
- Source: Traktorenlexikon, “Güldner A 28”
- Source: Traktorenlexikon, “Güldner AF 30”