RYOBI RY40290VNM vs Craftsman CMCST930 String Trimmer Comparison

RYOBI RY40290VNM String Trimmer and Craftsman CMCST930 are two industry leading tools that many homeowners appreciate for their superior performance and reliable results. This comparison sets out to identify the differences between these string trimmers so you can make an informed decision about which product works best for your needs. . The RYOBI RY40290VNM vs Craftsman CMCST930 String Trimmer Comparison is given below-

RYOBI RY40290VNM vs Craftsman CMCST930 String Trimmer Comparison

Here we compare RYOBI RY40290VNM vs Craftsman CMCST930 String Trimmer based on the following Parameters.

1.Power and Engine

The RYOBI RY40290VNM String Trimmer and Craftsman CMCST930 offer two very different power and engine options. The RYOBI has a 13 Amp motor while the Craftsman has a more powerful 30cc gas engine.

This makes the Craftsman more proficient at tackling difficult or dense materials, as well as providing greater portability due to its lack of cord attached to an outlet.

The 15 inch cutting swathe of the Craftsman is also larger than that of the RYOBI, pinching away at more weeds with each pass; however the RYOBI may be able to run for longer periods without winding down due to its 13 Amp motor.

Though both trimmers are similarly priced, there is no “better” option for all uses as it depends on what tasks one intends on undertaking with their purchase.


The RYOBI RY40290VNM string trimmer and the Craftsman CMCST930 are two top-of-the-line models. Both of these string trimmers offer exceptional usability, with features such as adjustable speed settings, ergonomic designs, and durable construction.

The RYOBI model is particularly lightweight at just 5.25 pounds, making it easy to maneuver over long stretches of yard work.

Additionally, an adjustable speed control on this model helps you customize your trimming power for different materials like tall grass or weeds.

Another notable feature on this trimmer is the edger guard which prevents debris from flying up and damaging nearby surfaces while also providing a clean cut edge around borders.

The Craftsman CMCST930, while slightly heavier at 6 pounds, has a few standout features as well. It boasts an ergonomic design with cushioned grip handles to reduce fatigue during use.

In addition, its 13-inch cutting swath is ideal for larger lawns or those requiring frequent trimming. This product also has a flexible line that makes edging easier and provides extended reach in tight corners as needed.


RYOBI RY40290VNM String Trimmer is powered by a 40V Lithium-Ion battery. This allows for Total Variable Speed control when paired with its 2-speed adjustable trigger.

This features enables the user to match their power needs with precision and accuracy while accessing the 15″ cut swath seen with other gas models without the harmful fumes. Also, included is an automatic line advance system that feeds new 0.08” twisted line when needed without any user adjustments or hassle.

On the other hand, Craftsman CMCST930 Trimmer relies on its robust 28cc 2 cycle engine and variable speed throttle control for a powerful performance.

Requiring assembly out of the box, it comes ready for action in minutes as does it’s 4 stroke counterpart thanks to specific design and technology choices made by this major manufacturer of outdoor power equipment.

Additionally, it includes spiral twist nylon head capable of durable performance with four string heads attached for uninterrupted trimming while you work.

4. Versatility

RYOBI RY40290VNM String Trimmer vs Craftsman CMCST930: both products offer great versatility for yard maintenance and landscaping.

The RYOBI RY40290VNM String Trimmer is a versatile and powerful machine, offering a 13-inch cut capacity, adjustable speed control, and an adjustable loop handle for improved stability. It features an easy-start engine with EZ link technology that allows you to quickly connect the trimmer to other Ryobi ONE+ 18V batteries.

The battery offers long run time, charges in as little as 30 minutes, and can be used with any of the Ryobi ONE+ family of tools. This cordless string trimmer has a brushless motor for efficient performance.

On the other hand, the Craftsman CMCST930 String Trimmer offers even more versatility than the Ryobi model. This machine is powered by a Briggs & Stratton® 21 Engine offering lots of power and reliability while working on tough overgrowth and buried weeds.

The trimmer has simple chain tension adjustment system making it easy to adjust chain tension manually along with fast start recoil system to help get the engine running quickly.

With quick-change attachment capability, this trimmer fits most major brands of attachments allowing you to easily switch between attachments without changing units.

RYOBI RY40290VNM vs Craftsman CMCST930 String Trimmer: Pros and Cons

The Pros and Cons are given below-

RYOBI RY40290VNM String Trimmer:


  • Powerful 40-Volt lithium-ion battery provides prolonged power and runtime
  •  13-inch cutting swath and variable speed management helps you tackle a wide range of trimming jobs
  • Telescoping shaft allows you to customize the length to your height, perfect for extended reaching tasks
  •  Curved shaft prevents over-the-shoulder fatigue during lengthy trimming tasks


  • Edger mode not recommended for inexperienced users due to difficulty controlling the wheel
  • Battery life may be decreased in cold weather conditions
  • Denser areas can slow down the trimmer blade speed when cutting

Craftsman CMCST930 String Trimmer:


  • High torque motor delivers an effective performance even against tough weeds and grass
  • 12-inch cutting path gets the job done quickly with just a few passes
  •  Adjustable handle allows you to find your comfortable posture while using the trimmer


  •  Corded design severely limits range of use
  •  Heavy weight can cause fatigue during extensive usage periods
  • Ejection mechanism tends to be unreliable at times

RYOBI RY40290VNM vs Craftsman CMCST930 String Trimmer Final Verdict- Which is better and why?

RYOBI RY40290VNM String Trimmer and Craftsman CMCST930 are two popular string trimmers for homeowners. Both of these models offer comfort, power, and convenience when trimming large vegetation in yards. Ultimately, it comes down to personal preference as both are reliable pieces of equipment made with quality parts.

The RYOBI is equipped with an adjustable shaft, an ergonomic handle, and a variable speed trigger to make gardening work more enjoyable. Its lightweight design makes the job much easier because it won’t cause fatigue from carrying the device around your yard. Additionally, it’s slightly more affordable than the Craftsman model.

On the other hand, the Craftsman trimmer offers a longer cutting swath and a four-cycle engine to take on larger jobs with ease.

It is quite a bit heavier than the RYOBI but it has been built for longevity which means you can expect many years of use out of it. The final verdict is that it really just depends on how extensive your garden tasks are and which features you need most and what kind of budget you have available.


Q1. What is the cutting width of RYOBI RY40290VNM String Trimmer?

A1. The cutting width of the RYOBI RY40290VNM String Trimmer is 17 inches.

Q2. What type of motor does the Craftsman CMCST930 have?

A2. The Craftsman CMCST930 has a 25cc 2-cycle full crank motor.

Q3. Does the Craftsman CMCST930 have an adjustable speed setting for control?

A3. Yes, it has an adjustable speed setting that allows you to maintain better control when operating the trimmer.

Q4. How easy is it to start up the RYOBI RY40290VNM String Trimmer?

A4. The SureFire starting system on this trimmer makes it extremely easy to start up with very little effort required from the user.

Q5. Does Craftsman CMCST930 have a convenient bump feed line release system for quickly reloading more string?

A5: Yes, it does have a bump feed line release system that allows you to quickly and easily reload more string without needing any additional tools or fussing around with removal of screws or caps.


I hope you like reading on RYOBI RY40290VNM vs Craftsman CMCST930 String Trimmer Comparison.

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