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Hart-ParrModel A
Hart-Parr 18-28
Standard Tread
- power
- Not recorded
- displacement
- 281 ci
- Cylinders
- 4
- Forward gears
- 3
Head to head · Standard Tread
Hart-Parr 18-28 vs Hart-Parr Little Devil 25-22
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Hart-ParrModel B
Hart-Parr Little Devil 25-22
Standard Tread
- power
- Not recorded
- displacement
- 333 ci
- Cylinders
- 2
- Forward gears
- 2
Hart-ParrHart-Parr 18-28
vs
Hart-ParrHart-Parr Little Devil 25-22
How they compare
Headline specs vs. the whole Standard Tread
Engine Displacement
▲ Little Devil 25-22 higher · +52 ci (+19%)18-28281 ci
Little Devil 25-22333 ci
Median Standard Tread Tractor382 ci
18-28 is in the 27th percentile; Little Devil 25-22 is in the 41st · 353 models
Cylinders
▲ 18-28 higher · +2 (+100%)18-284
Little Devil 25-222
Median Standard Tread Tractor4
18-28 is in the 50th percentile; Little Devil 25-22 is in the 23rd · 367 models
Forward Gears
▲ 18-28 higher · +1 (+50%)18-283
Little Devil 25-222
Median Standard Tread Tractor4
18-28 is in the 39th percentile; Little Devil 25-22 is in the 19th · 341 models
Operating Weight
▲ Little Devil 25-22 higher · +2,482 lb (+60%)18-284,165 lb
Little Devil 25-226,647 lb
Median Standard Tread Tractor6,834 lb
18-28 is in the 16th percentile; Little Devil 25-22 is in the 47th · 297 models
18-28 (A)Little Devil 25-22 (B)Median Standard Tread Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Hart-Parr 18-28 | Hart-Parr Little Devil 25-22 | Difference |
|---|---|---|---|
| Manufacturer | Hart-Parr | Hart-Parr | Same |
| Model | 18-28 | Little Devil 25-22 | — |
| Category | Standard Tread | Standard Tread | Same |
Engine
| Spec | Hart-Parr 18-28 | Hart-Parr Little Devil 25-22 | Difference |
|---|---|---|---|
| Manufacturer | Oliver | Hart-Parr | — |
| Rated RPM | Not recorded | 600RPM | — |
| Cylinders | 4 | 2 | ▲ 18-28+2 · +100% |
| Displacement | 281ci | 333ci | ▲ Little Devil 25-22+52 ci · +19% |
| Bore | 4.1in | 5.5in | ▲ Little Devil 25-22+1.4 in · +34% |
| Stroke | 5.3in | 7in | ▲ Little Devil 25-22+1.7 in · +32% |
Transmission
| Spec | Hart-Parr 18-28 | Hart-Parr Little Devil 25-22 | Difference |
|---|---|---|---|
| Type | Gear | Gear | Same |
Dimensions & Weight
| Spec | Hart-Parr 18-28 | Hart-Parr Little Devil 25-22 | Difference |
|---|---|---|---|
| Length | 112in | 104in | ▲ 18-28+8 in · +8% |
| Width | 61in | 95.5in | ▲ Little Devil 25-22+34.5 in · +57% |
| Height | 53.5in | 84in | ▲ Little Devil 25-22+30.5 in · +57% |
| Operating Weight | 4,165lb | 6,647lb | ▲ Little Devil 25-22+2,482 lb · +60% |
Hitch & Towing
| Spec | Hart-Parr 18-28 | Hart-Parr Little Devil 25-22 | Difference |
|---|---|---|---|
| Hitch Category | Not recorded | Category 3 | — |
Chassis & Drive
| Spec | Hart-Parr 18-28 | Hart-Parr Little Devil 25-22 | Difference |
|---|---|---|---|
| Chassis Type | Not recorded | 4x2 | — |
| Drive Type | Not recorded | 2WD | — |
Capacities
| Spec | Hart-Parr 18-28 | Hart-Parr Little Devil 25-22 | Difference |
|---|---|---|---|
| Coolant | 8gal | 13.3gal | ▲ Little Devil 25-22+5.3 gal · +66% |
Category context
Both models against the field
Engine Displacement
median 382 ciA · 27th percentile (281 ci)B · 41st percentile (333 ci)
Cylinders
median 4A · 50th percentile (4)B · 23rd percentile (2)
Forward Gears
median 4A · 39th percentile (3)B · 19th percentile (2)
Operating Weight
median 6,834 lbA · 16th percentile (4,165 lb)B · 47th percentile (6,647 lb)
Length
median 137 inA · 10th percentile (112 in)B · 4th percentile (104 in)
A · 18-28B · Little Devil 25-22Median Standard Tread Tractor