Janome 4120QDC-G Computerized Sewing and Quilting Machine with Extension Table Add to Cart for Special Pricing!

The Janome 4120QDC-G is a full-size Janome computerized machine that comes ready to quilt. The box includes Janome's quilting kit (walking foot with quilting guide, 1/4" seam foot, open-toe foot and darning foot), a large extension table and a hard cover. It also has 120 stitches, seven one-step buttonholes and a 7 mm stitch width for garments and home décor, all in Janome's grapevine color.

Who the 4120QDC-G is for

• Beginner and intermediate quilters who want the walking foot, 1/4" foot and extension table in the box
• Garment sewists who make buttonholes often (7 one-step styles)
• Sewists who like push-button conveniences: start/stop, locking stitch, needle-down default and a built-in thread cutter
• Anyone who carries a machine to classes or retreats (hard cover, 14.3 lb)

Not the best fit if you need

• Space for large quilts. The workspace is 6.8 x 4.5 in
• Embroidery. This is a sewing-only machine
• Automatic thread tension. Tension is set manually

Standout features

• Quilting kit in the box: Janome's Quilting Attachment Kit LS has a walking foot with quilting guide, 1/4" seam foot, open-toe foot, darning foot and cloth guide.
• Large extension table and hard cover: both included, per Janome.
• 7 one-step buttonholes: with the automatic buttonhole foot.
• Hands-free sewing: the start/stop button and speed slider let you sew without the foot control.
• Top-loading full rotary hook: drop the bobbin in from the top.
• Needle-down default: the needle stops down so you can pivot at corners and seams.
• 7 mm stitch width and stitch pattern memory: for satin, decorative stitches and lettering.

4120QDC-G specifications

What's in the box

• Bonus Quilting & Precision Foot Pack:

  • Walking foot with quilting guide
  • 1/4" seam foot
  • Open-toe foot
  • Darning foot
  • Cloth guide

• Machine accessories and feet:

  • Large extension table
  • Hard cover
  • Presser feet: zig-zag A, overedge C, zipper E, satin stitch F, blind hem G, automatic buttonhole R
  • Instructional DVD and instruction book
  • Stitch chart
  • Assorted needle set
  • Bobbins
  • Spool holders (large and small)
  • Screwdriver
  • Lint brush
  • Seam ripper
  • Foot control

Janome lists the quilting kit as a standard accessory for this model.

Why Customers Love This Machine

• Complete Quilting Setup Included: No hidden costs or extra add-ons required. This package arrives fully equipped with a rigid extra-wide extension table, a premium walking foot, and exact seam guides to support dense, heavy quilt sandwiches right out of the box.

• Flawless Feed Control: Whether handling multiple layers of slippery satin, stretchy activewear knits, or stiff denim seams, the combination of the SFS+ feed dogs and adjustable presser foot pressure ensures your stitches lay perfectly flat without bunching.

• Travel-Ready Protection: The compact free-arm frame pairs perfectly with a heavy-duty, protective hard cover, making it safe and easy to transport to local quilting guilds, sewing classes, and craft retreats.

Frequently asked questions

Is the walking foot included?

Yes. Janome lists the Quilting Attachment Kit LS as a standard accessory for the 4120QDC-G. It contains a walking foot with quilting guide, a 1/4" seam foot, an open-toe foot, a darning foot and a cloth guide.

How much room is there for quilting?

Janome lists the workspace at 6.8 in wide by 4.5 in high. The included large extension table supports the quilt around the needle.

Which bobbins does it use?

Janome's instruction book says to use bobbins marked with a "J". The machine has a top-loading full rotary hook.

Can I sew without the foot control?

Yes. The start/stop button runs the machine and the speed slider sets the pace, per Janome.

Can I change the needle stop position?

Yes. The needle stops down by default for pivoting, and the needle up/down button lets you change it.

Can it sew letters?

Yes. The 120 built-in stitches include an alphabet, and stitch pattern memory lets you combine characters.

Manual, guides and troubleshooting

• 4120QDC-G instruction manual (PDF download)
• Best sewing machines for quilting beginners
• Best Janome sewing machines for beginners
• Walking foot vs built-in dual feed
• The scant 1/4" seam and why blocks finish small
• Bobbin sizes explained
• Fixing tension problems
• Thread bunching under fabric