Allis ChalmersModel A
Allis Chalmers FD3
Utility
- power
- 25 hp
- displacement
- 95.8 ci
- Cylinders
- 2
- Forward gears
- 8
Head to head · Utility
Allis Chalmers FD3 vs John Deere 850
Image not recorded
John DeereModel B
John Deere 850
Utility
- power
- 25 hp
- displacement
- 78 ci
- Cylinders
- 3
- Forward gears
- 8
Allis ChalmersAllis Chalmers FD3
vs
John DeereJohn Deere 850
How they compare
Headline specs vs. the whole Utility
Engine Power
= Effectively tiedFD325 hp
85025 hp
Median Utility Tractor55 hp
FD3 is in the 16th percentile; 850 is in the 16th · 5,383 models
Engine Displacement
▲ FD3 higher · +17.8 ci (+23%)FD395.8 ci
85078 ci
Median Utility Tractor183 ci
FD3 is in the 22nd percentile; 850 is in the 11th · 5,580 models
Cylinders
▲ 850 higher · +1 (+50%)FD32
8503
Median Utility Tractor4
FD3 is in the 3rd percentile; 850 is in the 23rd · 5,720 models
Forward Gears
= Effectively tiedFD38
8508
Median Utility Tractor12
FD3 is in the 23rd percentile; 850 is in the 23rd · 4,941 models
FD3 (A)850 (B)Median Utility Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers FD3 | John Deere 850 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | John Deere | — |
| Model | FD3 | 850 | — |
| Category | Utility | Utility | Same |
Engine
| Spec | Allis Chalmers FD3 | John Deere 850 | Difference |
|---|---|---|---|
| Manufacturer | Vendeuvre | Yanmar | — |
| Model | Not recorded | 3T80-J | — |
| Power Output | 25hp | 25hp | Same |
| Rated RPM | 2,200RPM | 2,600RPM | ▲ 850+400 RPM · +18% |
| Cylinders | 2 | 3 | ▲ 850+1 · +50% |
| Displacement | 95.8ci | 78ci | ▲ FD3+17.8 ci · +23% |
| Bore | 3.1in | 3.2in | Same |
| Stroke | 3.9in | 3.4in | ▲ FD3+0.5 in · +15% |
Transmission
| Spec | Allis Chalmers FD3 | John Deere 850 | Difference |
|---|---|---|---|
| Type | Manual | Gear | — |
Dimensions & Weight
| Spec | Allis Chalmers FD3 | John Deere 850 | Difference |
|---|---|---|---|
| Length | 112in | 117in | ▲ 850+5 in · +4% |
| Width | Not recorded | 53.1in | — |
| Height | 51.2in | 50.8in | ▲ FD3+0.4 in · <1% |
| Operating Weight | 3,150lb | 2,400lb | ▲ FD3+750 lb · +31% |
Hydraulics
| Spec | Allis Chalmers FD3 | John Deere 850 | Difference |
|---|---|---|---|
| System Type | Not recorded | Open center | — |
| Steering Type | Not recorded | Manual | — |
Power Take-off (PTO)
| Spec | Allis Chalmers FD3 | John Deere 850 | Difference |
|---|---|---|---|
| Type | Not recorded | Transmission or live two-stage clutch | — |
| Speed 1 | Not recorded | 540rpm | — |
Hitch & Towing
| Spec | Allis Chalmers FD3 | John Deere 850 | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | Three-Point Hitch | — |
| Hitch Category | Not recorded | I | — |
| Hitch Position | Not recorded | Rear | — |
Chassis & Drive
| Spec | Allis Chalmers FD3 | John Deere 850 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 | 4x2 2WD | — |
| Drive Type | 2WD | Not recorded | — |
| Steering Type | Not recorded | Manual | — |
| Brake Type | Not recorded | Differential mechanical expanding shoe | — |
Electrical
| Spec | Allis Chalmers FD3 | John Deere 850 | Difference |
|---|---|---|---|
| Starter Type | Not recorded | Electric | — |
Capacities
| Spec | Allis Chalmers FD3 | John Deere 850 | Difference |
|---|---|---|---|
| Coolant | Not recorded | 1.5gal | — |
Operator Station
| Spec | Allis Chalmers FD3 | John Deere 850 | Difference |
|---|---|---|---|
| Type | Not recorded | Open operator station with two-post ROPS | — |
Category context
Both models against the field
Engine Power
median 55 hpA · 16th percentile (25 hp)B · 16th percentile (25 hp)
Engine Displacement
median 183 ciA · 22nd percentile (95.8 ci)B · 11th percentile (78 ci)
Cylinders
median 4A · 3rd percentile (2)B · 23rd percentile (3)
Forward Gears
median 12A · 23rd percentile (8)B · 23rd percentile (8)
Operating Weight
median 5,303 lbA · 25th percentile (3,150 lb)B · 15th percentile (2,400 lb)
A · FD3B · 850Median Utility Tractor