
CaterpillarModel A
Caterpillar Twenty-Eight
Industrial
- power
- Not recorded
- displacement
- 277 ci
- Cylinders
- 4
- Forward gears
- 3
Head to head · Industrial

Industrial
Standard Tread
How they compare
Twenty-Eight is in the 47th percentile; Hydro 70 is in the 50th · 53 models
Twenty-Eight is in the 50th percentile; Hydro 70 is in the 88th · 55 models
Twenty-Eight is in the 46th percentile; Hydro 70 is in the 46th · 49 models
Full comparison
| Spec | Caterpillar Twenty-Eight | International Harvester Hydro 70 | Difference |
|---|---|---|---|
| Manufacturer | Caterpillar | International Harvester | — |
| Model | Twenty-Eight | Hydro 70 | — |
| Category | Industrial | Standard Tread | — |
| Spec | Caterpillar Twenty-Eight | International Harvester Hydro 70 | Difference |
|---|---|---|---|
| Manufacturer | Caterpillar | International Harvester | — |
| Rated RPM | 1,100RPM | 2,400RPM | ▲ Hydro 70+1,300 RPM · +118% |
| Cylinders | 4 | 6 | ▲ Hydro 70+2 · +50% |
| Displacement | 277ci | 291ci | ▲ Hydro 70+14 ci · +5% |
| Bore | 4.2in | 3.8in | ▲ Twenty-Eight+0.4 in · +11% |
| Stroke | 5.5in | 4.4in | ▲ Twenty-Eight+1.1 in · +25% |
| Spec | Caterpillar Twenty-Eight | International Harvester Hydro 70 | Difference |
|---|---|---|---|
| Type | Gear | Hydrostatic | — |
| Spec | Caterpillar Twenty-Eight | International Harvester Hydro 70 | Difference |
|---|---|---|---|
| Length | 116in | Not recorded | — |
| Width | 61.5in | Not recorded | — |
| Height | 60.6in | Not recorded | — |
| Operating Weight | 7,870lb | 7,875lb | ▲ Hydro 70+5 lb · <1% |
| Spec | Caterpillar Twenty-Eight | International Harvester Hydro 70 | Difference |
|---|---|---|---|
| Steering Type | Not recorded | Hydrostatic power | — |
| Spec | Caterpillar Twenty-Eight | International Harvester Hydro 70 | Difference |
|---|---|---|---|
| Front Tire Size | Not recorded | 9.5L-15 | — |
| Rear Tire Size | Not recorded | 18.4-34 | — |
| Spec | Caterpillar Twenty-Eight | International Harvester Hydro 70 | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | Category II | — |
| Hitch Category | Not recorded | Category 3 | — |
| Spec | Caterpillar Twenty-Eight | International Harvester Hydro 70 | Difference |
|---|---|---|---|
| Chassis Type | Not recorded | Standard | — |
| Steering Type | Not recorded | Hydrostatic power | — |
| Spec | Caterpillar Twenty-Eight | International Harvester Hydro 70 | Difference |
|---|---|---|---|
| Battery Voltage | Not recorded | 12V | — |
| Starter Type | Not recorded | Electric | — |
Category context