Image not recorded
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 International Harvester D-320
Image not recorded
International HarvesterModel B
International Harvester D-320
Sub-Compact
- power
- 20 hp
- displacement
- 99.5 ci
- Cylinders
- 3
- Forward gears
- 6
Allis ChalmersAllis Chalmers 620
vs
International HarvesterInternational Harvester D-320
How they compare
Headline specs vs. the whole Sub-Compact
Engine Power
▲ D-320 higher · +0.5 hp (+3%)62019.5 hp
D-32020 hp
Median Sub-Compact Tractor26.9 hp
620 is in the 22nd percentile; D-320 is in the 25th · 816 models
Engine Displacement
▲ D-320 higher · +49.7 ci (+100%)62049.8 ci
D-32099.5 ci
Median Sub-Compact Tractor91.4 ci
620 is in the 9th percentile; D-320 is in the 55th · 757 models
Cylinders
▲ D-320 higher · +1 (+50%)6202
D-3203
Median Sub-Compact Tractor3
620 is in the 11th percentile; D-320 is in the 50th · 802 models
Operating Weight
▲ D-320 higher · +1,381 lb (+92%)6201,499 lb
D-3202,880 lb
Median Sub-Compact Tractor2,700 lb
620 is in the 22nd percentile; D-320 is in the 54th · 711 models
620 (A)D-320 (B)Median Sub-Compact Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers 620 | International Harvester D-320 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | International Harvester | — |
| Model | 620 | D-320 | — |
| Category | Utility, Sub-Compact | Sub-Compact | — |
Engine
| Spec | Allis Chalmers 620 | International Harvester D-320 | Difference |
|---|---|---|---|
| Manufacturer | Onan | International Harvester | — |
| Model | CCKB | DD-99 | — |
| Power Output | 19.5hp | 20hp | ▲ D-320+0.5 hp · +3% |
| Rated RPM | 3,600RPM | 1,750RPM | ▲ 620+1,850 RPM · +106% |
| Cylinders | 2 | 3 | ▲ D-320+1 · +50% |
| Displacement | 49.8ci | 99.5ci | ▲ D-320+49.7 ci · +100% |
| Bore | 3.3in | 3.3in | Same |
| Stroke | 3in | 4in | ▲ D-320+1 in · +33% |
Transmission
| Spec | Allis Chalmers 620 | International Harvester D-320 | Difference |
|---|---|---|---|
| Type | Hydrostatic | Gear | — |
Dimensions & Weight
| Spec | Allis Chalmers 620 | International Harvester D-320 | Difference |
|---|---|---|---|
| Length | 82.7in | 108in | ▲ D-320+25.3 in · +31% |
| Width | 47.6in | 64.5in | ▲ D-320+16.9 in · +36% |
| Height | 42.9in | 61in | ▲ D-320+18.1 in · +42% |
| Operating Weight | 1,499lb | 2,880lb | ▲ D-320+1,381 lb · +92% |
Hydraulics
| Spec | Allis Chalmers 620 | International Harvester D-320 | Difference |
|---|---|---|---|
| Steering Type | Not recorded | Manual | — |
Power Take-off (PTO)
| Spec | Allis Chalmers 620 | International Harvester D-320 | Difference |
|---|---|---|---|
| Speed 1 | 2,000rpm | Not recorded | — |
| Speed 2 | 2,000rpm | Not recorded | — |
Hitch & Towing
| Spec | Allis Chalmers 620 | International Harvester D-320 | Difference |
|---|---|---|---|
| Hitch Category | Not recorded | I | — |
Chassis & Drive
| Spec | Allis Chalmers 620 | International Harvester D-320 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x2 2WD | Same |
| Drive Type | 2WD | 2WD | Same |
| Steering Type | Not recorded | Manual | — |
Electrical
| Spec | Allis Chalmers 620 | International Harvester D-320 | Difference |
|---|---|---|---|
| Battery Voltage | Not recorded | 12V | — |
| Starter Type | Electric | Electric | Same |
Operator Station
| Spec | Allis Chalmers 620 | International Harvester D-320 | 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 · 55th percentile (99.5 ci)
Cylinders
median 3A · 11th percentile (2)B · 50th percentile (3)
Operating Weight
median 2,700 lbA · 22nd percentile (1,499 lb)B · 54th percentile (2,880 lb)
Length
median 113 inA · 10th percentile (82.7 in)B · 43rd percentile (108 in)
A · 620B · D-320Median Sub-Compact Tractor