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Allis ChalmersModel A
Allis Chalmers D10
Row Crop
- power
- 28.6 hp
- displacement
- 139 ci
- Cylinders
- 4
- Forward gears
- 4
Head to head · Row Crop
Allis Chalmers D10 vs David Brown 25
David BrownModel B
David Brown 25
Lawn and Garden
- power
- 29.1 hp
- displacement
- 154 ci
- Cylinders
- 4
- Forward gears
- 6
Allis ChalmersAllis Chalmers D10
vs
David BrownDavid Brown 25
How they compare
Headline specs vs. the whole Row Crop
Engine Power
▲ 25 higher · +0.5 hp (+2%)D1028.6 hp
2529.1 hp
Median Row Crop Tractor138 hp
D10 is in the 2nd percentile; 25 is in the 2nd · 1,206 models
Engine Displacement
▲ 25 higher · +15 ci (+11%)D10139 ci
25154 ci
Median Row Crop Tractor391 ci
D10 is in the 3rd percentile; 25 is in the 4th · 1,409 models
Cylinders
= Effectively tiedD104
254
Median Row Crop Tractor6
D10 is in the 17th percentile; 25 is in the 17th · 1,417 models
Forward Gears
▲ 25 higher · +2 (+50%)D104
256
Median Row Crop Tractor16
D10 is in the 4th percentile; 25 is in the 11th · 1,200 models
D10 (A)25 (B)Median Row Crop Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers D10 | David Brown 25 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | David Brown | — |
| Model | D10 | 25 | — |
| Category | Row Crop | Lawn and Garden | — |
Engine
| Spec | Allis Chalmers D10 | David Brown 25 | Difference |
|---|---|---|---|
| Manufacturer | Allis-Chalmers | David Brown | — |
| Model | Power-Crater | 2.5L 4-cyl | — |
| Power Output | 28.6hp | 29.1hp | ▲ 25+0.5 hp · +2% |
| Rated RPM | 1,650RPM | 2,000RPM | ▲ 25+350 RPM · +21% |
| Cylinders | 4 | 4 | Same |
| Displacement | 139ci | 154ci | ▲ 25+15 ci · +11% |
| Bore | 3.4in | 3.5in | ▲ 25+0.1 in · +3% |
| Stroke | 3.9in | 4in | ▲ 25+0.1 in · +3% |
Transmission
| Spec | Allis Chalmers D10 | David Brown 25 | Difference |
|---|---|---|---|
| Type | Sliding Gear | Gear | — |
Dimensions & Weight
| Spec | Allis Chalmers D10 | David Brown 25 | Difference |
|---|---|---|---|
| Length | 121in | 113in | ▲ D10+8 in · +7% |
| Height | 76in | Not recorded | — |
| Operating Weight | 2,700lb | 4,335lb | ▲ 25+1,635 lb · +61% |
Hydraulics
| Spec | Allis Chalmers D10 | David Brown 25 | Difference |
|---|---|---|---|
| System Type | Live | Not recorded | — |
| Steering Type | Manual | Manual | Same |
Power Take-off (PTO)
| Spec | Allis Chalmers D10 | David Brown 25 | Difference |
|---|---|---|---|
| Type | Transmission | Not recorded | — |
| Speed 1 | 540rpm | Not recorded | — |
Hitch & Towing
| Spec | Allis Chalmers D10 | David Brown 25 | Difference |
|---|---|---|---|
| Hitch Type | Snap-Coupler | Not recorded | — |
| Hitch Category | I | Not recorded | — |
Chassis & Drive
| Spec | Allis Chalmers D10 | David Brown 25 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x2 2WD | Same |
| Drive Type | 2WD | 2WD | Same |
| Steering Type | Manual | Manual | Same |
| Brake Type | Differential Mechanical Shoe | Not recorded | — |
Electrical
| Spec | Allis Chalmers D10 | David Brown 25 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Capacities
| Spec | Allis Chalmers D10 | David Brown 25 | Difference |
|---|---|---|---|
| Coolant | 2gal | Not recorded | — |
Operator Station
| Spec | Allis Chalmers D10 | David Brown 25 | Difference |
|---|---|---|---|
| Type | Open | Not recorded | — |
Category context
Both models against the field
Engine Power
median 138 hpA · 2nd percentile (28.6 hp)B · 2nd percentile (29.1 hp)
Engine Displacement
median 391 ciA · 3rd percentile (139 ci)B · 4th percentile (154 ci)
Cylinders
median 6A · 17th percentile (4)B · 17th percentile (4)
Forward Gears
median 16A · 4th percentile (4)B · 11th percentile (6)
Operating Weight
median 12,307 lbA · 1st percentile (2,700 lb)B · 6th percentile (4,335 lb)
A · D10B · 25Median Row Crop Tractor