Verdict

If you’re after a lightweight, cordless trimmer that’s easy to handle and converts seamlessly into an edger, the MZK 20V 12" Cordless String Trimmer is a solid choice. It packs a good punch for typical yard maintenance, especially with its included extra spools and dual batteries. However, if you’re dealing with thicker brush or larger areas and want more power, you might consider exploring gas-powered options or models with a wider cut and more heavy-duty blades. For most small to medium yards, this trimmer strikes a nice balance of convenience, affordability, and performance.

Top pro:
Lightweight and easy to handle, making yard work less of a chore
Top con:
Plastic blades, while tough, may struggle with thicker or woody stems over time
Get an alert when the price drops or it comes back in stock.

Pros

  • •Lightweight and easy to handle, making yard work less of a chore
  • •Automatic line feed functions smoothly, reducing downtime
  • •Converts effortlessly from trimmer to edger for versatile yard care
  • •Comes with two batteries that provide ample runtime for larger jobs
  • •Includes 8 replacement spools, ensuring extended use without extra purchases
  • •Effectively trims tall weeds and grass thanks to a powerful motor
  • •Quieter operation compared to gas-powered trimmers, enhancing user comfort
  • •Easy to assemble and operate, suitable for small to medium yards
  • •12-inch cutting width is perfect for around fences and flower beds
  • •Cordless design eliminates the hassle of gas or extension cords
  • •Durable build quality that offers good value for money

Cons

  • •Plastic blades, while tough, may struggle with thicker or woody stems over time
  • •Battery charges in about 2 hours, which might be slow for impatient users
  • •Some users mention the handle grip could be more comfortable on extended use
  • •Not as powerful as gas trimmers for very dense or overgrown areas
  • •Might require multiple batteries for very large yards to avoid downtime
  • •Some reviewers have noted that replacing spools can be a bit fiddly at first
  • •No mention of adjustable shaft length for taller or shorter users
  • •Limited to 12-inch cutting width, which may be less efficient for large open spaces
Find it on Amazon
View on Amazon

We may earn a commission when you buy through these links, at no extra cost to you. How ShopSavvy makes money

How we researched this

About this review: it summarizes the professional reviews and customer ratings ShopSavvy collected for this product, alongside prices from ShopSavvy's price data.

Get ShopSavvy
ShopSavvy is totally free and works on all popular phones and browsers
Download ShopSavvy AppDownload ShopSavvy App

Compare prices across tens of thousands of stores, set price alerts, watch for deals by keyword, and much more.

Install ShopSavvy Browser ExtensionInstall ShopSavvy Browser Extension

Compare and track prices automatically while you shop online at thousands of websites.