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Janome 4120 QDC Review

As you may know, Janome is a historic embroidery machine manufacturer. Since 1921 when they began to produce embroidery machine, they have produced embroidery machine for nearly 100 years. During these years, with a practical and innovative corporate philosophy, Janome has always been a leading brand in the field of embroidery machines. Now, their embroidery machine and sewing machine business in more than 100 countries around the world, has been loved by customers because of its excellent after-sales service and guidance. Recently, there are always friends who ask me about the performance of the Janome 4120 QDC. I think you may also be curious about the features of this machine. Thus, I wrote this review, hoping it can work when you’re choosing this sewing machine.

If I have to define the Janome 4120 QDC, I think it is a computerized sewing machine for home business or professional use. As a tailor who has a bit of sewing experience, I found that this machine is not easy for novices, because it requires some sewing and embroidery knowledge and skills. So if you are a professional or a serious sewing enthusiast, choose it right. However, if you are a newbie, please stay away from it for a while. After you have accumulated a period of sewing experience, it will be your best choice.

janome 4120qdc sewing machine review


Basic parameters:

  • Shipping weight: 22.4 pounds
  • Product dimensions: 19.8 x 12 x 16 inches
  • Item model number: 4120 QDC
  • Built-in stitches: 120
  • Built-in designs: 0
  • The number of needles: 1
  • Maximum embroidery speed: 820spm
  • LCD control panel
  • 25 years limited warranty

Summary of review:

The Janome 4120 QDC is an excellent sewing machine from Janome. It not only excels in the field of sewing regular fabrics but also performs well in sewing quilts. Therefore, this is a computerized sewing machine suitable for sewing quilts.

First of all, from the appearance of the Janome 4120 QDC, its appearance is small and exquisite, like the average household sewing machine, easy to store. You can easily take it to a sewing class or go on a trip. Don’t look at it small, but its power is hard to imagine. It can penetrate thicker fabrics.

Then there is its built-in line shape. This sewing machine has a total of 120 built-in sewing threads, including quilting, decoration and regular stitching to meet your daily sewing needs.

In addition, as a computerized sewing machine, the Janome 4120 QDC has an easy-to-use control panel and LCD screen. Through them, you can fine-tune your stitches from time to time to sew higher quality works.

In addition, it is equipped with some small but convenient functions like speed adjustment. I have to say that it is very convenient to have an embroidery machine like the Janome 4120 QDC, which can save you a lot of time. In the following, I will introduce you to its key features.

Key features of Janome 4120 QDC

In this part, I will introduce some key features of  Janome 4120 QDC to you.

Compact body

The Janome 4120 QDC is compact. It measures just 19.8 x 12 x 16 inches and weighs only 22.4 pounds. Therefore, it is very convenient for those who want to carry the sewing machine to the sewing lessons. In addition, for home users, it is also very suitable, because you do not need to think about where it is stored. No matter where it is placed, it doesn’t take up too much space.

Built-in stitches

The Janome 4120 QDC has 120 built-in stitches, including quilting, trim and regular stitching. In addition, it has alphabetic fonts, European, American, and Cyrillic. These letters can be combined in your sewing process, so you can customize your sewing pattern to suit your needs.

janome 4120qdc review

LCD screen and control panel

Undoubtedly, as a computerized sewing machine, the Janome 4120 QDC has an easy-to-use control panel and LCD screen. They give you more decorative stitching details and help you make incredible fine-tuning in all your stitches. With these two features, you can take more control of your work. Of course, the quality of the work you have sewn will also be even higher.

janome 4120qdc design

Speed control

The maximum sewing speed of the Janome 4120 QDC is 820spm. With the speed control slider below the LCD, you can easily control the sewing speed of the Janome 4120 QDC. In addition, the 4120QDC allows you to adjust the stitch width and length separately, 7mm and 5mm respectively.

Built-In automatic needle threader and threader cutter

The Janome 4120 QDC has a built-in automatic threader and thread cutter. This solves the problem that most people are annoyed with, threading. In addition, when you have finished the seams, you can simply use the built-in tools to get the job done, without having to pull out the scissors. This way, when the seams are finished,with a simple push of the button, you can complete the thread trimming action.

janome 4120qdc LCD

Something you need to pay attention to:

Well, speaking of this part, it actually feels that there is nothing to mention. During my time with the Janome 4120 QDC, it didn’t make a mistake. On the contrary, I enjoyed the great convenience it brought to me. This seems like a lie, but it is true.

  • Highly durable
  • A lot of built-in stitches
  • Compact body
  • Functional
  • Perform excellently in quilting
  • Use-friendly
  • Easily portable
  • Automatic needle threader
  • Automatic threader cutter
  • Low noise and highly stable
  • Abundant accessories
  • 25 years limited warranty
  • No drawback





Accessories come with the machine

4120 qdc accessories

  • Hard Cover
  • Extension Table
  • Instructional DVD
  • Zig-Zag “A” Sewing Foot
  • Overedge “C” Sewing Foot
  • Zipper “E” Sewing Foot
  • Satin Stitch “F” Sewing Foot
  • Blind Hem “G” Sewing Foot
  • 1/4” Seam “O” Sewing Foot with Guide
  • Zig-Zag “F2” Sewing Foot
  • Automatic Buttonhole “R” Sewing Foot
  • Assorted Needle Set, Spool Holder (Large)
  • Spool Holder (Small), Extra Spool Pin
  • Bobbins
  • Screwdriver
  • Lint Brush
  • Seam Ripper
  • Stitch Chart
  • Instruction Book


In my opinion, the Janome 4120 QDC is a perfect sewing machine. Whether it’s its appearance or its features, it performs very well. So, I think this is a sewing machine worth buying. When you don’t know which sewing machine to buy, choose it, and you will never be disappointed.


A video about the introduction of Janome 4120 QDC.


Read more:

Janome MB-4S Embroidery Machine Review

Brother PE500 Embroidery Machine Review