Husqvarna 550XP Mark Ii vs Stihl Ms 271

Engine
Engine Displacement 50.1cc 50.7cc
Power Output 2.98kW 2.6kW
Power Output (HP) 4hp 3.5hp
Idle Speed 2800rpm
Maximum Speed 10200rpm
Cutting
Recommended Bar Length 50.8cm
Maximum Bar Length 50.8cm
Chain Pitch 0.325" 0.325"
Chain Speed 19.6m/s
Weight
Weight (without bar and chain) 5.31kg 5.6kg
Tank
Oil Tank Capacity 0.32l
Safety
Sound Pressure Level 107dB(A)
Sound Power Level 117dB(A)
Vibration Front Handle 4m/s²
Vibration Rear Handle 4.6m/s²
Classification
Intended Use professional forestry and tree care Farm/Firewood
Fuel Type 2 stroke mix at 50:1 Gasoline with up to 10% Ethanol