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David BrownModel A
David Brown 30
Sub-Compact
- power
- 34 hp
- displacement
- 165 ci
- Cylinders
- 4
- Forward gears
- 6
Head to head · Sub-Compact
David Brown 30 vs Oliver 500
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David BrownDavid Brown 30
vs
OliverOliver 500
How they compare
Headline specs vs. the whole Sub-Compact
Engine Power
▲ 500 higher · +1 hp (+3%)3034 hp
50035 hp
Median Sub-Compact Tractor26.9 hp
30 is in the 62nd percentile; 500 is in the 66th · 816 models
Engine Displacement
▲ 30 higher · +11 ci (+7%)30165 ci
500154 ci
Median Sub-Compact Tractor91.4 ci
30 is in the 89th percentile; 500 is in the 86th · 757 models
Cylinders
= Effectively tied304
5004
Median Sub-Compact Tractor3
30 is in the 90th percentile; 500 is in the 90th · 802 models
Forward Gears
= Effectively tied306
5006
Median Sub-Compact Tractor9
30 is in the 18th percentile; 500 is in the 18th · 616 models
30 (A)500 (B)Median Sub-Compact Tractor
Full comparison
Every spec, side by side
General Information
| Spec | David Brown 30 | Oliver 500 | Difference |
|---|---|---|---|
| Manufacturer | David Brown | Oliver | — |
| Model | 30 | 500 | — |
| Category | Sub-Compact | Utility | — |
Engine
| Spec | David Brown 30 | Oliver 500 | Difference |
|---|---|---|---|
| Manufacturer | David Brown | David Brown | Same |
| Model | 2.7L 4-cyl | 2.5L 4-cyl diesel | — |
| Power Output | 34hp | 35hp | ▲ 500+1 hp · +3% |
| Rated RPM | 2,000RPM | 2,000RPM | Same |
| Cylinders | 4 | 4 | Same |
| Displacement | 165ci | 154ci | ▲ 30+11 ci · +7% |
| Bore | 3.6in | 3.5in | ▲ 30+0.1 in · +3% |
| Stroke | 4in | 4in | Same |
Transmission
| Spec | David Brown 30 | Oliver 500 | Difference |
|---|---|---|---|
| Type | Gear | Gear | Same |
Dimensions & Weight
| Spec | David Brown 30 | Oliver 500 | Difference |
|---|---|---|---|
| Length | 117in | 114in | ▲ 30+3 in · +3% |
| Width | Not recorded | 62.8in | — |
| Height | Not recorded | 51.8in | — |
| Operating Weight | 3,900lb | 4,094lb | ▲ 500+194 lb · +5% |
Hydraulics
| Spec | David Brown 30 | Oliver 500 | Difference |
|---|---|---|---|
| Steering Type | Manual | Manual | Same |
Hitch & Towing
| Spec | David Brown 30 | Oliver 500 | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | Category I | — |
Chassis & Drive
| Spec | David Brown 30 | Oliver 500 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | Not recorded | — |
| Drive Type | 2WD | Not recorded | — |
| Steering Type | Manual | Manual | Same |
Electrical
| Spec | David Brown 30 | Oliver 500 | Difference |
|---|---|---|---|
| Starter Type | Not recorded | 12 Volt electric starter | — |
Capacities
| Spec | David Brown 30 | Oliver 500 | Difference |
|---|---|---|---|
| Coolant | Not recorded | 3gal | — |
Operator Station
| Spec | David Brown 30 | Oliver 500 | Difference |
|---|---|---|---|
| Type | Not recorded | Open | — |
Category context
Both models against the field
Engine Power
median 26.9 hpA · 62nd percentile (34 hp)B · 66th percentile (35 hp)
Engine Displacement
median 91.4 ciA · 89th percentile (165 ci)B · 86th percentile (154 ci)
Cylinders
median 3A · 90th percentile (4)B · 90th percentile (4)
Forward Gears
median 9A · 18th percentile (6)B · 18th percentile (6)
Operating Weight
median 2,700 lbA · 76th percentile (3,900 lb)B · 81st percentile (4,094 lb)
A · 30B · 500Median Sub-Compact Tractor