What Are the Differences Between Stihl MM55 vs MM56?

The Stihl mm 55 and mm 56 are from the same manufacturer; hence they have the same appearance and are difficult to distinguish. For instance, the appearance, design, color, and all others are similar. Also, they perform the same function even though the Stihl mm 56 is the improved version of mm55.

Are there any differences between the two chain saws? Yes. There are some differences between the two in terms of fuel capacity, motor power, among others. Therefore, it is advisable to read the article below carefully and see the differences.

The post below gives a quick comparison table and some differences between Stihl mm 55 and mm 56. It also describes the similarities, pros, and cons of each, including FAQs. Finally, there is a buying guide to know the factors to consider when buying chainsaws.

A quick comparison table between Stihl mm55 and mm 56


stihl mm55

mm 56


Power source Gas only Gas only
Displacement 1.66 cu Around 1.66 cu
Powerhead weight 21.8lbs 21.75lbs
Tine speed Around 200 rpm Around 200 rpm
Fuel capacity 11.2 oz. Almost 11.5 oz.
Measurements 8.5 width by 9.1 diameter 8.5 width by 9.1 diameter
Weight 21.2lbs 21.8lbs
Motor energy To 27.2 cc To 1.14 bhp

Differences between Stihl mm55 and mm 56stihl mm55 vs mm 56

Some of the differences between the two chainsaws include the following;

  • Powerhead weight

The Powerhead weight of each chainsaw differs from each other. For example, the Stihl mm55 has a powerhead weight of 21.8lbs, and that of the 56 is around 21.75lbs. The mm 56 is a bit heavier than the mm 55 since it has some advanced features and some additional elements.

  • Fuel capacity

Similarly, the fuel capacity of each chainsaw differs from one another. The fuel capacity of the Stihl mm55 has 11.2 oz. that is a bit different from the mm56. The chain mm56 is approximately 11.5 oz. Therefore, consider the fuel capacity of each chain saw before deciding on buying any of the chainsaw.

  • Weight

The Stihl mm55 machine has a different weight than the stihl mm 56. The Stihl mm 55device weighs approximately 21.2lbs while the other weighs approximately 21.8lbs. Their weight makes them portable from one place to another for an easy sawing process.

  • Motor energy

The engine power of each chainsaw is different. For the Stihl mm 55 chainsaws, the motor engine is 27.2 cc, and for the Stihl mm 56, it is 1.14 bhp.

Similarities between Stihl mm55 and mm 56Similarities between Stihl mm55 and mm 56

Although the chain saws have some differences, there are some commonalities between them. They include the following;

  • Power source

The two devices use the same power source to operate. Both use gas only when cutting wood. When using the devices, ensure you use the correct gas to avoid damaging the machine and ensure you refill it to the recommended level.

  • Displacement and powerhead weight

Both chainsaws have the exact displacement measurement. It is in terms of cu and is approximately 1.66 cu. In addition to that, the powerhead weight of each chainsaw is around 200rpm.

  • Measurements and design

The two machines have the exact resemblance since they are from the same manufacturer. The resemblance may make it difficult for the users to distinguish between the two, and the best way to know the differences is by looking at the advanced features present in the mm 56. The measurements are the same, and they are 8.5 widths by 9.1 diameters.

  • Warranty

The two devices usually come with a warranty period that helps the users make some replacements if the device goes bad. Its warranty is around two to three years, depending on the model and the device’s internal parts.

Pros Cons of stihl mm55

  • Light in weight.
  • Cheap.
  • Easily available.
  • Easy to operate and run.
  • Easy to set up.
  • Cons
  • Lacks advanced features like multitasking technology.
  • Uses only gas as a power supply source.
  • Smaller fuel tank

Pros Cons of Stihlmm 56

  • It comes with low engine technology
  • Light in weight.
  • Advanced features such as; protected spark plug cover and multi-functioning control handle.
  • Perform several tasks once.
  • Compact design.

  • Expensive
  • Not readily available, unlike mm55.
  • Uses only gas as the power source

Factors to consider when buying Stihl mm55 and mm 56Factors to consider when buying Stihl mm55 and mm 56

Before making any choice of buying any of the chainsaws, consider the following factors;

  • Warranty period

Ensure the device comes with a warranty period. The warrant enables the user to return the chainsaw to the seller if it is faulty and reduces the cost of buying another machine. The warranty period of the two machines is approximately two years and above, depending on the machine parts.

  • Usage

To enhance productivity, you should first identify the tasks you wish to execute with the chainsaw before purchasing it. On the other hand, such light chores do not necessitate heavy-duty chainsaws because they can be easily cut with a bit of chainsaw. If you need a chainsaw to cut enormous trunks of trees or to cut down trees in your yard, on the other hand, ensure to obtain a trustworthy and heavy-duty chainsaw.


First, consider the price of the chainsaw and buy one that is within your budget and will help you make some savings. Also, you can consider the quality and the cost. It is better to buy an expensive machine that will last longer than a cheaper one that will become faulty quickly.

Avoid spending hundreds of dollars on an all-in-one saw, but it’s not very sensible if you’re not going to use it to its maximum potential. Some of the greatest chainsaws, particularly for part-time home users, cost less.

  • Durability

Choose a device that will last longer and is available. Also, try maintaining the machine to avoid frequent replacement and repair.

Frequently asked questions:

  • Which is the most recommended between Stihl mm55 and mm 56?

The most recommended is the mm 56 due to its many more advanced features than mm55. For example, the mm 56 is faster, more durable, and has security features such as anti-vibration to protect the device from kickback. Also, it is easily portable since it is light in weight.


If you want to choose the best chainsaw between Stihl mm 55 and mm 56, please read the article above and make a quick comparison. Don’t forget to look at the similarities and differences between them. Finally, see some precautions to take before using the chain saw.

In addition to that, when using the chain saw, take some precautions. For example, ensure you follow the manufacturer’s instructions on how to service it more often. Also, seek help iF you are having some issues with your device before the whole chain saw becomes completely faulty.

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