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Advance-RumelyModel A
Advance-Rumely 6A
Utility
- power
- Not recorded
- displacement
- 404 ci
- Cylinders
- 6
- Forward gears
- 6
Head to head · Utility
Advance-Rumely 6A vs Massey-Harris 81
Massey-HarrisModel B
Massey-Harris 81
Row Crop
- power
- Not recorded
- displacement
- 124 ci
- Cylinders
- 4
- Forward gears
- 4
Advance-RumelyAdvance-Rumely 6A
vs
Massey-HarrisMassey-Harris 81
How they compare
Headline specs vs. the whole Utility
Engine Displacement
▲ 6A higher · +280 ci (+226%)6A404 ci
81124 ci
Median Utility Tractor183 ci
6A is in the 90th percentile; 81 is in the 30th · 5,580 models
Cylinders
▲ 6A higher · +2 (+50%)6A6
814
Median Utility Tractor4
6A is in the 93rd percentile; 81 is in the 50th · 5,720 models
Forward Gears
▲ 6A higher · +2 (+50%)6A6
814
Median Utility Tractor12
6A is in the 11th percentile; 81 is in the 4th · 4,941 models
Operating Weight
▲ 6A higher · +3,475 lb (+120%)6A6,370 lb
812,895 lb
Median Utility Tractor5,303 lb
6A is in the 60th percentile; 81 is in the 21st · 5,107 models
6A (A)81 (B)Median Utility Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Advance-Rumely 6A | Massey-Harris 81 | Difference |
|---|---|---|---|
| Manufacturer | Advance-Rumely | Massey-Harris | — |
| Model | 6A | 81 | — |
| Category | Utility, Standard Tread | Row Crop | — |
Engine
| Spec | Advance-Rumely 6A | Massey-Harris 81 | Difference |
|---|---|---|---|
| Manufacturer | Waukesha | Continental | — |
| Model | Not recorded | F124 | — |
| Rated RPM | 1,365RPM | 1,500RPM | ▲ 81+135 RPM · +10% |
| Cylinders | 6 | 4 | ▲ 6A+2 · +50% |
| Displacement | 404ci | 124ci | ▲ 6A+280 ci · +226% |
| Bore | 4.3in | 3in | ▲ 6A+1.3 in · +43% |
| Stroke | 4.8in | 4.4in | ▲ 6A+0.4 in · +9% |
Transmission
| Spec | Advance-Rumely 6A | Massey-Harris 81 | Difference |
|---|---|---|---|
| Type | Gear | Unsynchronized gear | — |
Dimensions & Weight
| Spec | Advance-Rumely 6A | Massey-Harris 81 | Difference |
|---|---|---|---|
| Length | 163in | 119in | ▲ 6A+44 in · +37% |
| Width | 70in | Not recorded | — |
| Height | 74in | 58in | ▲ 6A+16 in · +28% |
| Operating Weight | 6,370lb | 2,895lb | ▲ 6A+3,475 lb · +120% |
Hydraulics
| Spec | Advance-Rumely 6A | Massey-Harris 81 | Difference |
|---|---|---|---|
| Steering Type | Manual | Manual | Same |
Chassis & Drive
| Spec | Advance-Rumely 6A | Massey-Harris 81 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x2 2WD | Same |
| Drive Type | 2WD | 2WD | Same |
| Steering Type | Manual | Manual | Same |
Electrical
| Spec | Advance-Rumely 6A | Massey-Harris 81 | Difference |
|---|---|---|---|
| Starter Type | Not recorded | Electric Starter | — |
Capacities
| Spec | Advance-Rumely 6A | Massey-Harris 81 | Difference |
|---|---|---|---|
| Coolant | 9.5gal | 2.8gal | ▲ 6A+6.7 gal · +239% |
Category context
Both models against the field
Engine Displacement
median 183 ciA · 90th percentile (404 ci)B · 30th percentile (124 ci)
Cylinders
median 4A · 93rd percentile (6)B · 50th percentile (4)
Forward Gears
median 12A · 11th percentile (6)B · 4th percentile (4)
Operating Weight
median 5,303 lbA · 60th percentile (6,370 lb)B · 21st percentile (2,895 lb)
Length
median 137 inA · 81st percentile (163 in)B · 26th percentile (119 in)
A · 6AB · 81Median Utility Tractor