Stihl Ms 261 vs Echo Echo CS-501P

Engine
Engine Displacement 50.8cc 50.2cc
Power Output 3.0kW
Power Output (HP) 4.1hp
Cutting
Recommended Bar Length 40.6cm
Maximum Bar Length 50.8cm
Chain Pitch 0.325"
Weight
Weight (without bar and chain) 4.95kg 4.81kg
Tank
Fuel Tank Capacity 0.49l
Oil Tank Capacity 0.28l
Classification
Intended Use professional professional
Fuel Type gasoline 2-stroke