Husqvarna 440 vs Stihl MS 251 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	Husqvarna	Stihl
Model	440	MS 251
Photo
Class	Homeowner	Homeowner
Warranty homeowner	730 days 2 year	365 days 1 year
Warranty commercial	90 days 0.25 year	90 days 0.25 year
Your rating	4.1/5 - (18 votes)	5/5 - (1 vote)

Engine Specs Comparison

Power, displacement and type of fuel of the chainsaws.

Fuel type	Gas	Gas
Fuel oil ratio	50:1	50:1
Weight	~4.4 kg ~9.7 lbs	~4.8 kg ~10.58 lbs
Engine	2-Stroke Air Cooled X-Torq	Stihl 2-Mix
Power	2.4 hp 1.79 kW	3 hp 2.24 kW
Displacement	40.9 cm³ 2.5 in³	45.6 cm³ 2.78 in³
Torque	2.16 Nm	Nm
Idle speed	2900 RPM	2800 RPM
Max speed	9000 RPM	13000 RPM
Spark plug	NGK BPMR7A	NGK CMR6H, Bosch USR4A
Spark plug gap	0.5 mm 0.02 in	0.5 mm 0.02 in

Chain and Bar Comparison

Detailed chain and bar specifications side by side.

Bar length	45 cm 18 in	40.64 cm 16 in
Min bar length	33 cm 13 in	35.56 cm 14 in
Max bar length	45 cm 18 in	45.72 cm 18 in
Chain	SP33G	Rapid Micro 3 (RM3)
Pitch	0.325	3/8" P
Gauge	1.3 mm 0.05 in	1.3 mm 0.05 in
Sprocket	Spur 7 teeth	Spur 7 Tooth

Other specs

Fuel consumption, noise and liquid capacities.

Fuel consumption	1.291 l/hr 0.34 gal/hr	1.075 l/hr 0.28 gal/hr
Fuel capacity	0.37 l 12.51 fl oz	0.39 l 13.19 fl oz
Oil tank capacity	0.25 l 8.45 fl oz	0.2 l 6.76 fl oz
Noise (ear level)	102 dB(A)	103 dB(A)
Vibration front	2.5 m/s² 8.2 ft/s²	3.9 m/s² 12.8 ft/s²
Vibration rear	3.2 m/s² 10.5 ft/s²	3.9 m/s² 12.8 ft/s²

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