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Allis ChalmersModel A
Allis Chalmers 720
Utility
- power
- 19.5 hp
- displacement
- 49.8 ci
- Cylinders
- 2
- Forward gears
- Not recorded
Head to head · Utility
Allis Chalmers 720 vs Ariens GT20
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AriensModel B
Ariens GT20
Lawn and Garden
- power
- 20 hp
- displacement
- 47 ci
- Cylinders
- 2
- Forward gears
- Not recorded
Allis ChalmersAllis Chalmers 720
vs
AriensAriens GT20
How they compare
Headline specs vs. the whole Utility
Engine Power
▲ GT20 higher · +0.5 hp (+3%)72019.5 hp
GT2020 hp
Median Utility Tractor55 hp
720 is in the 8th percentile; GT20 is in the 8th · 5,383 models
Engine Displacement
▲ 720 higher · +2.8 ci (+6%)72049.8 ci
GT2047 ci
Median Utility Tractor183 ci
720 is in the 3rd percentile; GT20 is in the 2nd · 5,580 models
Cylinders
= Effectively tied7202
GT202
Median Utility Tractor4
720 is in the 3rd percentile; GT20 is in the 3rd · 5,720 models
Operating Weight
▲ 720 higher · +340 lb (+35%)7201,299 lb
GT20959 lb
Median Utility Tractor5,303 lb
720 is in the 3rd percentile; GT20 is in the 1st · 5,107 models
720 (A)GT20 (B)Median Utility Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers 720 | Ariens GT20 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Ariens | — |
| Model | 720 | GT20 | — |
| Category | Utility, Sub-Compact | Lawn and Garden | — |
Engine
| Spec | Allis Chalmers 720 | Ariens GT20 | Difference |
|---|---|---|---|
| Manufacturer | Onan | Kohler | — |
| Model | CCKB | M20 | — |
| Power Output | 19.5hp | 20hp | ▲ GT20+0.5 hp · +3% |
| Rated RPM | 3,600RPM | 3,600RPM | Same |
| Cylinders | 2 | 2 | Same |
| Displacement | 49.8ci | 47ci | ▲ 720+2.8 ci · +6% |
| Bore | 3.3in | 3.1in | ▲ 720+0.2 in · +6% |
| Stroke | 3in | 3.1in | ▲ GT20+0.1 in · +3% |
Transmission
| Spec | Allis Chalmers 720 | Ariens GT20 | Difference |
|---|---|---|---|
| Type | Hydrostatic | Hydrostatic | Same |
Dimensions & Weight
| Spec | Allis Chalmers 720 | Ariens GT20 | Difference |
|---|---|---|---|
| Length | 82.7in | 74.8in | ▲ 720+7.9 in · +11% |
| Width | 47.6in | 42.9in | ▲ 720+4.7 in · +11% |
| Height | 42.9in | 47.6in | ▲ GT20+4.7 in · +11% |
| Operating Weight | 1,299lb | 959lb | ▲ 720+340 lb · +35% |
Hydraulics
| Spec | Allis Chalmers 720 | Ariens GT20 | Difference |
|---|---|---|---|
| Steering Type | Manual | Hydraulic Power | — |
Power Take-off (PTO)
| Spec | Allis Chalmers 720 | Ariens GT20 | Difference |
|---|---|---|---|
| Type | Independent with electric clutch | Independent with Electric Clutch | Same |
| Speed 1 | 2,000rpm | 3,600rpm | ▲ GT20+1,600 rpm · +80% |
Hitch & Towing
| Spec | Allis Chalmers 720 | Ariens GT20 | Difference |
|---|---|---|---|
| Hitch Category | Not recorded | 0 | — |
Chassis & Drive
| Spec | Allis Chalmers 720 | Ariens GT20 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x2 | — |
| Drive Type | 2WD | 2WD | Same |
| Steering Type | Manual | Hydraulic Power | — |
| Brake Type | Not recorded | Disc | — |
Electrical
| Spec | Allis Chalmers 720 | Ariens GT20 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Operator Station
| Spec | Allis Chalmers 720 | Ariens GT20 | Difference |
|---|---|---|---|
| Type | Open operator station | Open | — |
Category context
Both models against the field
Engine Power
median 55 hpA · 8th percentile (19.5 hp)B · 8th percentile (20 hp)
Engine Displacement
median 183 ciA · 3rd percentile (49.8 ci)B · 2nd percentile (47 ci)
Cylinders
median 4A · 3rd percentile (2)B · 3rd percentile (2)
Operating Weight
median 5,303 lbA · 3rd percentile (1,299 lb)B · 1st percentile (959 lb)
Length
median 137 inA · 3rd percentile (82.7 in)B · 1st percentile (74.8 in)
A · 720B · GT20Median Utility Tractor