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StihlModel A
Stihl S 20
Sub-Compact
- power
- 20 hp
- displacement
- 61.3 ci
- Cylinders
- 2
- Forward gears
- 6
Head to head · Sub-Compact
Stihl S 20 vs Yanmar AF120
YanmarModel B
Yanmar AF120
Sub-Compact
- power
- 20 hp
- displacement
- 61.4 ci
- Cylinders
- 3
- Forward gears
- 8
StihlStihl S 20
vs
YanmarYanmar AF120
How they compare
Headline specs vs. the whole Sub-Compact
Engine Power
= Effectively tiedS 2020 hp
AF12020 hp
Median Sub-Compact Tractor26.9 hp
S 20 is in the 25th percentile; AF120 is in the 25th · 816 models
Engine Displacement
▲ AF120 higher · +0.1 ci (<1%)S 2061.3 ci
AF12061.4 ci
Median Sub-Compact Tractor91.4 ci
S 20 is in the 24th percentile; AF120 is in the 24th · 757 models
Cylinders
▲ AF120 higher · +1 (+50%)S 202
AF1203
Median Sub-Compact Tractor3
S 20 is in the 11th percentile; AF120 is in the 50th · 802 models
Forward Gears
▲ AF120 higher · +2 (+33%)S 206
AF1208
Median Sub-Compact Tractor9
S 20 is in the 18th percentile; AF120 is in the 40th · 616 models
S 20 (A)AF120 (B)Median Sub-Compact Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Stihl S 20 | Yanmar AF120 | Difference |
|---|---|---|---|
| Manufacturer | Stihl | Yanmar | — |
| Model | S 20 | AF120 | — |
| Category | Sub-Compact | Sub-Compact | Same |
Engine
| Spec | Stihl S 20 | Yanmar AF120 | Difference |
|---|---|---|---|
| Manufacturer | MWM | Yanmar | — |
| Model | AKD 10Z | 3TNE74 | — |
| Power Output | 20hp | 20hp | Same |
| Rated RPM | 3,000RPM | 2,700RPM | ▲ S 20+300 RPM · +11% |
| Cylinders | 2 | 3 | ▲ AF120+1 · +50% |
| Displacement | 61.3ci | 61.4ci | ▲ AF120+0.1 ci · <1% |
Transmission
| Spec | Stihl S 20 | Yanmar AF120 | Difference |
|---|---|---|---|
| Type | Unsynchronized gear | Manual | — |
Dimensions & Weight
| Spec | Stihl S 20 | Yanmar AF120 | Difference |
|---|---|---|---|
| Length | Not recorded | 104in | — |
| Width | 57.9in | 41.7in | ▲ S 20+16.2 in · +39% |
| Height | 63in | 75.6in | ▲ AF120+12.6 in · +20% |
| Operating Weight | 2,162lb | 1,488lb | ▲ S 20+674 lb · +45% |
Hydraulics
| Spec | Stihl S 20 | Yanmar AF120 | Difference |
|---|---|---|---|
| Steering Type | Not recorded | Power | — |
Chassis & Drive
| Spec | Stihl S 20 | Yanmar AF120 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x4 MFWD 4WD | — |
| Drive Type | 2WD | 4WD | — |
| Steering Type | Not recorded | Power | — |
Electrical
| Spec | Stihl S 20 | Yanmar AF120 | Difference |
|---|---|---|---|
| Starter Type | Electric Starter | Electric | — |
Category context
Both models against the field
Engine Power
median 26.9 hpA · 25th percentile (20 hp)B · 25th percentile (20 hp)
Engine Displacement
median 91.4 ciA · 24th percentile (61.3 ci)B · 24th percentile (61.4 ci)
Cylinders
median 3A · 11th percentile (2)B · 50th percentile (3)
Forward Gears
median 9A · 18th percentile (6)B · 40th percentile (8)
Operating Weight
median 2,700 lbA · 40th percentile (2,162 lb)B · 22nd percentile (1,488 lb)
A · S 20B · AF120Median Sub-Compact Tractor