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Best Denim Sewing Machine: Reviews and Comparison Guide

Sewing denim requires a powerful and durable machine that can handle thick, layered seams with ease. The choice of machine depends not only on price and build quality but also on what functions you need to perform certain tasks.

In this review, I’ve chosen the best sewing machine for denim on the market in different classes. We will cover both professional options and those suitable for beginners.

Our pick
Singer 4423
Singer 4423
Best sewing machine for denim
The Heavy Duty 4423 sewing machine is designed with your heavy-duty projects in mind, from denim to canvas, and with the machine’s powerful motor, you have extra high sewing speed to save you time. Read the full review.

Sewing machine for denim comparison table

Name Built-in stitches Maximum stitch width Stitch selection Drop feed Review
Singer 4423 best overall 23 6.5mm dials yes Review
Brother ST371HD great for beginners 37 7mm dials yes Review
Singer HD6700C also great 411 7mm button yes Review
Janome HD3000 18 6.5mm dials yes Review
Here, you can check the best sewing machine for leather.

Best denim sewing machine reviews

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Singer 4423 – best overall

Are you in the market for a reliable and efficient sewing machine? In my Singer 4423 review, I will discuss what makes this machine such a great option for beginner and veteran sewers. I'll open the "veil of secrecy" a little and say that the unique selling point of the Singer 4423 is its powerful motor. This powerful machine provides more speed and power, which makes it a perfect fit for various sewing jobs. Not only is its design functional, but it also targets different user groups in sewing. Singer presents this device as a versatile and robust solution, suitable for those who need to combine sewing speed, efficiency, and reliability in their activities. And you and I are going to verify those statements.

Build and design

Singer 4423 build and design The Singer 4423 model benefits from a rugged construction, in which the metal frame is dominant, as it guarantees stability and lasting performance. This selection of materials is yet another indicator that a machine can survive long enough and withstand tough conditions to be used as sewing material for lengthy periods. The Singer 4423 design incorporates a combination of classic and modern styles and provides functionality with an appealing look for any craft space area. It has a significant feature in its construction, the stainless steel bed plate that allows free glide of fabric, which is important for accuracy in sewing. The thoughtful design elements that are part of the machine, as well as its durability, show a commitment to quality and satisfaction. As you can see, everything is of quite high quality and reliable. I have only positive impressions.

Key features and performance

The Singer heavy-duty sewing machine is a functional powerhouse created to serve diverse functions related to sewing. Its key features and performance aspects include:
  1. Semi-automatic needle threader: This aspect reduces the hassle of threading and hence makes it more convenient to carry out, especially for individuals with poor vision.
  2. Automatic one-step buttonhole: It guarantees uniform buttonhole sizes, making your projects look professional.
  3. Reverse stitch lever: It also makes it easier to strengthen stitches for long-lasting results.
In terms of performance on different fabrics, the Singer 4423 shows remarkable versatility:
  1. Powerful motor: It can equally handle light, medium, and heavy fabrics. By the way, perhaps because of its power, it may run a bit louder than some counterparts.
  2. Adjustable presser foot pressure: Enables seamless stitching on a wide range of fabric materials, including delicate chiffon and strong denim.
  3. Top drop-in bobbin: This functionality is easy to insert and keep an eye on, as it simplifies the difficult process of handling bobbins for sewers.
  4. Adjustable stitch length and width: Enables tailor-made stitching applicable during the making of different projects.
  5. Durable metal frame construction: Provides stability and longevity, which ensures that long-term sewing is made possible.
Overall, these qualities characterize the Singer 4423’s balance between performance value and user-friendliness, as well as versatility considering its class. This machine is designed to handle both simple work in repairs and complex projects with equal ease. Yes, some more expensive models have a number of additional features, but considering its class, I don't find it a serious disadvantage. All basic (and not only) features are implemented in it.

What's in the box

Singer 4423 what's in the box Upon unboxing the Singer 4423 sewing machine, you'll find a comprehensive set of accessories to get you started:
  • Singer 4423 sewing machine;
  • All-purpose foot;
  • Zipper foot;
  • Buttonhole foot;
  • Button sewing foot;
  • Seam ripper/lint brush;
  • Edge/quilting guide;
  • Pack of needles;
  • Bobbins;
  • Spool caps;
  • Auxiliary spool pin;
  • Spool pin felt;
  • Screwdriver;
  • Soft dust cover.

Pros and cons

  • Powerful motor works easily with different fabrics.
  • Easy-to-use features offer a semi-automatic needle threader and one-step buttonhole.
  • Durable design.
  • A tad louder than other comparable models.
  • Limited advanced features.
Key specs
  • Built-in stitches: 23.
  • Maximum stitch width: 6.5mm.
  • Stitch selection: dials.
  • Drop feed: yes.
  • Free arm: yes.
  • Foot pressure: yes.
  • Size, inches/cm: 15.5x6.25x12/39.3x15.8x30.4.
  • Weight, lbs/kg: 14.6/6.6.

Singer 4423 is an optimal option as the best denim sewing machine in terms of price-quality ratio. Its powerful motor easily handles heavy fabrics while preventing the pilling of delicate materials. Convenient features like the automatic needle threader and one-step buttonhole save time and headaches without advanced manipulations. The durable metal frame outperforms plastic machines, providing years of reliable service, from simple repairs to complex designs. In my opinion, this model really performs excellently when working with denim, and its price fully reflects its functionality.

Brother ST371HD – great for beginners

The time has come to talk about the Brother ST371HD, which is considered one of the most capable devices in its class. In this Brother ST371HD review, I will focus on this machine's durable construction and flexible capabilities, designed to suit both novices and professional sewers. Brother positions this model as a reliable machine that can work with any kind of fabric, from the most delicate silks to heavy denim; it is therefore considered an essential tool for those who require durability and versatility in their sewing projects. Well, as usual, you and I will check these statements and look at the machine's features, advantages, and disadvantages.

Build and design

Brother ST371HD build and design The Brother ST371HD boasts a robust construction, with an even mix of metal and hard plastic parts that highlight longevity and stability. The practicality and durability of this machine are reflected in its sleek, intuitive design, which is not merely about aesthetics. Important structural characteristics include a heavy-duty metal frame holding the mechanism in place, minimizing vibrations, and enabling accurate stitches at higher speeds. To be honest, I liked the ergonomic arrangement of the display and buttons. I won't say that this composition of controls is unique, but it is simple and convenient.

Key features and performance

The Brother ST371HD has many features that increase its functionality and performance. The semi-automatic needle threader and the automatic one-step buttonhole replicate complex tasks, making them easier for beginners to perform. In the meantime, a reverse stitch lever and an automatic presser foot enable precision control, which is necessary for dealing with complex designs. By the way, I would like to note that this machine will not flinch at different fabric thicknesses: whether it is light chiffon or heavy denim, ST371HD will help make a smooth and consistent stitching. Brother ST371HD sewing machine operates quietly and feeds the fabric smoothly, which ensures a comfortable sewing process. The stitch's quality is perfect, with various options that allow every project to have the ideal pattern for it. The machine is easy to use for sewists of all levels because changing settings and stitches are simple. Separately, I would like to note the ability of this model to handle heavy tasks without losing the quality and variety of stitches. The ST371HD's design combines these potent features flawlessly, making it one of the finest options for those who want a mix of strength, flexibility, and user-friendly functions. However, in my opinion this model lacks a number of additional features to be fully considered a versatile and high-end device. This is not a critical issue, it is just a statement of fact.

What's in the box

Brother ST371HD what's in the box
  • Sewing machine;
  • Set of needles;
  • Bobbins;
  • Foot controller;
  • Instructional DVD;
  • Manual;
  • Warranty card;
  • Accessory feet (Buttonhole, Zipper, Button sewing, Nonstick, Blind stitch, and Zigzag foot).

Pros and cons

  • Works well with different types of fabrics, ranging from fine silks to heavy denim.
  • It has a semi-automatic needle threader and a one-step buttonhole that makes the machine more accessible for beginners.
  • Runs silently and with a gentle fabric feed, providing an enjoyable sewing experience.
  • Although the machine is user-friendly, beginners may take some time to fully use it.
  • Experienced sewers might find the feature set insufficient for more advanced projects.
Key specs
  • Built-in stitches: 37.
  • Maximum stitch width: 7mm.
  • Stitch selection: dials.
  • Drop feed: yes.
  • Free arm: yes.
  • Foot pressure: no.
  • Size, inches/cm: 12.2x16.1x7.8/30.5x40.6x17.8.
  • Weight, lbs/kg: 14.3/6.3.

This sewing machine for jeans is an excellent choice for beginners seeking a versatile, user-friendly model. Though it lacks some advanced features, its quality stitches, quiet operation, and ability to handle everything from silks to denim make sewing smooth and consistent. The semi-automatic needle threader and one-step buttonholer also simplify tasks. With precision controls enabling both simple and more complex projects, the ST371HD hits a sweet spot between power and ease of use.

Singer HD6700C – also great

To get started sewing, you need a reliable assistant, and Singer HD6700C might be your creative pal. In this Singer HD6700C review, I will help you understand what this machine is all about, its functions, and how it can benefit your sewing experience. Let's get to know this machine, which is known for its durability and functionality, according to numerous user reviews. At the same time, let's test it and check these statements with our own experience. I will say right away that this model is designed for beginners and experienced sewers. As usual, we will start with its construction and design.

Build and design

Singer HD6700C build and design The Singer HD6700C presents itself as a device with a reinforced frame, which consists of metal and plastic parts in an adequate proportion. Through my work with various models, I understand the importance of this design in addressing durability and stability during sewing. The fact that it is sleek and modern in style catches one's eye but also demonstrates the Singer's striving for perfection. The internal metal structure reduces the susceptibility to wear and tear, while specifically placed dials and levers reflect ergonomic characteristics. So now I understand the rave reviews from users on this aspect and completely agree with them.

Key features and performance

Looking ahead a bit, the Singer HD6700C is packed with essential features that make sewing efficient and unleash the craftsman's creativity. Its semi–automatic needle threader and one-step buttonhole that simplifies complicated procedures have proven helpful, especially in advanced projects. The reverse stitch lever and automatic presser foot add to its efficacy, making it a flexible option for various fabrics. As far as performance goes, the HD6700C never fails to deliver. It applies to both soft silks and strong types of denim, as this machine precisely deals with any type of fabric. Nevertheless, it is important to note that although the machine works very well on different materials, some users may find it slightly difficult when using thick or multi-layered fabrics. Its powerful motor ensures a smooth transition between thicker and thinner fabric fabrics; however, tension adjustment can be tricky to learn. I have found the adapting nature of HD6700C beneficial to beginners and professionals alike. The machine runs very quietly, and that's a support for those (like me) who love sewing at midnight. The sewing quality is excellent, with high-quality stitch patterns that have consistency even when running a machine at full speed. Changing settings and creating stitches is easy, making the HD6700C machine ideal for sewing at all skill levels. Although the HD6700C stands out as an impressive machine, some individuals may be interested in more portable options. What differentiates the HD6700C is its functionality and its simplicity of usage.

What's in the box

Singer HD6700C what's in the box
  • Singer HD6700C sewing machine
  • All-Purpose foot
  • Zipper foot
  • Buttonhole foot
  • Pack of needles
  • Bobbins
  • Seam ripper/lint brush
  • Screwdriver
  • Spool pin felt
  • Auxiliary spool pin
  • Dust cover

Pros and cons

  • Durable build based on a harmonious combination of metal and plastic elements.
  • Friendly features such as the semi-automatic needle threader and automatic one-step buttonhole.
  • Operation with low noise level.
  • Can be difficult to work with very dense or multi-layered fabrics.
  • It is not very portable because of its weight and size.
Key specs
  • Built-in stitches: 411.
  • Maximum stitch width: 7mm.
  • Stitch selection: button.
  • Drop feed: yes.
  • Free arm: yes.
  • Foot pressure: yes.
  • Size, inches/cm: 17.3x7.5x10.9/43.9x19x27.7.
  • Weight, lbs/kg: 16.3/7.4.

This sewing machine that sews denim is almost as good as the leader of my selection. It can handle various fabrics, from soft silks to sturdy denim, and produces consistent, high-quality stitches even at full speed. The machine is easy to operate, with simple stitch creation and setting adjustments. Although it may be challenging to work with very thick or multi-layered fabrics, and it is not very portable due to its weight and size, it’s a good sewing machine for denim that matches for beginner sewers and more experienced specialists.

Janome HD3000

In my professional opinion, the Janome HD3000 sewing machine can be a really reliable companion in your creative endeavors. In my Janome HD3000 review, I will share the depths of its nature more closely by discussing a juxtaposition between functionality and user-friendliness. Janome positions the HD3000 model as a machine for beginners and experienced sewists. So, let's confirm or deny these statements of the manufacturer.

Build and design

Janome HD3000 build and design With a combination of sturdy metal and durable plastic parts, this model of Janome sewing machine is an optimization of durability and design ingenuity. First, this machine reflects a solid construction with an elegant, streamlined form that makes it more of a multifunctional device than just another tool displayed on your crafting site. However, this model is characterized by structural integrity – a steel frame that is the foundation of stability and durability from years of use. The HD300 accommodates functional aspects, including an easy-to-navigate stitch selection screen and a large sewing area, thus providing the functionality of a working horse for multiple projects.

Key features and performance

The Janome HD3000 is a model that stands out from the rest in blending user-friendliness with sophisticated functionality. Notable attributes, such as the semi-automatic needle threader and automated one-step buttonhole, will make complicated jobs easier, reducing complexities concerning setup. A reverse stitch lever makes your job more precise, as it allows you to reinforce easily. Operationally, the machine is comfortable in going through different fabric types. For heavier chiffon, medium-weight cotton, and dense denim of higher thread counts, the HD300 will keep its stitching quality constant. This feature also leads to its automated presser foot pressure adjustment, which results in perfect fabric feed that accommodates a wide range of fabrics without jeopardizing stitch integrity. The machine is characterized by a smooth operation and a relatively low noise level. However, I believe it is not the quietest model available in this price category. This is not a critical disadvantage, but you should be aware of it. The range of stitch qualities and styles — from simple to ornamental — offers much scope for innovation and improvement in projects. Another important component of the HD300 is its ease of use. With its user-friendly design and comprehensive manual, even new users can operate the features with relative comfort. However, the variety of choices may involve a learning curve for extreme beginners who know nothing about sewing. To sum up, the Janome HD3000 achieves a harmonious blend of practical capability and user-oriented design that reflects the manufacturer's focus on developing a machine encompassing both efficiency and usability. I won't say that this model is aimed at professionals and can do everything. No, it is not, but it copes well enough with the basic functions and will suit beginners and more experienced masters.

What's in the box

Janome HD3000 what's in the box
  • Janome HD3000 Sewing Machine
  • Standard Accessories (Needles, Bobbins)
  • Hard Cover for Protection
  • Assorted Presser Feet (Blind Hem, Overedge, Zipper, Buttonhole)
  • Foot Control
  • Instruction Manual and DVD

Pros and cons

  • A sturdy metal frame makes the product long-lasting and provides secure use.
  • There is a wide range of stitches that are suitable for both the basic and advanced levels of sewing.
  • The semi-automated needle threader and easy stitch selection make the process of sewing much faster.
  • Newcomers may need more time to learn how some of the advanced features work.
  • Though relatively silent, it may not be the most silent unit in the market.
Key specs
  • Built-in stitches: 18.
  • Maximum stitch width: 6.5mm.
  • Stitch selection: dials.
  • Drop feed: yes.
  • Free arm: yes.
  • Foot pressure: yes.
  • Size, inches/cm: 16x11.3x7.2/40.6x27.9x17.8.
  • Weight, lbs/kg: 18.7/8.1.

Yes, Janome HD3000 received the title of the best budget denim sewing machine, beating many competitors. This machine is a good variant for its price and functions, such as semi-automatic needle threading, one-step buttonholes, reverse stitch lever, and automated presser foot pressure adjustment for handling different fabric types. It offers a wide range of stitches, from basic to decorative. While it can’t compete with high-end professional models packed with advanced features, it is a solid choice that balances practical capabilities with user-friendly design, making it suitable for beginners.

I also recommend you check the best sewing machine for upholstery.


What needle type should I use for sewing denim?

For sewing denim, use a heavy-duty denim or jeans needle with a sharp, reinforced point. These needles are designed to penetrate the thick and tightly woven fibers of denim fabric without bending or breaking.

What thread is best for denim?

For sewing denim, it’s better to use a heavy-duty, polyester, or polyester-coated cotton thread. This type of thread is strong and durable enough to withstand the stress and friction of stitching through the dense, rugged denim fabric. It also has a slight waxiness that helps it glide smoothly through the layers of denim without shredding or breaking.

How can I prevent my needle from breaking when sewing denim?

To prevent your needle from breaking when sewing denim, use a denim or jeans needle designed for thick fabrics. These needles have a reinforced, sharper point to pierce through the dense fibers without bending. Go slowly and use a longer stitch length to reduce resistance and prevent needle deflection.

Why does my denim keep getting stuck and jammed in my machine?

Your denim may get stuck and jammed in your sewing machine for several reasons. Firstly, denim is a very thick and dense fabric, which creates a lot of resistance and friction as it passes through the machine. This can cause the fabric to bunch up and get stuck under the presser foot or in the feed dogs. Secondly, if your machine’s tension is not properly adjusted for the thickness of denim, it can cause the fabric to feed improperly and jam up. Using the right needle, adjusting the tension, and sewing at a slower speed can help prevent denim jams.
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