8 material differences · fewer than 12
Tractor oneGüldner A 281946–1950No measured PTO figureTractor twoInternational Harvester F-201932–1939No measured PTO figure
Which should you choose?
We will not advise between these two machines, because they were not built in overlapping years (1946–1950; 1932–1939). 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
8 material differences · 2 fields identical or within 5%, which is not counted as material
| Field | A 28 | F-20 | Gap |
|---|---|---|---|
| Engine | |||
| Engine power, claimed claimed | 27.6 hp | 23.7 hp | +16% A 28 |
| Engine declared | Güldner 2F | INTERNATIONAL HARVESTER 220 | differs |
| Displacement declared | 2.60 L | 3.62 L | +39% F-20 |
| Maximum torque declared | 110 lb·ft · 150 N·m | — | — |
| Transmission | |||
| Top speed declared | 12.4 mph · 20 km/h | 3.7 mph · 6.0 km/h | +233% A 28 |
| Clutch declared | Single-plate dry clutch | Pedal-operated dry ROCKFORD single-plate clutch | differs |
| Hydraulics & hitch | |||
| Rear PTO speeds declared | 540 rpm | 505 rpm | differs |
| Weight & dimensions | |||
| Unladen weight declared | 4,023 lb · 1,825 kg | 3,951 lb · 1,792 kg | — |
| Wheelbase declared | 70.5 in · 1,790 mm | 85.0 in · 2,159 mm | +21% F-20 |
| Length declared | 115.0 in · 2,920 mm | 140.0 in · 3,556 mm | +22% F-20 |
| Width declared | 64.6 in · 1,640 mm | 86.7 in · 2,203 mm | +34% F-20 |
| Height, over the steering wheel declared | 66.1 in · 1,680 mm | 67.0 in · 1,702 mm | — |
| Ground clearance declared | 13.0 in · 330 mm | — | — |
| Turning radius, braked declared | — | 8.0 ft · 2.44 m | — |
| Fuel tank declared | 44.4 qt · 42 L | — | — |
Güldner A 28 sources
Source
- Source: Traktorenlexikon, “Güldner A 28”
- Source: Traktorenlexikon, “Güldner AF 30”
International Harvester F-20 sources
Source
- Source: Traktorenlexikon, “IHC F-20”
- Source: Traktorenlexikon, “McCormick Farmall Regular”
- Source: Traktorenlexikon, “Farmall F-20”
- Source: Traktorenlexikon, “McCormick F-20”