Husqvarna 440 vs Stihl Ms 172
Engine
| Engine Displacement | 40.9cc | 31.1cc |
| Power Output | 1.79kW | 1.4kW |
| Power Output (HP) | 2.4hp | 1.9hp |
| Idle Speed | 2900rpm | — |
| Maximum Speed | 9000rpm | — |
Cutting
| Recommended Bar Length | 45cm | 40.6cm |
| Maximum Bar Length | 45.72cm | — |
| Chain Pitch | 0.325" | 3/8"P" |
| Chain Speed | 17.3m/s | — |
Weight
| Weight (without bar and chain) | 4.43kg | 4.7kg |
Tank
| Oil Tank Capacity | 0.25l | — |
Safety
| Sound Pressure Level | 102dB(A) | — |
| Sound Power Level | 114dB(A) | — |
| Vibration Front Handle | 3.8m/s² | — |
| Vibration Rear Handle | 4.2m/s² | — |
Classification
| Intended Use | — | For homeowners and light duty work |
| Fuel Type | Husqvarna 2 stroke or equiv. at 50:1 | Gasoline with no more than 10% Ethanol |