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CaterpillarModel A
Caterpillar D7C
Crawler
- power
- 128 hp
- displacement
- 831 ci
- Cylinders
- 4
- Forward gears
- 5
Head to head · Crawler
Caterpillar D7C vs Oliver OC-18
OliverModel B
Oliver OC-18
Standard Tread
- power
- 52.8 hp
- displacement
- 895 ci
- Cylinders
- 6
- Forward gears
- 4
CaterpillarCaterpillar D7C
vs
OliverOliver OC-18
How they compare
Headline specs vs. the whole Crawler
Engine Power
▲ D7C higher · +75.2 hp (+142%)D7C128 hp
OC-1852.8 hp
Median Crawler Tractor200 hp
D7C is in the 47th percentile; OC-18 is in the 31st · 142 models
Engine Displacement
▲ OC-18 higher · +64 ci (+8%)D7C831 ci
OC-18895 ci
Median Crawler Tractor468 ci
D7C is in the 88th percentile; OC-18 is in the 88th · 191 models
Cylinders
▲ OC-18 higher · +2 (+50%)D7C4
OC-186
Median Crawler Tractor6
D7C is in the 33rd percentile; OC-18 is in the 50th · 192 models
Forward Gears
▲ D7C higher · +1 (+25%)D7C5
OC-184
Median Crawler Tractor10
D7C is in the 25th percentile; OC-18 is in the 16th · 179 models
D7C (A)OC-18 (B)Median Crawler Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Caterpillar D7C | Oliver OC-18 | Difference |
|---|---|---|---|
| Manufacturer | Caterpillar | Oliver | — |
| Model | D7C | OC-18 | — |
| Category | Crawler | Standard Tread | — |
Engine
| Spec | Caterpillar D7C | Oliver OC-18 | Difference |
|---|---|---|---|
| Manufacturer | Caterpillar | Hercules | — |
| Model | D339 | DFXE | — |
| Power Output | 128hp | 52.8hp | ▲ D7C+75.2 hp · +142% |
| Rated RPM | 1,200RPM | 1,500RPM | ▲ OC-18+300 RPM · +25% |
| Cylinders | 4 | 6 | ▲ OC-18+2 · +50% |
| Displacement | 831ci | 895ci | ▲ OC-18+64 ci · +8% |
| Bore | 5.8in | 5.6in | ▲ D7C+0.2 in · +4% |
| Stroke | 8in | 6in | ▲ D7C+2 in · +33% |
Transmission
| Spec | Caterpillar D7C | Oliver OC-18 | Difference |
|---|---|---|---|
| Type | Gear | Gear | Same |
Dimensions & Weight
| Spec | Caterpillar D7C | Oliver OC-18 | Difference |
|---|---|---|---|
| Length | 168in | 168in | Same |
| Width | 97in | 112in | ▲ OC-18+15 in · +15% |
| Height | 81.3in | 83in | ▲ OC-18+1.7 in · +2% |
| Operating Weight | 26,930lb | 32,500lb | ▲ OC-18+5,570 lb · +21% |
Hydraulics
| Spec | Caterpillar D7C | Oliver OC-18 | Difference |
|---|---|---|---|
| Steering Type | Manual Clutches | Not recorded | — |
Hitch & Towing
| Spec | Caterpillar D7C | Oliver OC-18 | Difference |
|---|---|---|---|
| Hitch Category | Not recorded | Category 3 | — |
Chassis & Drive
| Spec | Caterpillar D7C | Oliver OC-18 | Difference |
|---|---|---|---|
| Steering Type | Manual Clutches | Not recorded | — |
Electrical
| Spec | Caterpillar D7C | Oliver OC-18 | Difference |
|---|---|---|---|
| Starter Type | Gasoline Pony Engine | Electric | — |
Capacities
| Spec | Caterpillar D7C | Oliver OC-18 | Difference |
|---|---|---|---|
| Coolant | 17gal | 15.5gal | ▲ D7C+1.5 gal · +10% |
Category context
Both models against the field
Engine Power
median 200 hpA · 47th percentile (128 hp)B · 31st percentile (52.8 hp)
Engine Displacement
median 468 ciA · 88th percentile (831 ci)B · 88th percentile (895 ci)
Cylinders
median 6A · 33rd percentile (4)B · 50th percentile (6)
Forward Gears
median 10A · 25th percentile (5)B · 16th percentile (4)
Operating Weight
median 23,320 lbA · 61st percentile (26,930 lb)B · 67th percentile (32,500 lb)
A · D7CB · OC-18Median Crawler Tractor