MS 180 Vs MS 251 : What’s The Difference

The MS 180 is equipped with the Easy2Start system, which gives you a quick and easy start every time without requiring you to pull the cord again and again until the engine finally catches. A single pull of the starter cord will do the job. There are two models of STIHL chainsaws that share many similarities with the MS 180: the MS 181 and the MS 251.

Detail Comparison

Technical specifications MS 180 MS 251
Displacement ­cm³ 31,8 45,6
Power output ­kW/bhp 1,4/1,9 2,2/3
Weight ­kg 4,1 1) 4,8 1)
Power-to-weight ratio ­kg/kW 3 2,2
Sound pressure level ­dB(A) 100 2) 103 2)
Sound power level ­dB(A) 112 3) 114 3)
Vibration level left/right ­m/s² 6,6/7,8 4) 3,9/3,9 4)
Saw chain pitch ­ 3/8″P .325″
STIHL Oilomatic saw chain type ­ PMM3 Rapid Micro 3 (RM3)


The STIHL MS 180 is a great option for casual consumers looking for a lightweight chainsaw that is easy to use and maintain. It features a compact, ergonomic body frame that has earned it the nickname “the mini boss” among consumers. This chainsaw is also well-known for being one of the most affordable options on the market. If you’re looking for an entry level chainsaw that packs a punch, the MS 180 is the ideal choice.

The STIHL MS 180 C-BE features our Easy2Start™ technology making it a great chainsaw for homeowners. This chainsaw includes an advanced anti-vibration system that helps reduce operator fatigue and provides maximum comfort while making clean cuts around your property. This lightweight and efficient STIHL chainsaw also features an ErgoStart™ system that makes starting STIHL equipment quick and easy.

The STIHL MS 180 chainsaw is a powerful and reliable addition to any home arsenal. This model has a mid-range engine, which makes it ideal for ordinary homeowners who need to perform occasional outdoor cutting tasks. The saw weighs 11.3 pounds, which is manageable for most people, but it also packs enough power to tackle branches that are up to a foot thick.


The MS 251 has less vibration too which makes it feel like the saw wants to cut more efficiently. 

The MS 251 also has a decompression valve which helps make starting easier; especially if your saw gets flooded or if you’re working in cold weather conditions most of us know how frustrating that can be! The only other thing worth mentioning here is price:

The MS 251 costs around $30 more than its counterpart so if you’re on a tight budget I would opt for what fits your needs best first and then look into these other features later on down the line when you’ve saved up some extra cash!.

The MS 251 shares many of the same features as the popular MS 250, but has some additional safety features like a one-hand chain tensioning system, which makes it easier to adjust the chain tension without using tools. Both saws come with automatic oilers, which means you don’t have to worry about manually oiling these saws before each use.

The MS 251 comes with a longer bar than the MS 180, which makes it better suited to most large cutting jobs. However, if you want even more power, you can install a longer bar on either saw to make light work of large jobs that require a lot of.

STIHL MS 180 vs MS 251|Engine Displacement

The STIHL MS 180 and the STIHL MS 251 are chainsaws with different engine displacements. The MS 180 has a 1.9 HP engine and the MS 251 has a 2.1 HP engine. The difference in horsepower between these two models is not significant enough to affect their performance, but it does make a difference in price. The MS 180 weighs 10 lbs less than the MS 251 and has an easier starting system.

The STIHL MS 180 can be used for pruning branches and cutting logs up to 20 inches long in diameter. It’s also great for limbing trees up to 3 inches in diameter. This model can be used for felling small trees up to 6 inches in diameter and for bucking logs into lengths of 18 inches or smaller. The STIHL MS 251 can be used for all of these tasks as well as cutting firewood from smaller trees that have been felled by someone else. This model can also be used for cutting brushy material like undergrowth or brambles in order to clear walking trails through dense forests or other areas where you need room to move around easily without being restricted by overgrown vegetation.

Both models are great choices if you’re looking for a tool that will help you clear your land quickly.

STIHL MS 180 vs MS 251|Power output

Power Output In terms of power output, both these machines deliver an impressive performance. The STIHL MS 180 generates a power output of 1.8 HP while the STIHL MS 251 generates a power output of 2.1 HP. The difference between these two models is only 0.3 HP which is not much to make any noticeable difference in your work performance.

The STIHL MS 180 and STIHL MS 251 both have an oil pump system which ensures continuous lubrication during operation and decreases wear on the engine parts significantly compared to other chainsaws Safety Features The STIHL MS 180 has several safety features that protect you while operating the machine including anti-vibration system, automatic chain oiler, and handlebar controls that ensure easy operation even when wearing gloves or with wet hands.

On the other hand, the STIHL MS 251 also comes with several safety features including anti-vibration system, automatic chain oiler and handlebar controls but there.

STIHL MS 180 vs MS 251|Weight

 The MS 251 has a weight of 11.3 lbs, while the MS 180 is 9.9 lbs. This is a significant difference that you will notice right away when you pick them up. For example, if you are going to be using your chainsaw for long periods of time, the lighter weight of the MS 180 would be more comfortable and less tiring to use.

If you are going to be doing heavy-duty cutting, then the extra weight could give you better control over your cutting. STIHL MS 180 vs STIHL MS 251|Bar options. There are three different bar lengths available for the STIHL MS 180: 12″, 14″ and 16″. The STIHL MS 251 only comes with a 14″ bar length.

STIHL MS 180 vs STIHL MS 251|Fuel capacity. Both chainsaws have fuel capacities of 0.25 L (0.07 US gal), but the STIHL MS 251 has a fuel tank cap that unscrews for faster fueling and cleaning. The STIHL MS 180 uses a twist-lock fuel tank cap.

STIHL MS 180 vs MS 251|Power-to-weight ratio

The STIHL MS 180 is a small and lightweight gasoline chainsaw that is designed for homeowner and light professional use. The STIHL MS 251 is a larger, more powerful gasoline chainsaw that can be used by professional loggers. Despite the difference in size, both models share many of the same features, such as a single-lever master control system, anti-vibration handle systems and easy-access air filters. The most obvious difference between the two models is the engine displacement. The MS 180 has a 30 cubic centimeter (cc) engine, while the MS 251 has a 50.2 cc engine.

This means that the MS 251 weighs approximately 12 pounds with all fluids and all standard equipment attached, while the MS 180 weighs approximately 11 pounds with all fluids and all standard equipment attached. Although both models have a power-to-weight ratio of less than 3 pounds per cubic centimeter of displacement, the larger engine of the MS 251 produces more power than the engine of the MS 180.

STIHL MS 180 vs MS 251|Sound pressure level

The STIHL MS 180 is the quietest chainsaw from STIHL. It produces an average noise level of 91 dB, which is about as loud as a normal conversation. The STIHL MS 251 produces a bit more noise than the MS 180 with an average noise level of 92 dB. This makes it slightly louder than the MS 180, but still quiet enough to use in your backyard without disturbing your neighbors.

The STIHL MS 180 is a high-quality chainsaw that uses a powerful engine and lightweight design to provide excellent performance. It’s available in two different versions: the STIHL MS 180 C-BE and the STIHL MS 180 C-BE PowerCut. The C-BE version comes with an automatic chain oiler, while the PowerCut version has a quick chain tensioner. The MS 251 is another excellent chainsaw from STIHL that offers similar features as the MS 180 but in a bigger package.

It’s perfect for people who need to cut larger pieces of wood or work in areas where mobility is difficult (e.g., in a forest). The MS 251 has many features that make it one of the best chainsaws on the market today. It offers increased power and durability due to its large fuel tank and heavy-duty motor. The MS 251 also has a plastic cover over its engine so it can be used in wet conditions without causing damage to your machine.

STIHL MS 180 vs MS 251|Sound power level

The STIHL MS 180 is a high-performance, low-emission, two-stroke backpack blower with a powerful 4.3 kW (5.1 hp) engine. This blower features a lightweight composite air tube, easy starting and weight-saving design that makes it an excellent choice for professionals looking for a sturdy machine to handle their toughest jobs. It has a sound power level of 76 dB(A), making it the quietest blower in its class.

The STIHL MS 251 is an extremely powerful two-stroke leaf blower with a 4.2 kW (5 hp) engine and an optional cruise control system to help you maintain consistent speed during long periods of use. The cruise control system gives you more comfort on the job by allowing you to maintain your desired blowing speed for longer periods of time without having to constantly adjust your hand position on the throttle lever by hand.

The STIHL MS 180 and the MS 251 are both chainsaws with 18 inch bar lengths. The MS 180 has a low weight of 9.1 lbs and a high weight of 10.3 lbs, compared to the MS 251 which has an average weight of 10.1 lbs. The MS 180 can cut up to 20 inches in diameter while the MS 251 can cut up to 24 inches in diameter. 

STIHL MS 180 vs MS 251|Vibration level left/right

Vibration Level Left/Right The first thing we will talk about is vibration level left/right. This is an important factor to consider when buying a chainsaw because it can cause fatigue if it vibrates too much while you’re using it. With chainsaws, this usually happens when they are underpowered or poorly balanced.

The STIHL MS 181 has less vibration than the STIHL MS 251 because it has an overhead bar oiler that keeps everything well lubricated and balanced. Power To Weight Ratio The power to weight ratio is another important factor to consider when buying a chainsaw because it determines how powerful your saw will be compared to how heavy it is.

The STIHL MS 181 weighs less than the STIHL MS 251, so it will be easier for you to maneuver around trees and bushes with this saw in.

STIHL MS 180 vs MS 251|Saw chain pitch

Saw chain pitch The term ‘pitch’ refers to the distance between drive links on the saw chain. The pitch is determined by how many drive links there are per inch. STIHL offers several different types of chains with various pitches, gauges and profiles to suit your needs. If a saw chain is used incorrectly or the wrong type of chain is used, it can increase the risk of kickback and could cause serious injury. It’s important to know the correct type of chain to use on your STIHL powerhead.

In this article we will discuss the differences between two popular STIHL saw chains: The MS180 chain and MS251chain. MS 181 Chain The MS 181 chain is a 3/8″ Picco Micro Mini 3 (PMM3) chain that has a narrow kerf for faster cutting. This means that this type of saw does not remove as much wood per tooth and therefore cuts faster than a standard size saw chain. It also requires less effort from the user to operate and is more economical to use due to lower fuel consumption and less wear on the guide bar and engine drive system.

STIHL MS 180 vs MS 251|STIHL Oilomatic saw chain type

STIHL Oilomatic Saw Chain Type Both models use an oilomatic saw chain type which means that there is no need to manually oil each link on the chain as it wears down. Instead, when you buy replacement chains you will receive them already pre-oiled so all you have to do is install them onto your saw and use it.

This makes these chains easy to maintain without having to spend time doing maintenance work on them every time they get dull because they have been designed with convenience in mind as well.

The STIHL MS 180 and the MS 251 are both chainsaws that are powered by a 2-stroke engine. Both of these machines have a 20-inch bar, which is on the larger side for a homeowner’s saw. The MS 180 has a 40:1 ratio, while the MS 251 has a 50:1 ratio.

The STIHL Oilomatic chain oiler is standard on both machines, but the MS 181 has an automatic chain lubrication system that can be set to run every time you start your machine. This feature makes it easier for you to be sure your chain stays properly lubed without having to stop what you’re doing and manually add oil to the reservoir.

STIHL MS 180 vs MS 251|which is much better

The STIHL MS 180 is a very popular machine for homeowners, orchard workers and gardeners. It’s also a favorite for clearing brush and other debris. The MS 251 is newer, has more power and weighs less than the MS 180. In this article we will compare these two machines and explain why they are so different from each other. Power The MS 251 has 20% more power than the MS 180, which means it can cut through thicker brush and grasses with ease. It also allows you to cut larger diameter logs up to 4″ in diameter. This is especially useful when dealing with fallen branches or storm damage cleanup.

The MS 251 also has a larger fuel tank which gives it more running time between refueling stops Weight & Noise Level The MS 251 weighs less than the MS 180, which makes it easier to handle while you’re working. And because it’s lighter weight, it also runs quieter than its predecessor. And since there’s less vibration, your hands won’t get tired as quickly during long jobs like clearing out fields or doing yard work around the house.

If you are looking for a chainsaw that can handle cutting through medium sized trees, then the STIHL MS 180 vs MS 251 is an excellent choice. The MS251 has a 15.9cc engine, while the MS180 has a 14.5cc engine. The difference in power between these two models is minimal and both of them will be able to handle most tasks with ease.


As mentioned above, the two products in question offer virtually identical features and functionality. However, pricing and availability differ greatly, so that makes things quite interesting. If you’re considering an upgrade to either product, or are thinking of investing in a new tool, we’ve given you plenty of information to consider in the article above. Do the math and make sure that you’re getting the most out of your money.