Stihl MS 660 vs Echo CS-501P Chainsaw Comparisons
Specs that are different are highlighted in red. Specs that are better are written in bold. Notice that a chainsaw with a significantly larger number of bolded specifications is not necessarily a better chainsaw.
Chainsaw Details
Subjects of comparisons - brand and model.
| Manufacturer | Stihl | Echo |
| Model | MS 660 | CS-501P |
| Photo |  |
 |
| Class | Profesional | Profesional |
| Warranty homeowner | 365 days 1 year |
1825 days 5 year |
| Warranty commercial | 90 days 0.25 year |
365 days 1 year |
| Your rating |
Engine Specs Comparison
Power, displacement and type of fuel of the chainsaws.
| Fuel type | Gas | Gas |
| Fuel oil ratio | 50:1 | 50:1 |
| Weight | ~7.4 kg ~16.31 lbs |
~4.80 kg ~10.58 lbs |
| Engine | Stihl 2-Mix | Echo 2-stroke |
| Power | 7.1 hp 5.29 kW |
3.35 hp 2.5 kW |
| Displacement | 91.6 cm³ 5.59 in³ |
50.2 cm³ 3.06 in³ |
| Torque | Nm | Nm |
| Idle speed | 2800 RPM | 2700 RPM |
| Max speed | 13500 RPM | 13800 RPM |
| Spark plug | Bosch WSR6F, NGK BPMR7A | NGK BPMR8Y |
| Spark plug gap | 0.5 mm 0.02 in |
0.65 mm 0.025 in |
Chain and Bar Comparison
Detailed chain and bar specifications side by side.
| Bar length | 81.28 cm 32 in |
45.72 cm 18 in |
| Min bar length | 50.8 cm 20 in |
40.64 cm 16 in |
| Max bar length | 91.44 cm 36 in |
50.8 cm 20 in |
| Chain | Rapid Super (RS) | Full Chisel |
| Pitch | 3/8" | 3/8" |
| Gauge | 1.6 mm 0.06 in |
0.50 mm 0.02 in |
| Sprocket | Spur 10 Tooth | 0.325 RIM |
Other specs
Fuel consumption, noise and liquid capacities.
| Fuel consumption | 1.46 l/hr 0.39 gal/hr |
1.54 l/hr 0.41 gal/hr |
| Fuel capacity | 0.825 l 27.9 fl oz |
16.6 l 561.31 fl oz |
| Oil tank capacity | 0.36 l 12.17 fl oz |
0.33 l 11.16 fl oz |
| Noise (ear level) | 101 dB(A) | 103 dB(A) |
| Vibration front | 7 m/s² 22.97 ft/s² |
5.2 m/s² 17.06 ft/s² |
| Vibration rear | 7 m/s² 22.97 ft/s² |
5.4 m/s² 17.72 ft/s² |
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