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Head to head · Utility
Oliver 500 vs Oliver 990
OliverOliver 500
vs
OliverOliver 990
How they compare
Headline specs vs. the whole Utility
Engine Power
▲ 990 higher · +26.4 hp (+75%)50035 hp
99061.4 hp
Median Utility Tractor55 hp
500 is in the 28th percentile; 990 is in the 56th · 5,383 models
Engine Displacement
▲ 990 higher · +59 ci (+38%)500154 ci
990213 ci
Median Utility Tractor183 ci
500 is in the 41st percentile; 990 is in the 59th · 5,580 models
Cylinders
▲ 500 higher · +1 (+33%)5004
9903
Median Utility Tractor4
500 is in the 50th percentile; 990 is in the 23rd · 5,720 models
Forward Gears
= Effectively tied5006
9906
Median Utility Tractor12
500 is in the 11th percentile; 990 is in the 11th · 4,941 models
500 (A)990 (B)Median Utility Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Oliver 500 | Oliver 990 | Difference |
|---|---|---|---|
| Manufacturer | Oliver | Oliver | Same |
| Model | 500 | 990 | — |
| Category | Utility | Utility, Standard Tread | — |
Engine
| Spec | Oliver 500 | Oliver 990 | Difference |
|---|---|---|---|
| Manufacturer | David Brown | General Motors | — |
| Model | 2.5L 4-cyl diesel | Mar-71 | — |
| Power Output | 35hp | 61.4hp | ▲ 990+26.4 hp · +75% |
| Rated RPM | 2,000RPM | 1,800RPM | ▲ 500+200 RPM · +11% |
| Cylinders | 4 | 3 | ▲ 500+1 · +33% |
| Displacement | 154ci | 213ci | ▲ 990+59 ci · +38% |
| Bore | 3.5in | 4.3in | ▲ 990+0.8 in · +23% |
| Stroke | 4in | 5in | ▲ 990+1 in · +25% |
Transmission
| Spec | Oliver 500 | Oliver 990 | Difference |
|---|---|---|---|
| Type | Gear | Gear | Same |
Dimensions & Weight
| Spec | Oliver 500 | Oliver 990 | Difference |
|---|---|---|---|
| Length | 114in | Not recorded | — |
| Width | 62.8in | Not recorded | — |
| Height | 51.8in | Not recorded | — |
| Operating Weight | 4,094lb | 11,000lb | ▲ 990+6,906 lb · +169% |
Hydraulics
| Spec | Oliver 500 | Oliver 990 | Difference |
|---|---|---|---|
| Steering Type | Manual | Power | — |
Power Take-off (PTO)
| Spec | Oliver 500 | Oliver 990 | Difference |
|---|---|---|---|
| Type | Not recorded | Independent | — |
| Speed 1 | Not recorded | 540rpm | — |
Hitch & Towing
| Spec | Oliver 500 | Oliver 990 | Difference |
|---|---|---|---|
| Hitch Type | Category I | Not recorded | — |
Chassis & Drive
| Spec | Oliver 500 | Oliver 990 | Difference |
|---|---|---|---|
| Chassis Type | Not recorded | 4x2 2WD | — |
| Drive Type | Not recorded | 2WD | — |
| Steering Type | Manual | Power | — |
| Brake Type | Not recorded | Disc | — |
Electrical
| Spec | Oliver 500 | Oliver 990 | Difference |
|---|---|---|---|
| Starter Type | 12 Volt electric starter | Electric | — |
Capacities
| Spec | Oliver 500 | Oliver 990 | Difference |
|---|---|---|---|
| Coolant | 3gal | Not recorded | — |
Operator Station
| Spec | Oliver 500 | Oliver 990 | Difference |
|---|---|---|---|
| Type | Open | Open | Same |
Category context
Both models against the field
Engine Power
median 55 hpA · 28th percentile (35 hp)B · 56th percentile (61.4 hp)
Engine Displacement
median 183 ciA · 41st percentile (154 ci)B · 59th percentile (213 ci)
Cylinders
median 4A · 50th percentile (4)B · 23rd percentile (3)
Forward Gears
median 12A · 11th percentile (6)B · 11th percentile (6)
Operating Weight
median 5,303 lbA · 38th percentile (4,094 lb)B · 88th percentile (11,000 lb)
A · 500B · 990Median Utility Tractor