Differences Between Stihl 311 vs 391- [ Which Is Better?]

The Stihl 311 and 391 chainsaws are commonly recognized as the best chainsaws on the market. They look for high-powered chainsaws that work effectively and can tolerate a lot of abuse. In terms of dependability, they are unparalleled. That’s why picking the best chainsaw brand is so tricky. There are some variances and some parallels between the two gadgets.

So, what’s the difference between the 311 and 391 Stihl tools? Of course, the businesses and their products are not interchangeable. The Stihl 391, for example, is the world’s largest and oldest power tool manufacturer, and it outperforms the Stihl 311 due to its superior features. Therefore, it is essential to know the differences and similarities between the two devices before making any choice of purchasing the chainsaws.

The following article compares the Stihl 311 and 391 chainsaws and includes a comparison table for your convenience. The buying suggestions for the two gadgets and their pros and drawbacks are identical in several ways. Finally, it provides answers to frequently asked questions concerning which of the two devices is better.

A quick comparison table between Stihl 311 and Stihl 391


Stihl 311

Stihl 391

Engine power 4.2 bhp 4.4hp
Fuel capacity 20.3oz 20.3oz
Displacement 3.6 cu 3.9 cu
Power source Gas GasĀ 
Oil chain Three by 8 Three by 8
Bar length 16 inches Is 60 to 38
Weight 14.1lbs 13.01lb

Differences between Stihl 311 and Stihl 391stihl 311 vs 391

The information below shows some of the differences between Stihl 311 and Stihl 391

  • Engine energy

Every chainsaw needs a varied amount of engine power to initiate and sustain performance. The Stihl 311 takes approximately 4.2 bhp, while the Stihl 391 requires approximately 4.4 horsepower.

  • Displacement

The displacement changes slightly depending on the chainsaw, but not much. The Stihl 311 has a displacement of 3.6 cu, while the Stihl 391 has a displacement of 3.9 cu. As a result, when choosing a chainsaw, it’s crucial to look at the displacement.

  • The bar’s overall length

The bar length on each chainsaw is different. The Stihl 311 is between 16 inches shorter than the other two models. The Stihl 391, for example, has a 60 to 38-inch bar length. Each device can cut wood of varying lengths as a result of this feature. The Stihl 391 machine is capable of cutting more vast forests than the Stihl 311.

  • Dimensions

Even though both devices are lighter, they are not identical. The Stihl 391 chainsaw weighs 13.01 pounds, whereas the Stihl 311 chainsaw weighs 14.1lbs. The bulkiness difference is related to the size of each chainsaw, which is more significant for the Stihl 311 than the Stihl 391.

Similarities between Stihl 311 and Stihl 391Similarities between Stihl 311 and Stihl 391

While there are some substantial variations between the two chainsaws, there are also some commonalities. The following content contains such connections.

  • The fuel tank’s capacity

When it comes to gasoline capacity, both chainsaws have the same fuel tank capacity. The 20.3oz capacity of the Stihl 391 and 311 is more than other chainsaws of the same model. The feature helps them save some gasoline while operating the equipment, which can be necessary to chop hard and softwoods.

  • Electricity requirements

The power supply for both chainsaws is the same. Unlike other chainsaws that require gas, they both require gas to operate. When utilizing the chainsaw, pay attention to the type of gasoline you’re using and make sure you’re using the one that’s advised.

  • The pitch of the saw chain

The Stihl 391 and the stihl 311 are two chainsaws that have the same saw chain pitch. Their pitch usually is three by 8, allowing them to chop both hard and soft trees quickly.

  • Duration of the warranty

The warranty duration is the same for both chainsaws because the same company makes them. Both of them come with a one- to two-year warranty. If a computer is malfunctioning, the customer can return it instead of acquiring a new one and obtaining one that works well.

  • Movement

The two chainsaws are easy to transfer from one position to another due to their lightweight. The two chainsaws can cut any wood, soft or hard, in any area. Many specialists, notably those cutting trees in wooded locations, prefer them because of their portability.

Pros Cons of still 311

  • Has an improved technology engine that uses less fuel.
  • It runs for longer times.
  • Portable.
  • Durable.
  • Cheaper.
  • Emits noise when in use.
  • Heavier than Stihl 391.

Pros Cons of Stihl 391

  • High performance due to high power usage.
  • Emits less noise than 311.
  • Portable.
  • Cheaper
  • Lighter than Stihl 311
  • Expensive.

Factors to consider when buying Stihl 311 and Stihl 391Factors to consider when buying Stihl 311 and Stihl 391

There are a few things to think about before purchasing one of the chainsaws, including the following:

  • Storage area

Chainsaws are more difficult to store than chainsaws that operate on gasoline; thus, storage warehousing is more efficient. All that’s left is to dust the chainsaw and return it to its storage container. Meanwhile, you’ll need to drain the fuel and disconnect the starter motor if you wish to store a petrol chainsaw.

  • Warranty time frame

Check to see if a warranty covers the item. If the chain saw is malfunctioning, the user can return it to the seller for a refund, minimizing the cost of obtaining new equipment. Depending on the machine parts, the two machines have a warranty duration ranging from 1 to 2 years and up.

  • Both bulk and power are essential.

If you’ve never used a chainsaw before, go for a lightweight model because it’s easier to handle. A lightweight chainsaw is ideal for specialists who spend long days in the woods. You must also ensure that your present chainsaw is capable of performing the task.

You’ll need more power as well as the right cutting tools if you’re going to be doing a lot of heavy lifting. Most specialized vendors will be able to assist you in determining the proper dimension.

You might be interested to read our another comprehensive article of:

Stihl 500i vs. 462- Pick the Best One

Stihl MS 440 vs. 440 Magnum- Which One to Pick?

Frequently asked questions:

  • Which is the most recommended between Stihl 311 and Stihl 391?

The best between the two is stihl 391 due to its many features include; High performance due to high power usage, emitting less noise than 311, and being portable. Also, it is available at a lower price and is lighter than Stihl 311


If you’re trying to decide between the Stihl 311 and the 391, read the entire article and make a quick comparison. Remember to think about their similarities and differences. Finally, before using a chainsaw, familiarize yourself with the necessary safety precautions.

In addition, when operating the chainsaw, exercise caution. Please, for example, follow the product’s instructions on how to maintain it more frequently. Also, seek help if you’re having troubles with your chainsaw before the whole thing breaks down.

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