Another Ego model, the ST1502SA Power+ 15″ String Trimmer with Rapid Reload has a manual line-load system that is tedious compared with the push-button load system of our top pick.

The EGO cordless string trimmer I use comes with an interchangeable battery, and does a great job weeding and edging my lawn. Here's what it's like.

You may also want hearing protection, depending on your trimmer. Electric string trimmers typically aren’t loud enough to pose a risk, but more powerful gas-fueled models are significantly louder.

The Ego Power+ ST1521S is a hi-tech string trimmer, boasting a big battery, lightweight carbon fiber shaft, and a Powerload automatic string loading system.

Need a string trimmer to clean up your yard? The new Self-Winding String Trimmer from Ego might not be one you've considered, but it should be on the list.