
BelarusModel A
Belarus 420A
Sub-Compact
- power
- 57 hp
- displacement
- 253 ci
- Cylinders
- 4
- Forward gears
- 11
Head to head · Sub-Compact

Sub-Compact
Crawler
How they compare
420A is in the 95th percentile; OC-12 is in the 96th · 816 models
420A is in the 98th percentile; OC-12 is in the 99th · 757 models
420A is in the 90th percentile; OC-12 is in the 99th · 802 models
420A is in the 63rd percentile; OC-12 is in the 2nd · 616 models
Full comparison
| Spec | Belarus 420A | Oliver OC-12 | Difference |
|---|---|---|---|
| Manufacturer | Belarus | Oliver | — |
| Model | 420A | OC-12 | — |
| Category | Sub-Compact | Crawler | — |
| Spec | Belarus 420A | Oliver OC-12 | Difference |
|---|---|---|---|
| Manufacturer | Belarus | Hercules | — |
| Power Output | 57hp | 57.9hp | ▲ OC-12+0.9 hp · +2% |
| Rated RPM | 1,800RPM | 1,750RPM | ▲ 420A+50 RPM · +3% |
| Cylinders | 4 | 6 | ▲ OC-12+2 · +50% |
| Displacement | 253ci | 339ci | ▲ OC-12+86 ci · +34% |
| Bore | 4.1in | 4in | ▲ 420A+0.1 in · +2% |
| Stroke | 4.7in | 4.5in | ▲ 420A+0.2 in · +4% |
| Spec | Belarus 420A | Oliver OC-12 | Difference |
|---|---|---|---|
| Type | Gear | Gear | Same |
| Spec | Belarus 420A | Oliver OC-12 | Difference |
|---|---|---|---|
| Length | Not recorded | 110in | — |
| Width | Not recorded | 58in | — |
| Height | Not recorded | 66.5in | — |
| Operating Weight | 7,300lb | 11,259lb | ▲ OC-12+3,959 lb · +54% |
| Spec | Belarus 420A | Oliver OC-12 | Difference |
|---|---|---|---|
| System Type | Open Center | Not recorded | — |
| Steering Type | Not recorded | Manual | — |
| Spec | Belarus 420A | Oliver OC-12 | Difference |
|---|---|---|---|
| Front Tread Width | 8in | Not recorded | — |
| Rear Tread | 13.6in | Not recorded | — |
| Spec | Belarus 420A | Oliver OC-12 | Difference |
|---|---|---|---|
| Hitch Category | II | Not recorded | — |
| Hitch Position | Rear | Not recorded | — |
| Spec | Belarus 420A | Oliver OC-12 | Difference |
|---|---|---|---|
| Chassis Type | Not recorded | Tracked | — |
| Drive Type | Not recorded | Tracked | — |
| Steering Type | Not recorded | Manual | — |
| Spec | Belarus 420A | Oliver OC-12 | Difference |
|---|---|---|---|
| Starter Type | Electric | Not recorded | — |
| Spec | Belarus 420A | Oliver OC-12 | Difference |
|---|---|---|---|
| Type | Open | Open | Same |
Category context