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Allis ChalmersModel A
Allis Chalmers D15
Row Crop
- power
- 37.4 hp
- displacement
- 149 ci
- Cylinders
- 4
- Forward gears
- 8
Head to head · Row Crop
Allis Chalmers D15 vs Mahindra 1640
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MahindraModel B
Mahindra 1640
Utility
- power
- 38.7 hp
- displacement
- 167 ci
- Cylinders
- 4
- Forward gears
- 8
Allis ChalmersAllis Chalmers D15
vs
MahindraMahindra 1640
How they compare
Headline specs vs. the whole Row Crop
Engine Power
▲ 1640 higher · +1.3 hp (+3%)D1537.4 hp
164038.7 hp
Median Row Crop Tractor138 hp
D15 is in the 3rd percentile; 1640 is in the 4th · 1,206 models
Engine Displacement
▲ 1640 higher · +18 ci (+12%)D15149 ci
1640167 ci
Median Row Crop Tractor391 ci
D15 is in the 4th percentile; 1640 is in the 5th · 1,409 models
Cylinders
= Effectively tiedD154
16404
Median Row Crop Tractor6
D15 is in the 17th percentile; 1640 is in the 17th · 1,417 models
Forward Gears
= Effectively tiedD158
16408
Median Row Crop Tractor16
D15 is in the 16th percentile; 1640 is in the 16th · 1,200 models
D15 (A)1640 (B)Median Row Crop Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers D15 | Mahindra 1640 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Mahindra | — |
| Model | D15 | 1640 | — |
| Category | Row Crop | Utility | — |
Engine
| Spec | Allis Chalmers D15 | Mahindra 1640 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Mahindra | — |
| Power Output | 37.4hp | 38.7hp | ▲ 1640+1.3 hp · +3% |
| Rated RPM | 2,000RPM | 2,400RPM | ▲ 1640+400 RPM · +20% |
| Cylinders | 4 | 4 | Same |
| Displacement | 149ci | 167ci | ▲ 1640+18 ci · +12% |
| Bore | 3.5in | 3.5in | Same |
| Stroke | 3.9in | 4.3in | ▲ 1640+0.4 in · +10% |
Transmission
| Spec | Allis Chalmers D15 | Mahindra 1640 | Difference |
|---|---|---|---|
| Type | Partial power shift | Sync shuttle & Hydrostatic | — |
Dimensions & Weight
| Spec | Allis Chalmers D15 | Mahindra 1640 | Difference |
|---|---|---|---|
| Length | 130in | 128in | ▲ D15+2 in · +2% |
| Width | 67in | 62in | ▲ D15+5 in · +8% |
| Height | 80.2in | 89.4in | ▲ 1640+9.2 in · +11% |
| Operating Weight | 4,036lb | 3,175lb | ▲ D15+861 lb · +27% |
Hydraulics
| Spec | Allis Chalmers D15 | Mahindra 1640 | Difference |
|---|---|---|---|
| System Type | Not recorded | Open center | — |
| Steering Type | Power-assisted | Power | — |
Hitch & Towing
| Spec | Allis Chalmers D15 | Mahindra 1640 | Difference |
|---|---|---|---|
| Hitch Type | Snap-Coupler | Three-Point Hitch | — |
| Hitch Category | II/I | Not recorded | — |
| Hitch Position | Rear | Rear | Same |
Chassis & Drive
| Spec | Allis Chalmers D15 | Mahindra 1640 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x4 MFWD 4WD | — |
| Drive Type | 2WD | MFWD | — |
| Steering Type | Power-assisted | Power | — |
Electrical
| Spec | Allis Chalmers D15 | Mahindra 1640 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Emissions
| Spec | Allis Chalmers D15 | Mahindra 1640 | Difference |
|---|---|---|---|
| Standard | Not recorded | Tier IV | — |
Capacities
| Spec | Allis Chalmers D15 | Mahindra 1640 | Difference |
|---|---|---|---|
| Coolant | 2.8gal | Not recorded | — |
Operator Station
| Spec | Allis Chalmers D15 | Mahindra 1640 | Difference |
|---|---|---|---|
| Type | Open | ROPS | — |
Category context
Both models against the field
Engine Power
median 138 hpA · 3rd percentile (37.4 hp)B · 4th percentile (38.7 hp)
Engine Displacement
median 391 ciA · 4th percentile (149 ci)B · 5th percentile (167 ci)
Cylinders
median 6A · 17th percentile (4)B · 17th percentile (4)
Forward Gears
median 16A · 16th percentile (8)B · 16th percentile (8)
Operating Weight
median 12,307 lbA · 6th percentile (4,036 lb)B · 3rd percentile (3,175 lb)
A · D15B · 1640Median Row Crop Tractor