10 Best Coverstitch Sergers 2025 in the United States

The Bernette B68 Airlock Serger is designed to meet the needs of those looking for a reliable coverstitch and overlock machine. One of its standout features is the easy air threading system, which simplifies the process of preparing the machine for sewing, making it user-friendly for both beginners and experienced sewists. With capabilities to handle a variety of stitch patterns using 2/3/4/5 threads, it excels at sewing stretchy and knit fabrics, which is a big plus for fashion and craft enthusiasts.

The adjustable stitch length from 1 to 4mm provides flexibility for various projects, enhancing its versatility. Additionally, the inclusion of 5 bright LED lights ensures excellent visibility while working, which is particularly beneficial during detailed tasks or in low-light settings. The machine also offers presser foot pressure adjustment, allowing users to better manage different fabric types, ensuring consistent stitch quality.

The Bernette B68 is well-suited for sewing enthusiasts who require a versatile and efficient machine. Its strengths in easy threading, stitch variety, and adjusted pressure settings make it ideal for detailed sewing projects, though users should be comfortable managing its speed and weight for optimal use.

The Brother AIR1800 Air Serger is a great option for those looking to enhance their sewing projects with professional-quality finishes. Its standout feature is the Jet Air Threading technology, which makes changing threads incredibly easy and quick—perfect for users who may find traditional threading methods frustrating. With the ability to work with 2, 3, or 4 threads, it allows for versatile stitching options such as flatlock, overlock, and rolled hems, making it suitable for a variety of fabrics, including stretchy materials. The color-coded thread guides are helpful for keeping everything organized, which can reduce the learning curve for beginners.

In terms of practicality, the brightly lit work area is a thoughtful addition, especially when dealing with darker fabrics where visibility can be an issue. The AIR1800 is designed with speed in mind, catering to users who want to accomplish their sewing tasks efficiently.

There are some considerations to keep in mind. Despite its advanced features, the machine is intended for use in the US at 120 volts, which could be a drawback for international users or those who might need to use it elsewhere. Additionally, while the AIR1800 excels with stretchy and specialty fabrics, those who primarily sew heavier materials may find that it’s not the optimal choice for their needs.

The SINGER Professional 14T968DC Heavy-Duty Metal Frame Serger is a versatile and powerful machine designed to meet the demands of various sewing projects. With its 2-3-4-5 stitch capability, it offers a wide range of options for different stitching techniques, making it suitable for both light and heavy fabrics. The machine boasts a high sewing speed of 1,300 stitches per minute, which is great for completing large projects quickly and efficiently.

Additionally, the fully automatic self-adjusting tension system ensures balanced and even stitches, saving users from the hassle of manual adjustments. The differential feed system further enhances sewing quality by preventing fabric stretching and puckering, making it ideal for delicate and stretchy materials. Threading the machine is simplified with an easy-to-follow diagram, which is particularly beneficial for beginners.

The attachable clean pocket is a practical addition, helping to keep the workspace tidy by collecting fabric scraps and thread trimmings. On the downside, the machine's advanced features may come with a learning curve for those new to serging. However, the included accessories and detailed guides can help ease the transition. The SINGER Professional 14T968DC is well-suited for serious sewers and those looking to invest in a high-quality, durable serger that can handle a variety of sewing tasks efficiently.