Two popular chainsaws from Stihl are the MS 171 and the MS 151 C-E. These two chainsaws are similarly designed and perform almost identical tasks. However, they still have some key differences which make them better suited for different tasks. In this article, we will be comparing the Stihl MS 171 vs MS 151 C-E and highlighting their various features so that you can make an informed decision and choose the best chainsaw that suits your needs.

STIHL MS 171

The MS 171 is a good choice for landowners who require a high-powered and lightweight chainsaw that can also be used by less experienced users. The MS 171 features STIHL’s advanced anti-vibration system, which makes using the machine more comfortable and less tiring during long shifts.

The side chain tensioning allows for easy access to the chain without tools, and an Ematic™ bar lube system automatically lubricates the bar and chain, reducing friction and increasing the life of the bar and chain.

STIHL MS 151 C-E

The STIHL MS 151 C-E chainsaw is equipped with a fuel pump which makes starting easy, even after periods of storage. It also features STIHL’s Easy2Start technology which reduces the amount of effort needed to start the engine. STIHL MS 171 The MS 171 is an ideal mid-range chainsaw for homeowners seeking a great value with many convenient features.

Detail Comparison

Engine Displacement

Engine displacement is important in determining how much fuel your chainsaw will consume while running. It’s important to note that this isn’t necessarily a comparison of what’s best out of these two chainsaws, but rather a comparison between them so you can make an educated purchase decision. The MS 171 has a slightly larger engine displacement than its counterpart, at 40.2 cc (1.6 kW) compared with 31 cc (1.3 kW).

Power output

The STIHL MS 171 chainsaw offers a powerful engine with 2.7kW of power output, which is more than adequate for most moderate jobs around the home or farm. The STIHL MS 151 C-E packs even more power into its engine, offering 3.0 kW of power output and making it ideal for more demanding tasks like cutting down trees or working in the field. Both models offer high torque at low speeds to ensure consistent reliability when working in the field or on construction sites.

Weight

The two machines are very similar in terms of weight. The STIHL MS171 weighs 14.1lbs, while the MS151 C-E weighs 13.2lbs.

Power-to-weight ratio

The STIHL MS 171 has a power output of 1.3 kW and a weight of 4.3 kg, resulting in a power-to-weight ratio of 0.302 kW/kg. On the other hand, the STIHL MS 151 C-E has a power output of 1.05 kW and a weight of 2.8 kg, resulting in a power-to-weight ratio of 0.375 kW/kg. Therefore, the STIHL MS 151 C-E has a slightly better power-to-weight ratio than the STIHL MS 171 due to its lighter weight and slightly lower power output.

Sound pressure level

The first difference between these two Stihl chainsaws is their sound pressure level. The MS 171 has a sound pressure level measurement of 102 dB(A), while the MS 151 C-E has a slightly higher rating of 103 dB(A). While this difference may seem insignificant, it can actually have a major impact on your ability to operate the saw comfortably.

Sound power level

Although the MS 171 and MS 151 C-E are both chainsaws, there are some differences in the features. The primary differences between them include: Sound power level. The MS 171 has a sound power level of 93 dB(A), while the MS 151 C-E has a sound power level of 89 dB(A). This means that the MS 171 is louder than the MS 151 C-E.

However, this isn’t necessarily a bad thing as it can be used as an advantage when cutting because you’ll be able to hear where your cuts are going and avoid hitting any objects or people that might be in your way.

Vibration level left/right

In general, the STIHL MS 171 is designed to have reduced vibration levels compared to the MS 251 C-E. The MS 151 C-E has STIHL’s anti-vibration system, which reduces the amount of vibration that is transmitted to the user’s hands and helps to decrease operator fatigue.

Saw chain pitch

The saw chain pitch is the distance between three consecutive rivets divided by two. This divides the saw chain into its number of pitches. The STIHL MS 171 chainsaw uses 3/8″ saw chains, which means that the distance between any three consecutive rivets is 1 inch. The STIHL MS 151 C-E chainsaw uses 1/4″ Picco Micro™ saw chains, which means that the distance between any three consecutive rivets is 0. 5 inches.

STIHL Oilomatic saw chain type

The STIHL Oilomatic system is an oil injection system that provides consistent lubrication of the bar and chain, and is designed to reduce maintenance intervals. It also helps to extend the life of your saw and make it easier to start. The MS 171 features an automatic oil pump that delivers the correct amount of oil to the bar and chain during operation. The MS 151 C-E uses a manual oil pump that must be primed before starting and after each break in use.

STIHL MS 171 vs MS 151 C-E|Which is more better?

The MS 171 is a more powerful saw than the MS 151 C-E, and it is also more expensive. The MS 171 has a longer bar and chain than the MS 151 C-E, which makes it better for larger cutting tasks. The MS 171 also has a reduced vibration system which makes it easier to use for extended periods of time.

The MS 171 also has a more advanced starting system which reduces the amount of effort needed to start the saw. Overall, the MS 171 is a better saw than the MS 151 C-E and is worth the extra cost if you are doing heavier cutting tasks.

The End

In conclusion, both the Stihl MS 171 and MS 151 C-E models are quality chainsaws that offer excellent performance in various tasks. The MS 171 is a more basic and affordable tool that performs well for small to medium jobs while the MS 151 C-E is specifically designed for professional cutting tasks. The choice ultimately lies with the user based on their requirements and budget.