Comparing the Stihl FS 70 and FS 91: Which Trimmer is Best for Your Needs?

BySolidarity Project Blog

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Stihl Fs 70 Vs Fs 91

The Stihl FS 70 and 91 are two of the most powerful and dependable machines on the market for both professionals and home users alike. With reliable performance, ease of use, and low-maintenance requirements, they are an ideal choice for those who want a quality product without fuss. A comparison of the two models helps to identify which is best for your task at hand.

The Stihl FS 70 and 91 both have powerful engines, producing up to 1.7 hp for the former and 2.0 hp for the latter. This will give you plenty of strength to take on tough tasks such as cutting thick branches or tackling larger sections of land without issue. Both models also have adjustable loop handles that give you greater control while taking on various projects. However, in terms of operating comfort, the Stihl FS 91 provides a more ergonomic grip due to its advanced anti-vibration system that minimizes stress on your hands and arms.

The two machines also differ slightly in regard to their fuel consumption levels; the Stihl FS 70 uses less fuel than its counterpart model thanks to a high-efficiency engine design. Additionally, the FS 70s air filter is capable of trapping larger particles which lengthens its service life by reducing dirt buildup inside the cylinder over time.

Despite slightly differing operating features between them, both models offer users a great combination of performance, convenience and price, making them a great choice for an array of gardening jobs around the home or workplace.

Stihl Fs 70

The Stihl FS 70 is a straight-shaft trimmer that is designed for homeowners and professionals looking for a lightweight, easy-to-use power tool. This trimmer is ideal for trimming grass, weeds, and light brush. It features a two-stroke engine with a displacement of 27.2 cc’s, producing 1.1 horsepower and a maximum RPM of 8500. The Stihl FS 70 also features an anti-vibration system to reduce operator fatigue, as well as an adjustable handlebar and loop handle to make it comfortable to use in different positions.

Features:
The Stihl FS 70 features an Easy2Start system that simplifies starting the engine with just one pull of the starter cord. It also has an automatic clutch drive that engages when the throttle trigger is released, allowing you to switch between trimming and edging with ease. The trimmer head is also adjustable so you can easily adjust the cutting angle without having to stop the engine or disassemble the head.

Pros & Cons:
One of the biggest advantages of using the Stihl FS 70 is its lightweight design which makes it easy to maneuver around your yard or garden. The anti-vibration system helps reduce operator fatigue when using the trimmer for extended periods of time and its adjustable handlebar and loop handle make it comfortable to use in different positions. The only drawback of this trimmer is that it doesnt have any attachments available, so if you need something more than just grass trimming and edging capabilities then youll have to look elsewhere.

Stihl Fs 91

The Stihl FS 91 is a professional grade straight-shaft trimmer designed for heavy-duty trimming jobs such as clearing thick brush or tackling large lawns quickly and easily. This trimmer features a 4 mix engine with a displacement of 45 cc’s producing 2 horsepower at 8500 RPMs making it suitable for long days on the job or tackling tough projects around your home or farm. It also has an anti-vibration system to reduce operator fatigue as well as an adjustable handlebar and loop handle for comfortable use in different positions.

Features:
The Stihl FS 91 has all the same features as its smaller counterpart, but with some added bonuses such as a larger fuel tank capacity which provides more run time before needing refueling, as well as a larger cutting width which allows you to cover more ground faster than with other models in its class. This trimmer also comes with an ergonomic harness that makes carrying it around easier on your back while still providing stability during operation.

Pros & Cons:
One of the biggest benefits of using this professional grade trimmer from Stihl is its powerful engine which can tackle even thick brush without any problems at all while still being able to deliver smooth results when trimming grass or other softer materials like weeds or low shrubbery. Another great advantage is its longer run time due to its larger fuel tank capacity which means less frequent refueling stops in between projects or tasks around your property or garden area. One potential downside however could be its weight; weighing in at 13 pounds (5 kg), this model may be too heavy for some users who are looking for something lighter but still deliver quality results when used correctly.

Compare Stihl Fs 70 Vs Fs 91

Dimension Comparison: The overall dimensions are pretty comparable between these two models; both are about 18 inches long (45 cm) from top to bottom with a 21 inch (53 cm) cutting width across both models although slightly wider on the FS 91 compared to the narrower 16 inch (40 cm) cutting width on the FS 70 respectively; this means more area covered per pass resulting in quicker work times overall but still keeping within reachable limits due to their short stature design making them great choices for tight spaces too!

Weight Comparison: The weight difference between these two models is quite significant; while both come in at 13 pounds (5 kg), the heavier weight on the FS 91 can be attributed mainly due to its larger fuel tank capacity resulting in longer run times before needing refuelling breaks while out working on your property; this difference however can be offset by using an ergonomic harness which comes standard with this model making carrying it around easier on your back while still providing stability during operation!

Engine Specifications

Stihl Fs 70: Featuring an EasyStart system that simplifies starting up your engine with just one pull of the starter cord, this model offers 27cc’s displacement producing 1 horsepower at 8500 RPMs perfect for tackling tough weed eating jobs around your garden or yard without having any issues getting started up every time! Its automatic clutch drive ensures smooth transitions between trimming and edging modes allowing you get through different tasks quickly without having any problems shifting gears!

Stihl Fs91: Featuring a 4 mix engine with 45cc’s displacement producing 2 horsepower at 8500RPMs perfect for tackling heavy duty projects such as clearing thick brush quickly and efficiently without having any issues getting started up every time! Its automatic clutch drive ensures smooth transitions between trimming and edging modes allowing you get through different tasks quickly without having any problems shifting gears!

Maintenance Requirements

Stihl Fs70: Maintenance requirements are relatively easy when compared against other similar sized power tools; regular oil changes should be done every 50 hours of usage along side checking spark plugs periodically during usage too ensure everything remains running smoothly throughout operation! Cleaning air filters should also be done after each usage session too keep dust particles away from entering into engines combustion chamber!

Stihl Fs91: Maintenance requirements are slightly higher than those found on smaller sized power tools such as those found within Stihls range; regular oil changes should be done every 25 hours instead along side checking spark plugs after each 20 hours worth of usage too ensure everything remain running smoothly throughout operation! Cleaning air filters should also be done after each usage session too keep dust particles away from entering into engines combustion chamber alongside changing air filter elements every 200 hours worth of usage depending on working environment conditions!

Usability

The Stihl Fs 70 and the Stihl Fs 91 are both very easy to use. The Fs 70 has an ergonomic design that is comfortable to hold and operate. It has a lightweight design that makes it easy to maneuver around tight spaces, making it ideal for landscaping or pruning jobs. The Fs 91 has a longer reach, allowing you to reach higher places with ease. The two-handed operation of the Fs 91 makes it easier to control and more precise when pruning. Both models have a large trigger switch which makes starting the engine easier than ever before.

Safety Features

The Stihl Fs 70 and the Stihl Fs 91 both have excellent safety features that make them safe for use. The Fs 70 has an adjustable chain brake that can be used to stop the chain in an emergency situation quickly and easily. It also includes an automatic oiler that keeps the chain lubricated throughout use, reducing the risk of injury from a dull blade or chain breakage. The Fs 91 has an adjustable anti-vibration handlebar which helps reduce fatigue when operating for long periods of time, and also has a safety lock-off switch which prevents accidental starts.

Price Comparison

When it comes to price comparison between the Stihl Fs 70 and the Stihl Fs 91, both models offer great value for money. The Stihl Fs 70 is more affordable than its counterpart, with prices ranging from $250-$400 depending on where you purchase it from. Meanwhile, the Stihl Fs 91 will set you back anywhere from $400-$600 depending on where you purchase it from. Both models come with plenty of options and accessories so you can customize your machine depending on what your needs are.

Warranties

The Stihl Fs 70 and the Stihl Fs 91 both come with generous warranties that offer peace of mind when purchasing either model. The product warranty covers any defects in material or workmanship for two years after purchase for either model, while the service warranty covers any repairs or replacements due to normal wear and tear for three years after purchase for either model. Both warranties cover parts as well as labor costs associated with any repair or replacement needed during their designated time frame.

FAQ & Answers

Q: What are the features of Stihl Fs 70?
A: Stihl Fs 70 is a light-weight, curved-shaft trimmer that comes with a powerful 27.2cc engine. It features an adjustable loop handle for comfortable operation and a TapAction throttle switch for easy starting. Additionally, its AutoCut C 5-2 cutting head makes it ideal for trimming grass and weeds in tight spaces.

Q: What are the pros and cons of Stihl Fs 91?
A: The Stihl Fs 91 is a professional-grade trimmer that offers powerful performance and superior durability. It features a 28.4cc engine, a straight shaft design, and an adjustable loop handle to ensure comfortable operation. On the downside, it is heavier than other models in its class and may be difficult to maneuver in tight spaces.

Q: What are the differences between Stihl Fs 70 Vs Fs 91?
A: The main differences between the Stihl Fs 70 Vs Fs 91 are size, weight, engine power, and usability. The Stihl Fs 70 is lighter in weight and more compact than the Fs 91, making it easier to maneuver in tight spaces. Additionally, the FS 70 has a 27.2cc engine while the FS 91 has a 28.4cc engine which provides more power for heavy-duty tasks.

Q: What are the maintenance requirements for both models?
A: Both models require regular maintenance such as cleaning air filters and changing spark plugs to ensure optimal performance. Additionally, the fuel system should be inspected regularly to make sure that there are no leaks or blockages that could reduce performance or cause damage to the engine components.

Q: Are there any safety features on either model?
A: Yes, both models come with safety features such as an anti-vibration system which reduces operator fatigue, an audible warning system which alerts operators when there is an issue with the machine, and an emergency shut off switch which can be used to quickly turn off the machine in case of emergency situations.

After comparing the Stihl FS 70 and FS 91, it is clear that the FS 91 is the more powerful and versatile choice. It has a higher engine displacement, more torque, and a larger cutting width. Additionally, it is equipped with a number of features such as an adjustable handlebar, anti-vibration system, and an easy-start system for easy starting. As a result, if you are looking for a heavy-duty trimmer that will save you time and money in the long run, then the Stihl FS 91 is definitely worth considering.

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