Image not recorded
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 Holder A21
Image not recorded
HolderModel B
Holder A21
Tractor
- power
- 19.7 hp
- displacement
- Not recorded
- Cylinders
- 2
- Forward gears
- 8
Allis ChalmersAllis Chalmers 720
vs
HolderHolder A21
How they compare
Headline specs vs. the whole Utility
Engine Power
▲ A21 higher · +0.2 hp (+1%)72019.5 hp
A2119.7 hp
Median Utility Tractor55 hp
720 is in the 8th percentile; A21 is in the 8th · 5,383 models
Cylinders
= Effectively tied7202
A212
Median Utility Tractor4
720 is in the 3rd percentile; A21 is in the 3rd · 5,720 models
Operating Weight
▲ A21 higher · +1,016 lb (+78%)7201,299 lb
A212,315 lb
Median Utility Tractor5,303 lb
720 is in the 3rd percentile; A21 is in the 15th · 5,107 models
Length
▲ A21 higher · +27.3 in (+33%)72082.7 in
A21110 in
Median Utility Tractor137 in
720 is in the 3rd percentile; A21 is in the 16th · 4,659 models
720 (A)A21 (B)Median Utility Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers 720 | Holder A21 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Holder | — |
| Model | 720 | A21 | — |
| Category | Utility, Sub-Compact | Not recorded | — |
Engine
| Spec | Allis Chalmers 720 | Holder A21 | Difference |
|---|---|---|---|
| Manufacturer | Onan | Holder | — |
| Model | CCKB | Not recorded | — |
| Power Output | 19.5hp | 19.7hp | ▲ A21+0.2 hp · +1% |
| Rated RPM | 3,600RPM | Not recorded | — |
| Cylinders | 2 | 2 | Same |
| Displacement | 49.8ci | Not recorded | — |
| Bore | 3.3in | Not recorded | — |
| Stroke | 3in | Not recorded | — |
Transmission
| Spec | Allis Chalmers 720 | Holder A21 | Difference |
|---|---|---|---|
| Type | Hydrostatic | Manual | — |
Dimensions & Weight
| Spec | Allis Chalmers 720 | Holder A21 | Difference |
|---|---|---|---|
| Length | 82.7in | 110in | ▲ A21+27.3 in · +33% |
| Width | 47.6in | 33in | ▲ 720+14.6 in · +44% |
| Height | 42.9in | 41.3in | ▲ 720+1.6 in · +4% |
| Operating Weight | 1,299lb | 2,315lb | ▲ A21+1,016 lb · +78% |
Hydraulics
| Spec | Allis Chalmers 720 | Holder A21 | Difference |
|---|---|---|---|
| Steering Type | Manual | Not recorded | — |
Power Take-off (PTO)
| Spec | Allis Chalmers 720 | Holder A21 | Difference |
|---|---|---|---|
| Type | Independent with electric clutch | Not recorded | — |
| Speed 1 | 2,000rpm | Not recorded | — |
Chassis & Drive
| Spec | Allis Chalmers 720 | Holder A21 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x4 articulated 4WD | — |
| Drive Type | 2WD | 4WD | — |
| Steering Type | Manual | Not recorded | — |
Electrical
| Spec | Allis Chalmers 720 | Holder A21 | Difference |
|---|---|---|---|
| Starter Type | Electric | Not recorded | — |
Operator Station
| Spec | Allis Chalmers 720 | Holder A21 | Difference |
|---|---|---|---|
| Type | Open operator station | Not recorded | — |
Category context
Both models against the field
Engine Power
median 55 hpA · 8th percentile (19.5 hp)B · 8th percentile (19.7 hp)
Cylinders
median 4A · 3rd percentile (2)B · 3rd percentile (2)
Operating Weight
median 5,303 lbA · 3rd percentile (1,299 lb)B · 15th percentile (2,315 lb)
Length
median 137 inA · 3rd percentile (82.7 in)B · 16th percentile (110 in)
Width
median 66 inA · 14th percentile (47.6 in)B · 1st percentile (33 in)
A · 720B · A21Median Utility Tractor