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10 Best Overlock Machine 2025 in the United States

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Our Top Picks

#1

Winner

Brother Coverstitch Serger, 2340CV, Sturdy Metal Frame, 1,100 Stitches Per Minute, Trim Trap, Included Snap-on Presser Feet

Rating
9.9
Chosen by1,410
Ease of Threading

Most important from
1111 reviews

Ease of Threading
The threading system is straightforward and the color-coded paths make setup easy.

The Brother Coverstitch Serger 2340CV is a solid choice for sewing enthusiasts looking for a dedicated cover stitch machine. One of its notable strengths is its sturdy metal frame, which enhances durability and stability during operation. With a maximum sewing speed of 1,100 stitches per minute, this machine allows for efficient sewing, making it ideal for those who want to complete projects quickly, especially when working with stretch fabrics for necklines and hems.

This machine offers versatile stitch options, including tri-cover stitches and the ability to adjust stitch width from 3mm to 6mm. The differential feed feature is also beneficial for handling various fabric types, ensuring a smooth and even finish. The color-coded threading system simplifies setup, making it accessible even for beginners who might feel intimidated by threading complexities.

There are a few drawbacks to consider. As a cover stitch machine, the 2340CV is not as versatile as some other overlock machines that can perform additional functions like overlocking or serging. Users looking for a multipurpose machine might find this limiting. Additionally, it is specifically designed for 120-volt use in the US, which might not suit users outside this region. While it comes with some essential accessories, including snap-on presser feet, the selection may be limited compared to other models that come with a broader range of attachments.

Rating
9.9
Chosen by1,410
Ease of Threading

Most important from
1111 reviews

Ease of Threading
The threading system is straightforward and the color-coded paths make setup easy.
#2

SINGER X5004-HD Metal Frame Serger & Overlock Machine | 2-3-4 Stitch Capability, 8 Built-In Stitches, 1300 Stitches per minute, Adjustable Differential Feed & 2 LED Lights (Grey/Blue)

Rating
9.8
Differential Feed
Ease of Threading
Accessories and Attachments

Most important from
1290 reviews

Differential Feed
Works great on both thicker and thinner fabrics.
Ease of Threading
Color-coded threading and included tweezers make threading manageable.
Accessories and Attachments
Initially pre-threaded for convenience and comes with canvas to practice on.

The SINGER X5004-HD Metal Frame Serger & Overlock Machine is a robust and versatile tool designed for both novice and experienced sewers. It boasts a heavy-duty metal frame that ensures durability and stability, making it well-suited for handling thicker fabrics like denim and upholstery with ease. This sturdiness helps in reducing vibrations, leading to skip-free and precise stitching, which is essential for achieving professional-quality results. The machine offers a flexible stitching experience with its 2-3-4 thread capability and eight built-in stitch options, which can cater to a variety of sewing projects, from basic seams to decorative edges.

This versatility is further enhanced by the adjustable differential feed, which prevents puckering on lightweight fabrics and offers smooth fabric handling on stretchy materials. At a high-speed performance of 1,300 stitches per minute, it allows for quick completion of large projects, a significant advantage for those working on time-sensitive tasks. Ease of use is a strong point, highlighted by the inclusion of a comprehensive accessory kit that neatly stores all necessary tools within the machine’s built-in compartment.

However, despite these strengths, the machine may present a learning curve for beginners due to its various adjustable settings and threading process. Additionally, while the larger cutting knife is great for heavy-duty materials, it might be overkill for those who primarily work with lighter fabrics. The lack of a battery option limits its portability, confining its use to areas with electrical outlets. The SINGER X5004-HD is an excellent choice for users looking for a durable and high-performing serger that can handle a range of fabrics and projects, provided they are comfortable with its advanced features and settings.

Rating
9.8
Differential Feed
Ease of Threading
Accessories and Attachments

Most important from
1290 reviews

Differential Feed
Works great on both thicker and thinner fabrics.
Ease of Threading
Color-coded threading and included tweezers make threading manageable.
Accessories and Attachments
Initially pre-threaded for convenience and comes with canvas to practice on.
#3

SINGER Professional 14T968DC Heavy-Duty Metal Frame Serger Overlock and Accessory Kit with 2-3-4-5 Stitch Capability, Removeable Trim Trap, 1300 Stitches per minute, & Self Adjusting, White

Rating
9.6
Stitch Width and Length
Ease of Threading
Built-in Stitches

Most important from
1452 reviews

Stitch Width and Length
The wide flatlock stitch on fleece creates flat and stretchy seams, a feature not found on many other machines.
Ease of Threading
Threading, while straightforward with practice, can take longer compared to more automated systems.
Built-in Stitches
Stitch quality is superb with no tension or loopy stitch issues, provided the machine is threaded correctly.
Accessories and Attachments
Adjusting from one stitch to another involves a long checklist of dials and settings, requiring consultation of the manual.

The SINGER Professional 14T968DC is a versatile overlock machine that caters to a wide range of sewing needs with its 2-3-4-5 stitch capability. This allows you to work on various fabrics, from light to heavy materials, providing flexibility for different sewing techniques. The automatic self-adjusting tension system is a significant advantage, as it ensures balanced stitches without manual adjustments, making it easier to switch between different materials and stitches.

The high sewing speed of 1,300 stitches per minute is impressive, allowing you to complete large projects quickly while maintaining consistent quality. The differential feed prevents fabric stretching and puckering, ensuring smooth and professional seams, especially on delicate or stretchy materials. Threading the machine is simplified with an easy-to-follow diagram, which is great for beginners and saves setup time.

The attachable clean pocket is a handy feature for keeping your workspace tidy during extensive sewing sessions. However, the machine is relatively heavy at 18.6 pounds, which might make it less portable. Additionally, while it is not discontinued, it has been on the market since 2008, which might mean fewer modern updates compared to newer models. This overlock machine is well-suited for both hobbyists and serious sewists who need a reliable and efficient tool for a variety of sewing projects.

Rating
9.6
Stitch Width and Length
Ease of Threading
Built-in Stitches

Most important from
1452 reviews

Stitch Width and Length
The wide flatlock stitch on fleece creates flat and stretchy seams, a feature not found on many other machines.
Ease of Threading
Threading, while straightforward with practice, can take longer compared to more automated systems.
Built-in Stitches
Stitch quality is superb with no tension or loopy stitch issues, provided the machine is threaded correctly.
Accessories and Attachments
Adjusting from one stitch to another involves a long checklist of dials and settings, requiring consultation of the manual.

Buying Guide for the Best Overlock Machine

Choosing the right overlock machine, also known as a serger, can significantly enhance your sewing projects by providing professional-quality seams, hems, and finishes. To find the best fit for your needs, it's important to understand the key specifications and features of overlock machines. This will help you make an informed decision based on your sewing requirements and preferences.
Number of ThreadsThe number of threads an overlock machine can use is crucial because it determines the types of stitches and the strength of the seams. Overlock machines typically range from 2-thread to 5-thread models. A 2-thread machine is suitable for lightweight fabrics and basic edging, while a 3-thread machine is ideal for general-purpose sewing and light to medium fabrics. A 4-thread machine offers stronger seams and is great for knit fabrics, while a 5-thread machine provides the most durable seams and is perfect for heavy fabrics and professional use. Choose based on the types of fabrics you work with and the strength of seams you need.
Stitch Width and LengthStitch width and length settings allow you to customize the size of your stitches, which is important for achieving the desired finish on different fabrics. Adjustable stitch width and length provide versatility, enabling you to work on a variety of projects. For example, wider stitches are better for thicker fabrics, while narrower stitches are suitable for delicate materials. Similarly, longer stitches are ideal for basting and gathering, while shorter stitches are used for more secure seams. Consider the range of adjustments available and how they align with your sewing projects.
Differential FeedDifferential feed is a feature that helps prevent fabric stretching and puckering by allowing you to adjust the feed rate of the fabric. This is especially important when working with stretchy or delicate fabrics. A machine with differential feed can handle a wider range of materials and produce more professional results. If you frequently sew with knits, stretchy fabrics, or lightweight materials, look for a machine with this feature to ensure smooth and even stitching.
Ease of ThreadingThreading an overlock machine can be a complex and time-consuming task, especially for beginners. Some machines come with color-coded threading guides, automatic threading systems, or lay-in threading to simplify the process. If you are new to using an overlock machine or prefer a more user-friendly experience, consider a model with easy threading features. This will save you time and frustration, allowing you to focus more on your sewing projects.
Built-in StitchesOverlock machines come with a variety of built-in stitches, such as rolled hems, flatlock stitches, and decorative edges. The number and types of built-in stitches determine the machine's versatility and the range of projects you can complete. If you plan to use your overlock machine for a wide range of sewing tasks, look for a model with multiple built-in stitches. This will give you more creative options and allow you to achieve different finishes on your projects.
SpeedThe speed of an overlock machine is measured in stitches per minute (SPM) and affects how quickly you can complete your sewing projects. Higher speeds are beneficial for large projects and professional use, while lower speeds offer more control for intricate work. If you are an experienced sewer or plan to use the machine for commercial purposes, a high-speed model may be more suitable. For beginners or those working on detailed projects, a machine with adjustable speed settings can provide better control and precision.
Accessories and AttachmentsAccessories and attachments, such as presser feet, thread cutters, and extension tables, can enhance the functionality of your overlock machine. These additional tools can make your sewing tasks easier and more efficient. When choosing an overlock machine, consider the included accessories and whether they meet your sewing needs. Some machines also offer optional attachments that can be purchased separately, allowing you to expand the machine's capabilities as your skills and project requirements grow.

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