Stihl MS 250 vs Stihl MS 251 Specs: A Comparison

When it comes to purchasing a chainsaw, it can be overwhelming to choose between different models and brands. Two popular options are the Stihl MS 250 and the Stihl MS 251. While they may look similar at first glance, there are some key differences between the two that can impact their performance and practical applications.

In this article, I will provide an in-depth comparison of the Stihl MS 250 and the Stihl MS 251. I will cover their engine and power output, design and ergonomics, operating features, practical applications, and specifications and pricing. By the end of this article, you will have a better understanding of which chainsaw is the better fit for your needs.

Key Takeaways

• The Stihl MS 251 has an advanced anti-vibration system, making it more comfortable to use for longer periods of time.
• The Stihl MS 250 is slightly lighter than the Stihl MS 251, making it easier to maneuver.
• The Stihl MS 251 has a larger fuel capacity and lower emissions, making it a more eco-friendly option.

Overview of Stihl MS 250 and MS 251

As an avid chainsaw user, I have had the opportunity to use both the Stihl MS 250 and MS 251. These two chainsaws are very similar in many ways, but they do have some key differences that set them apart. In this section, I will provide an overview of the Stihl MS 250 and MS 251 and highlight their similarities and differences.

Firstly, both the Stihl MS 250 and MS 251 are high-quality chainsaws made by Stihl, a well-known brand in the industry. They are both gas-powered chainsaws with powerful engines that allow them to handle a variety of tasks, from felling trees to cutting firewood.

The Stihl MS 250 has a 2.3 horsepower engine with a displacement of 45.4 cc, while the MS 251 has a slightly more powerful engine with a displacement of 45.6 cc and a power output of 2.95 horsepower. Both chainsaws have a guide bar length of 16 inches, making them ideal for medium to large-sized tasks.

One of the main differences between the two chainsaws is the anti-vibration system. The MS 251 has an advanced anti-vibration system, which makes it more comfortable to use for extended periods of time. The MS 250, on the other hand, has a standard anti-vibration system, which is still effective but not as advanced as the one on the MS 251.

Another difference between the two chainsaws is their weight. The MS 251 is slightly heavier than the MS 250, weighing in at 11.24 pounds compared to the MS 250’s 10.8 pounds. While this may not seem like a significant difference, it can make a difference when using the chainsaw for extended periods of time.

Overall, both the Stihl MS 250 and MS 251 are excellent chainsaws that are well-suited for a variety of tasks. The MS 251 has some advantages over the MS 250, such as its advanced anti-vibration system and slightly more powerful engine, but the MS 250 is still a great option for those looking for a reliable and versatile chainsaw.

Engine and Power Output Comparison

Engine Specifications

When comparing the Stihl MS 250 and Stihl MS 251, one of the most significant differences is the engine specifications. Both chainsaws run on gas, but the Stihl MS 250 has a 45.4cc engine, while the Stihl MS 251 has a 45.6cc engine. The MS 251 also features Stihl’s 2-MIX engine technology, which provides better fuel economy and lower emissions.

The fuel consumption and emission levels of the two chainsaws are also slightly different. The Stihl MS 250 has a fuel capacity of 12.8 oz and produces about 4.5 grams of emissions per hour of use, while the Stihl MS 251 has a fuel capacity of 13.9 oz and produces about 7.5 grams of emissions per hour of use.

Horsepower and Performance

The Stihl MS 250 has a power output of 2.3 horsepower, while the Stihl MS 251 has a power output of 2.2 horsepower. While the difference in horsepower is not significant, the MS 251 has an advanced anti-vibration system that reduces operator fatigue and improves overall performance.

The MS 250 has a weight of 4.6 kg, while the MS 251 weighs about 4.8 kg. This difference in weight can affect the user’s comfort level and maneuverability when using the chainsaws.

In terms of engine performance, both chainsaws have a single-cylinder, two-stroke engine with a maximum speed of 12,800 RPM. The MS 251 also features a decompression valve, which reduces the amount of force needed to pull the starter rope, making it easier to start.

Overall, the Stihl MS 251 has a slightly more powerful engine and advanced features that improve performance and reduce operator fatigue. However, the Stihl MS 250 is still a reliable and efficient chainsaw that offers good value for its price.

Design and Ergonomics

Physical Dimensions

The Stihl MS 250 and MS 251 chainsaws have similar physical dimensions, with the same bar length of 16 inches. The weight of the MS 250 is 10.1 lbs while the MS 251 weighs 10.8 lbs. This means that the MS 250 is lighter and easier to maneuver, making it ideal for tasks that require a lot of movement. However, the MS 251 has a slightly longer bar, which can be advantageous for cutting larger trees or logs.

Ergonomic Features

Both the MS 250 and MS 251 have anti-vibration features that help to reduce fatigue and strain on the hands and arms. However, the MS 251 has an advanced anti-vibration system that is designed to reduce vibrations even further. This makes it more comfortable to use for extended periods of time, especially when cutting larger trees or logs.

In terms of ergonomic design, both chainsaws have similar features, including a wrap-around handle and an adjustable oiler. The wrap-around handle provides a comfortable grip and allows for better control of the saw, while the adjustable oiler allows for easy maintenance and prolongs the life of the saw.

Overall, both the MS 250 and MS 251 have lightweight and ergonomic designs that make them comfortable to use and easy to maneuver. The MS 251 has slightly better anti-vibration features, which can be advantageous when working with larger trees or logs.

Operating Features

Fuel System

Both the Stihl MS 250 and MS 251 have a fuel-efficient engine, which means they can run for longer periods of time without needing a refill. The fuel capacity of the MS 250 is 16.9 oz while the MS 251 has a larger fuel tank capacity of 18.6 oz. Both chainsaws have a two-stroke engine that requires a mixture of gas and oil. The oil capacity of the MS 250 is 8.5 oz while the MS 251 has a slightly larger oil capacity of 9.5 oz.

Cutting Equipment

The Stihl MS 250 and MS 251 both have a 3/8-inch pitch chain with a guide bar length of 16 inches. The chain adjuster on both models is located on the side, making it easy to adjust the chain tension. The MS 251 has an advanced anti-vibration system that reduces the amount of vibration felt by the user, making it more comfortable to use for extended periods.

Safety and Convenience Features

Both the Stihl MS 250 and MS 251 have a master control lever that allows for easy starting and stopping of the engine. The quickstop chain brake is designed to stop the chain in case of kickback, and it can also be engaged manually. The air filtration system on both models is designed to filter out dust and debris, which helps prolong the life of the engine.

Overall, the Stihl MS 250 and MS 251 are both great chainsaws for the homeowner or occasional user. The MS 251 has a few additional features that make it more comfortable to use, such as the anti-vibration system. However, the MS 250 is still a reliable and efficient chainsaw that can handle most cutting tasks.

Practical Applications

Suitability for Homeowners

As a homeowner, I need a chainsaw that is easy to handle, reliable, and efficient. Both the Stihl MS 250 and MS 251 models are great options for homeowners who need a chainsaw for cutting firewood, pruning trees, and clearing branches. The MS 250 is a compact and lightweight chainsaw that is easy to maneuver, making it ideal for homeowners who need to work in tight spaces. On the other hand, the MS 251 has an advanced anti-vibration system, which makes it more comfortable to use for extended periods of time.

In terms of power, both the MS 250 and MS 251 have powerful engines that can handle most cutting tasks around the home. The MS 250 has a 2.3 horsepower engine with a displacement of 45.4 cc, while the MS 251 has a slightly more powerful engine with a displacement of 45.6 cc and a power output of 2.95 horsepower.

Professional Use

For professionals who use chainsaws on a regular basis, the Stihl MS 251 is a better option than the MS 250. The MS 251 has a more powerful engine, which makes it better suited for heavy-duty tasks like construction and felling large trees. Additionally, the advanced anti-vibration system in the MS 251 makes it more comfortable to use for extended periods of time, which is important for professionals who use chainsaws on a daily basis.

Both the MS 250 and MS 251 are great options for professionals who need a reliable and efficient chainsaw. However, the MS 251 is a better option for professionals who need a chainsaw that can handle heavy-duty tasks and is comfortable to use for extended periods of time.

In conclusion, both the Stihl MS 250 and MS 251 are excellent chainsaws that are suitable for homeowners and professionals. The MS 250 is a great option for homeowners who need a chainsaw for cutting firewood, pruning trees, and clearing branches, while the MS 251 is a better option for professionals who need a chainsaw that can handle heavy-duty tasks and is comfortable to use for extended periods of time.

Comparison of Specifications and Pricing

Specs Overview

When it comes to comparing the Stihl MS 250 and Stihl MS 251, the first thing to consider is their specifications. The Stihl MS 250 has a slightly smaller engine than the Stihl MS 251, with a displacement of 45.4 cc compared to the MS 251’s 45.6 cc. However, both chainsaws have the same power output of 2.2 kW (3.0 bhp).

One of the main differences between the two models is their weight. The Stihl MS 250 weighs in at 4.6 kg (10.1 lbs), while the Stihl MS 251 is slightly heavier at 4.8 kg (10.6 lbs). Another difference is the fuel capacity, with the MS 250 holding 470 ml (15.9 oz) and the MS 251 holding 500 ml (16.9 oz).

In terms of cutting performance, both chainsaws have the same maximum cutting diameter of 40 cm (16 in) and use the same chain pitch of 3/8 inch. However, the MS 251 has a longer guide bar length of 45 cm (18 in) compared to the MS 250’s 40 cm (16 in) guide bar.

Price Considerations

When it comes to price, the Stihl MS 250 is generally considered the more affordable option. As of the time of writing, the MS 250 is priced at around $350, while the MS 251 is priced at around $400.

While the MS 251 may be slightly more expensive, it does come with some additional features that may be worth the extra cost for some users. For example, the MS 251 has a tool-less fuel and oil cap, making it easier to refill. It also has a pre-separation air filtration system, which helps to extend the life of the air filter and reduce maintenance requirements.

Overall, both the Stihl MS 250 and MS 251 are high-quality chainsaws that offer excellent cutting performance. The choice between the two ultimately comes down to personal preference and budget.

Frequently Asked Questions

What are the power differences between the Stihl MS 250 and MS 251 models?

The Stihl MS 250 has a 45.4 cc engine that delivers 2.3 horsepower, while the Stihl MS 251 has a 45.6 cc engine that delivers 2.95 horsepower. This means that the MS 251 is more powerful than the MS 250, making it better suited for tougher cutting tasks.

How do the bar lengths and chain sizes compare between the MS 250 and MS 251 chainsaws?

The Stihl MS 250 comes with a 14-inch guide bar and a .325-inch pitch chain, while the MS 251 has a 16-inch guide bar and a 3/8-inch pitch chain. This means that the MS 251 can handle larger diameter wood than the MS 250.

What are the notable design changes in the MS 251 compared to the MS 250?

The Stihl MS 251 features a number of design improvements over the MS 250, including a pre-separation air filtration system that removes larger particles before they reach the air filter, reducing maintenance requirements. The MS 251 also has a side-access chain tensioner, making it easier to adjust the chain tension.

Can the Stihl MS 251 accommodate a larger bar than the MS 250?

Yes, the Stihl MS 251 can accommodate a larger bar than the MS 250. The MS 251 can handle guide bars up to 18 inches in length, while the MS 250 is limited to 16 inches.

What improvements in performance and efficiency does the MS 251 offer over the MS 250?

The Stihl MS 251 offers several improvements in performance and efficiency over the MS 250. The MS 251 has a higher power output, making it better suited for tougher cutting tasks. It also has a more efficient air filtration system, reducing maintenance requirements. Additionally, the MS 251 has a fuel-efficient engine, reducing fuel consumption and emissions.

Has the Stihl MS 250 been discontinued, and if so, how does the MS 251 serve as its successor?

Yes, the Stihl MS 250 has been discontinued, and the MS 251 serves as its successor. The MS 251 features several design improvements and a more powerful engine than the MS 250, making it a better choice for demanding cutting tasks.