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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 Twin City MT
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Twin CityModel B
Twin City MT
Standard Tread
- power
- Not recorded
- displacement
- 284 ci
- Cylinders
- 4
- Forward gears
- 3
Hart-ParrHart-Parr 18-28
vs
Twin CityTwin City MT
How they compare
Headline specs vs. the whole Standard Tread
Engine Displacement
▲ MT higher · +3 ci (+1%)18-28281 ci
MT284 ci
Median Standard Tread Tractor382 ci
18-28 is in the 27th percentile; MT is in the 30th · 353 models
Cylinders
= Effectively tied18-284
MT4
Median Standard Tread Tractor4
18-28 is in the 50th percentile; MT is in the 50th · 367 models
Forward Gears
= Effectively tied18-283
MT3
Median Standard Tread Tractor4
18-28 is in the 39th percentile; MT is in the 39th · 341 models
Operating Weight
▲ MT higher · +695 lb (+17%)18-284,165 lb
MT4,860 lb
Median Standard Tread Tractor6,834 lb
18-28 is in the 16th percentile; MT is in the 23rd · 297 models
18-28 (A)MT (B)Median Standard Tread Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Hart-Parr 18-28 | Twin City MT | Difference |
|---|---|---|---|
| Manufacturer | Hart-Parr | Twin City | — |
| Model | 18-28 | MT | — |
| Category | Standard Tread | Standard Tread | Same |
Engine
| Spec | Hart-Parr 18-28 | Twin City MT | Difference |
|---|---|---|---|
| Manufacturer | Oliver | Minneapolis | — |
| Rated RPM | Not recorded | 1,000RPM | — |
| Cylinders | 4 | 4 | Same |
| Displacement | 281ci | 284ci | ▲ MT+3 ci · +1% |
| Bore | 4.1in | 4.3in | ▲ MT+0.2 in · +5% |
| Stroke | 5.3in | 5in | ▲ 18-28+0.3 in · +6% |
Transmission
| Spec | Hart-Parr 18-28 | Twin City MT | Difference |
|---|---|---|---|
| Type | Gear | Gear | Same |
Dimensions & Weight
| Spec | Hart-Parr 18-28 | Twin City MT | Difference |
|---|---|---|---|
| Length | 112in | 143in | ▲ MT+31 in · +28% |
| Width | 61in | 93in | ▲ MT+32 in · +52% |
| Height | 53.5in | 64.5in | ▲ MT+11 in · +21% |
| Operating Weight | 4,165lb | 4,860lb | ▲ MT+695 lb · +17% |
Hydraulics
| Spec | Hart-Parr 18-28 | Twin City MT | Difference |
|---|---|---|---|
| Steering Type | Not recorded | Manual | — |
Chassis & Drive
| Spec | Hart-Parr 18-28 | Twin City MT | Difference |
|---|---|---|---|
| Steering Type | Not recorded | Manual | — |
Electrical
| Spec | Hart-Parr 18-28 | Twin City MT | Difference |
|---|---|---|---|
| Starter Type | Not recorded | Hand-crank | — |
Capacities
| Spec | Hart-Parr 18-28 | Twin City MT | Difference |
|---|---|---|---|
| Coolant | 8gal | 6gal | ▲ 18-28+2 gal · +33% |
Category context
Both models against the field
Engine Displacement
median 382 ciA · 27th percentile (281 ci)B · 30th percentile (284 ci)
Cylinders
median 4A · 50th percentile (4)B · 50th percentile (4)
Forward Gears
median 4A · 39th percentile (3)B · 39th percentile (3)
Operating Weight
median 6,834 lbA · 16th percentile (4,165 lb)B · 23rd percentile (4,860 lb)
Length
median 137 inA · 10th percentile (112 in)B · 62nd percentile (143 in)
A · 18-28B · MTMedian Standard Tread Tractor