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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 · Utility
Allis Chalmers 620 vs Bolens HT20
BolensModel B
Bolens HT20
Lawn and Garden
- power
- 19.5 hp
- displacement
- 53.7 ci
- Cylinders
- 2
- Forward gears
- Not recorded
Allis ChalmersAllis Chalmers 620
vs
BolensBolens HT20
How they compare
Headline specs vs. the whole Utility
Engine Power
= Effectively tied62019.5 hp
HT2019.5 hp
Median Utility Tractor55 hp
620 is in the 8th percentile; HT20 is in the 8th · 5,383 models
Engine Displacement
▲ HT20 higher · +3.9 ci (+8%)62049.8 ci
HT2053.7 ci
Median Utility Tractor183 ci
620 is in the 3rd percentile; HT20 is in the 4th · 5,580 models
Cylinders
= Effectively tied6202
HT202
Median Utility Tractor4
620 is in the 3rd percentile; HT20 is in the 3rd · 5,720 models
Operating Weight
▲ 620 higher · +408 lb (+37%)6201,499 lb
HT201,091 lb
Median Utility Tractor5,303 lb
620 is in the 6th percentile; HT20 is in the 1st · 5,107 models
620 (A)HT20 (B)Median Utility Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers 620 | Bolens HT20 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Bolens | — |
| Model | 620 | HT20 | — |
| Category | Utility, Sub-Compact | Lawn and Garden | — |
Engine
| Spec | Allis Chalmers 620 | Bolens HT20 | Difference |
|---|---|---|---|
| Manufacturer | Onan | Kohler | — |
| Model | CCKB | K532 | — |
| Power Output | 19.5hp | 19.5hp | Same |
| Rated RPM | 3,600RPM | 3,450RPM | ▲ 620+150 RPM · +4% |
| Cylinders | 2 | 2 | Same |
| Displacement | 49.8ci | 53.7ci | ▲ HT20+3.9 ci · +8% |
| Bore | 3.3in | 3.4in | ▲ HT20+0.1 in · +3% |
| Stroke | 3in | 3in | Same |
Transmission
| Spec | Allis Chalmers 620 | Bolens HT20 | Difference |
|---|---|---|---|
| Type | Hydrostatic | Shaft-driven hydrostatic | — |
Dimensions & Weight
| Spec | Allis Chalmers 620 | Bolens HT20 | Difference |
|---|---|---|---|
| Length | 82.7in | 74.8in | ▲ 620+7.9 in · +11% |
| Width | 47.6in | 37.8in | ▲ 620+9.8 in · +26% |
| Height | 42.9in | 44.9in | ▲ HT20+2 in · +5% |
| Operating Weight | 1,499lb | 1,091lb | ▲ 620+408 lb · +37% |
Hydraulics
| Spec | Allis Chalmers 620 | Bolens HT20 | Difference |
|---|---|---|---|
| Steering Type | Not recorded | Manual | — |
Power Take-off (PTO)
| Spec | Allis Chalmers 620 | Bolens HT20 | Difference |
|---|---|---|---|
| Speed 1 | 2,000rpm | Not recorded | — |
| Speed 2 | 2,000rpm | Not recorded | — |
Hitch & Towing
| Spec | Allis Chalmers 620 | Bolens HT20 | Difference |
|---|---|---|---|
| Hitch Category | Not recorded | 0 | — |
Chassis & Drive
| Spec | Allis Chalmers 620 | Bolens HT20 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x2 | — |
| Drive Type | 2WD | 2WD | Same |
| Steering Type | Not recorded | Manual | — |
Electrical
| Spec | Allis Chalmers 620 | Bolens HT20 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Operator Station
| Spec | Allis Chalmers 620 | Bolens HT20 | Difference |
|---|---|---|---|
| Type | Open | Open operator station | — |
Category context
Both models against the field
Engine Power
median 55 hpA · 8th percentile (19.5 hp)B · 8th percentile (19.5 hp)
Engine Displacement
median 183 ciA · 3rd percentile (49.8 ci)B · 4th percentile (53.7 ci)
Cylinders
median 4A · 3rd percentile (2)B · 3rd percentile (2)
Operating Weight
median 5,303 lbA · 6th percentile (1,499 lb)B · 1st percentile (1,091 lb)
Length
median 137 inA · 3rd percentile (82.7 in)B · 1st percentile (74.8 in)
A · 620B · HT20Median Utility Tractor