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Allis ChalmersModel A
Allis Chalmers 620
Utility
- power
- 19.5 hp
- displacement
- 49.8 ci
- Cylinders
- 2
- Forward gears
- Not recorded
Head to head · Sub-Compact
Allis Chalmers 620 vs Yanmar AF220
YanmarModel B
Yanmar AF220
Sub-Compact
- power
- 20 hp
- displacement
- 73.5 ci
- Cylinders
- 3
- Forward gears
- 8
Allis ChalmersAllis Chalmers 620
vs
YanmarYanmar AF220
How they compare
Headline specs vs. the whole Sub-Compact
Engine Power
▲ AF220 higher · +0.5 hp (+3%)62019.5 hp
AF22020 hp
Median Sub-Compact Tractor26.9 hp
620 is in the 22nd percentile; AF220 is in the 25th · 816 models
Engine Displacement
▲ AF220 higher · +23.7 ci (+48%)62049.8 ci
AF22073.5 ci
Median Sub-Compact Tractor91.4 ci
620 is in the 9th percentile; AF220 is in the 35th · 757 models
Cylinders
▲ AF220 higher · +1 (+50%)6202
AF2203
Median Sub-Compact Tractor3
620 is in the 11th percentile; AF220 is in the 50th · 802 models
Operating Weight
▲ AF220 higher · +397 lb (+26%)6201,499 lb
AF2201,896 lb
Median Sub-Compact Tractor2,700 lb
620 is in the 22nd percentile; AF220 is in the 34th · 711 models
620 (A)AF220 (B)Median Sub-Compact Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers 620 | Yanmar AF220 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Yanmar | — |
| Model | 620 | AF220 | — |
| Category | Utility, Sub-Compact | Sub-Compact | — |
Engine
| Spec | Allis Chalmers 620 | Yanmar AF220 | Difference |
|---|---|---|---|
| Manufacturer | Onan | Yanmar | — |
| Model | CCKB | 3TNE78 | — |
| Power Output | 19.5hp | 20hp | ▲ AF220+0.5 hp · +3% |
| Rated RPM | 3,600RPM | 2,500RPM | ▲ 620+1,100 RPM · +44% |
| Cylinders | 2 | 3 | ▲ AF220+1 · +50% |
| Displacement | 49.8ci | 73.5ci | ▲ AF220+23.7 ci · +48% |
| Bore | 3.3in | Not recorded | — |
| Stroke | 3in | Not recorded | — |
Transmission
| Spec | Allis Chalmers 620 | Yanmar AF220 | Difference |
|---|---|---|---|
| Type | Hydrostatic | Manual with dry disc clutch | — |
Dimensions & Weight
| Spec | Allis Chalmers 620 | Yanmar AF220 | Difference |
|---|---|---|---|
| Length | 82.7in | 106in | ▲ AF220+23.3 in · +28% |
| Width | 47.6in | 43.9in | ▲ 620+3.7 in · +8% |
| Height | 42.9in | 75in | ▲ AF220+32.1 in · +75% |
| Operating Weight | 1,499lb | 1,896lb | ▲ AF220+397 lb · +26% |
Hydraulics
| Spec | Allis Chalmers 620 | Yanmar AF220 | Difference |
|---|---|---|---|
| Steering Type | Not recorded | Power | — |
Power Take-off (PTO)
| Spec | Allis Chalmers 620 | Yanmar AF220 | Difference |
|---|---|---|---|
| Speed 1 | 2,000rpm | Not recorded | — |
| Speed 2 | 2,000rpm | Not recorded | — |
Tires
| Spec | Allis Chalmers 620 | Yanmar AF220 | Difference |
|---|---|---|---|
| Rear Tire Size | Not recorded | 8.3-22 | — |
Hitch & Towing
| Spec | Allis Chalmers 620 | Yanmar AF220 | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | Category 0 | — |
| Hitch Category | Not recorded | Category 3 | — |
Chassis & Drive
| Spec | Allis Chalmers 620 | Yanmar AF220 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x4 MFWD 4WD | — |
| Drive Type | 2WD | 4WD | — |
| Steering Type | Not recorded | Power | — |
Electrical
| Spec | Allis Chalmers 620 | Yanmar AF220 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Operator Station
| Spec | Allis Chalmers 620 | Yanmar AF220 | Difference |
|---|---|---|---|
| Type | Open | Not recorded | — |
Category context
Both models against the field
Engine Power
median 26.9 hpA · 22nd percentile (19.5 hp)B · 25th percentile (20 hp)
Engine Displacement
median 91.4 ciA · 9th percentile (49.8 ci)B · 35th percentile (73.5 ci)
Cylinders
median 3A · 11th percentile (2)B · 50th percentile (3)
Operating Weight
median 2,700 lbA · 22nd percentile (1,499 lb)B · 34th percentile (1,896 lb)
Length
median 113 inA · 10th percentile (82.7 in)B · 39th percentile (106 in)
A · 620B · AF220Median Sub-Compact Tractor