In the case of MS 170 与 MS 251 , there isn’t that much difference between the two products when you look at them in the general sense. If you’re trying to make a pick between which one you should buy, here are something to think about before making that decision.
多发性硬化症 170 与 MS 251: 详细比较
| 多发性硬化症 170 | 多发性硬化症 251 | |
| 技术规格 | 多发性硬化症 170 | 多发性硬化症 251 |
| 排量 cm³ | 30,1 | 45,6 |
| 功率输出千瓦/必和必拓 | 1,2/1,6 | 2,2/3 |
| 重量公斤 | 4,1 1) | 4,8 1) |
| 功率重量比 kg/kW | 3,4 | 2,2 |
| 声压级 dB(一个) | 100 2) | 103 2) |
| 声功率级 dB(一个) | 111 3) | 114 3) |
| 振动水平左/右 m/s² | 5,2/5,5 4) | 3,9/3,9 4) |
| 锯链节距 | 3/8〃〃 | .325” |
| STIHL Oilomatic 锯链型 | PMM3 | 快速微 3 (RM3) |
斯蒂尔女士 170
女士 170 和女士 251 are both STIHL brand chainsaws, so it can be confusing to compare them. They are both in the same class of chainsaws and have many similar features. 女士 170 is a lightweight saw with an 18″ bar length. 它仅重 7.5 磅, which makes it easy to handle and maneuver around your yard or job site. 这把锯有 1.6 HP engine that runs at 3200 RPM, which means it can cut through logs up to 20 轻松长英寸.
多发性硬化症 170 是寻求超值房主的完美轻型链锯. 袖珍的, 重量轻，功率恰到好处, 女士 170 快速修剪或砍伐小树, 暴风雨后倒下的四肢, 和院子里的其他任务. And its streamlined design makes it easy to handle and maneuver.
斯蒂尔女士 251
斯蒂尔女士 251 WOOD BOSS® 电锯旨在提供您期望从斯蒂尔设备获得的所有动力, 但采用舒适且符合人体工程学的设计. This chain saw features our pre-separation air filtration system— extending the cleaning life of the air filter so you have less maintenance. With an advanced anti-vibration system, your hands and arms will remain comfortable during extended use. 女士 251 also features a Quick Chain Adjuster, making it easier than ever to change your chain. An excellent choice for felling, firewood cutting and storm cleanup, this dependable model is a great value.
女士 251 is a new STIHL installation with a 2-MIX engine, which has better fuel efficiency. It also has higher torque, so it’s easier to cut through thick wood. The chainsaw also has an adjustable oil pump, which reduces oil consumption by only distributing the exact amount of oil needed for the job. This can be very beneficial in situations where there are multiple users who may use the chainsaw at different rates. 这 多发性硬化症 170 和女士 251 both have an anti-vibration system that reduces user fatigue while working.
女士 251 also has a larger fuel tank, which means you don’t have to stop as often to fill up. Both models also have an automatic chain lubrication system that automatically applies oil to the chain and bar when necessary, which makes cutting more efficient and reduces wear on the tool.
斯蒂尔女士 170 与女士 251|发动机排量
斯蒂尔女士 170 is a 2-stroke engine with a displacement of 172 抄送. 斯蒂尔女士 251, 另一方面, 有一个位移 251 抄送. 这意味着斯蒂尔 MS 170 is 2-stroke engine and the STIHL MS 251 is a 4-stroke engine. 斯蒂尔女士 170 与 MS 251 : 有什么不同? The STIHL products are known for their durability and power.
A bigger displacement means more power and vice versa. So if we compare these two models based on their engine displacement then we will find that the ST.
斯蒂尔女士 170 与女士 251|功率输出
斯蒂尔女士 170 是一个强大的, yet lightweight saw designed for professional use. 它的功率输出为 2.5 生命值, which is enough to cut through even the toughest branches and limbs with ease. 女士 251 is also a powerful saw that has a power output of 3.2 生命值, making it more than capable of handling even the most difficult jobs. 女士 170 称重 9 pounds and has an overall length of 17 英寸, 而MS 251 称重 16 pounds and has an overall length of 22-3/4 英寸. Both models are easy to handle and operate.
斯蒂尔女士 170 is a chainsaw that produces 4.2 千瓦功率. 斯蒂尔女士 251, 另一方面, 生产 5.1 千瓦功率. The difference in power output may not seem like much but it can make a huge difference when you are cutting through large trees and branches. If you need to cut through thick trees, then you will want a 斯蒂尔电锯 with more power than the one that has less power output.
斯蒂尔女士 170 与女士 251|重量
The first thing you notice when you pick up the MS 251 is that it is quite a bit heavier than the MS 170. On paper, 女士 170 称重 9.3 lbs and the MS 251 称重 11.3 磅. The extra two pounds of weight on the MS 251 make a big difference in how it feels when you are using it over a long period of time.
Both are powerful chainsaws that can cut through the toughest of materials, but they are designed for different purposes. 斯蒂尔女士 170 is a lightweight chainsaw built for homeowners who need to do more than just trimming and pruning.
斯蒂尔女士 170 与女士 251|功率重量比
女士 251 is a professional-grade saw, so it’s no surprise that it’s more powerful than the MS 170. It has a much higher power-to-weight ratio (more than twice as powerful), which means that it’s able to cut through thicker branches and logs with less effort on your part.
In the power-to-weight ratio category, 斯蒂尔女士 170 is a better choice because it has a lower net weight and has a more powerful engine. 斯蒂尔女士 251 is rated for 17.2 cc and has an air-cooled two-stroke engine that provides power to cut through anything you need to cut with ease. 女士 170 is rated for 18 cc and has an air-cooled two-stroke engine that provides power to cut through anything you need to cut with ease. In the noise level category, 斯蒂尔女士 251 is a better choice because it makes less noise than other chainsaws of its class.
斯蒂尔女士 170 与女士 251|声压级
The amount of noise generated is referred to as sound pressure level (声压级) and it is measured in decibels (D b). The noise levels of most chainsaws range from about 108 D b (without hearing protection) 至 113 D b (with hearing protection). This means that chainsaw operators should always wear protective gear when operating chainsaws. 斯蒂尔女士 170 is a mid-range chainsaw for occasional use on light jobs around the home such as cutting firewood or felling smaller trees.It features an efficient engine delivering 12% higher performance than its predecessor model but with lower fuel consumption and emissions.
In terms of sound pressure level, 女士 251 is noticeably quieter than its smaller counterpart. 然而, if you intend to use this saw for heavy duty work or extended periods of time, then it may be worth investing in a higher powered machine such as the Stihl MS 361 或富世华 455 牧场主. In addition to having more power and less noise pollution than their smaller cousins, these larger models also feature anti-vibration technology that reduces user fatigue and increases productivity while working around large objects like logs or stumps.
斯蒂尔女士 170 与女士 251|振动水平左/右
两位女士 170 和女士 251 have anti-vibration systems on the front and back handles to reduce vibration by up to 50 per cent, but the MS 170’s anti-vibration system is slightly more effective than that of the MS 251.
The vibration levels of the Stihl MS 170 和女士 251 are quite similar. This means that from a purely technical standpoint, there is very little difference between the two products when it comes to vibration level in the handle.
斯蒂尔女士 170 与女士 251|STIHL Oilomatic 锯链型
What is STIHL Oilomatic Saw Chain? The STIHL oilomatic saw chain is a great example of what makes a STIHL chainsaw such a unique piece of machinery. This saw chain is designed to provide maximum performance with minimum vibration across all of the different models in the MS range. 实际上, you can use it on any model in this range except for those that come with Picco Micro 3 or PM3 saw chains as standard.
The saw chain has a special design that allows you to cut through even the toughest timber without having to worry about jamming. This means that it’s ideal for professional users who may need to make big cuts through thick trunks. The reduced vibration that comes from the cutting process also ensures that you’ll be able to make these cuts without suffering from hand fatigue or other associated problems. A closer look at the STIHL oilomatic saw chain reveals some.
斯蒂尔女士 170 与女士 251|哪个更好
If you’re looking for a lightweight and easy-to-use chainsaw, 斯蒂尔女士 170 may be the best choice for you. It’s a great tool for homeowners who need to cut branches and trees on their property. 女士 251, 另一方面, is more powerful than its predecessor and can cut through larger pieces of wood with ease. It’s also equipped with an automatic oiler that helps prevent rust and wear, so it’ll last longer than other similar models on the market today.
女士 251 has an automatic oiler that automatically lubricates the chain while you’re working without having to stop every few seconds to pour oil into your saw manually like you do with most other chainsaws in this price range (女士 170 doesn’t have an automatic oiler).
斯蒂尔女士 251 chainsaw is a great tool that can be used for a variety of projects. It has many features that make it an excellent choice for homeowners. 斯蒂尔女士 251 由一个供电 17.5 cc motor that provides enough power to cut through larger tree limbs and logs. The 16” bar is made from forged steel, so it can withstand more abuse than the typical chain. The chain is also specially designed to reduce kickback, which reduces the risk of injury during use.
斯蒂尔女士 170 与女士 251：斯蒂尔女士 251 has several advantages. 第一的, it has more power (17.5 抄送), allowing you to cut through larger limbs with ease. 第二, it has a bigger cutting bar (16” vs 14”). 第三, it has an automatic oiler that distributes oil evenly throughout the engine over time to keep things running smoothly and prevent maintenance issues down the road.
概括
最后, there are no exposed moving parts on the STIHL MS 251, making it safer for homeowners who may not have experience operating chainsaws before or who don’t want to take any risks when using this powerful tool around trees or other objects.