SINGER HD6700 Review: Features, Pros, Cons, Best Comparison, FAQ

The Singer HD6700 Heavy Duty Sewing Machine stands out as a prominent heavy-duty option in the current market for sewing machines.Today you are going to know in detail about this heavy-duty sewing machine.

Let’s move on!

Whether you are a beginner or an experienced sewer, the SINGER HD6700 Heavy Duty Sewing Machine is the best choice of sewing machine for you because of its heavy-duty features.

SINGER, a venerable name in the realm of sewing, has built an enduring legacy since its establishment in 1851. Over decades, the company has consistently produced cutting-edge and dependable sewing machines, earning a well-deserved reputation. Renowned for their user-friendly features, Singer machines are a popular choice for sewing enthusiasts at all skill levels.


Below you will find the SINGER HD6700 Heavy Duty Sewing Machine Review, hand-picked by us to highlight both the good and bad points.

Review of: SINGER HD6700 Heavy Duty Sewing Machine


Our Overall Rating: 4.6 out of 5

Why is it Better?

  • Automatic needle threading for easy setup.
  • Impressive maximum sewing speed of 1,100 stitches per minute.
  • Offers 200 built-in stitches for versatility.
  • A total of 411 stitch patterns for creative projects.
  • Three needle positions for precise sewing.
  • Provides a wide range of basic, stretch, and decorative stitches.
  • A lettering font for personalized projects.
  • Includes seven one-step buttonhole styles.
  • Large and convenient product size (19.9 x 9.4 x 13.6 inches).
  • Lightweight at 16.62 pounds for easy portability.
  • Touch-button sewing features, including tie-off and speed control.
  • 10 presser feet for various sewing techniques.
  • Stainless steel bedplate for smooth fabric gliding.
  • Durable full interior metal frame.
  • Bright LED lighting for a well-lit workspace.
  • Drop feed for free-motion sewing and button attachment.
  • Clear LED screen for stitch selection and settings.
  • Quick and easy built-in needle threader.
  • Jam-free DROP&SEW Bobbin System.
  • High-end features for professional results and user convenience.
  • 25-year warranty for peace of mind.

SINGER HD6700 Heavy Duty Sewing MachineSINGER HD6700 Heavy Duty Sewing Machine

Automatic Needle Threading

One of the standout features of the SINGER HD6700 is its automatic needle threading system. Threading a sewing machine can be a tedious and time-consuming task, but with the automatic needle threading feature, the machine takes care of this for you. 

Maximum Stitches per Minute

Sewing speed is a critical factor, especially for those who want to complete projects efficiently. The SINGER HD6700 impresses with its maximum sewing speed of 1,100 stitches per minute.

Built-In Stitches

With 200 built-in stitches, the SINGER HD6700 offers an extensive selection of stitch options. These built-in stitches cater to various sewing needs and styles. 

Number of Patterns

In addition to the built-in stitches, the SINGER HD6700 provides an even more impressive 411 stitch patterns. These patterns cover a wide array of sewing techniques, including basic, stretch, and decorative stitches. 

Needle Positions

The machine offers three needle positions, allowing you to adjust the horizontal position of the needle. This customization is essential for precise sewing. You can choose from a left, center, or right needle position to suit your sewing requirements.

Wide Range of Stitches

The SINGER HD6700 is equipped with a broad spectrum of basic, stretch, and decorative stitches. This variety ensures that you can tackle a wide range of sewing projects, from simple repairs and alterations to complex creative work.

Lettering Font

One of the standout features of the SINGER HD6700 is its built-in lettering font. This feature allows you to personalize your sewing projects by adding custom words or phrases. You can create monograms, add names, or incorporate other text into your sewing work, giving it a unique and personal touch.

One-Step Buttonholes

Creating buttonholes can be a challenging task for many sewers. The SINGER HD6700 simplifies this process with its one-step buttonhole function. It includes seven one-step buttonhole styles, each designed to accommodate different button sizes and styles.


The SINGER HD6700 sewing machine is designed with convenience in mind. Its product size measures approximately 19.9 inches in length, 9.4 inches in width, and 13.6 inches in height (505 x 239 x 345 mm). This size provides a good balance between portability and workspace, making it suitable for various sewing setups.

Product Weight

Despite its robust capabilities, the SINGER HD6700 maintains a relatively lightweight design. It weighs approximately 16.62 pounds (7.5 kg). This weight is manageable and allows for easy portability, whether you’re moving the machine around your sewing space or taking it to sewing classes and events.

Tie-Off Button

For added convenience, the SINGER HD6700 includes a tie-off button. This button secures stitches at the beginning and end of a seam, preventing thread tails from unraveling. 

Programmable Needle Up/Down

The programmable needle up/down feature is another valuable addition to the SINGER HD6700. It allows you to set the needle’s stopping position, which is particularly useful when you need to make precise turns while sewing. 

Speed Control Lever

Controlling your sewing speed is made simple with the Speed Control Lever. This feature enables you to adjust the maximum speed of the machine according to your preference.

Start/Stop Button

In addition to the foot control, the SINGER HD6700 features a Start/Stop button. This button provides an alternative way to operate the machine without using the foot pedal. 

Presser Feet

The SINGER HD6700 comes with a comprehensive set of presser feet, including ten different types. These presser feet cater to a wide range of sewing techniques, allowing you to seamlessly switch between tasks. The included presser feet are as follows:

  • All-Purpose Foot
  • Zipper Foot
  • Buttonhole Foot
  • Blind Hem Foot
  • Button Sewing Foot
  • Sew Easy Foot
  • Satin Stitch Foot
  • Even Feed / Walking Foot
  • Open Toe Foot
  • Cording Foot

Having the right presser foot for your sewing technique makes a significant difference in the quality and ease of your sewing projects.

Stainless Steel Bedplate

The surface of the machine’s arm is made of stainless steel. This stainless steel bedplate provides a smooth and durable surface that allows your fabrics to glide smoothly as you sew. It minimizes friction, reduces fabric drag, and ensures consistent stitch quality.

Full Interior Metal Frame

The SINGER HD6700 is built to last. It features a full interior metal frame that enhances the machine’s durability and stability. The metal frame adds robustness to the machine, ensuring that it can handle heavy fabrics and frequent use over time.

LED Lighting

Good visibility is crucial when sewing, and the SINGER HD6700 offers excellent illumination with its LED lighting. The bright LED lights ensure that your sewing area is well-lit, reducing shadows and making it easier to work on intricate details.

Drop Feed

The drop feed mechanism is a valuable addition to this sewing machine. The feed dog gently grips the bottom fabric, helping it move through the machine smoothly. When you need to perform tasks like free-motion sewing, attaching buttons, or darning socks and pants, you can easily drop the feed dog by switching the drop feed lever.

LED Screen and Touch Button Stitch Selection

The SINGER HD6700 features an LED screen that clearly displays your selected stitch. This screen also provides settings for stitch length and width, giving you visual feedback and control over your stitch customization. 

Built-In Needle Threader

Threading your sewing machine can be a time-consuming and challenging task, but the SINGER HD6700 streamlines this process with its built-in needle threader. 

Jam-Free DROP&SEW Bobbin System

The SINGER HD6700 comes equipped with a DROP & SEW Bobbin System, ensuring that your bobbin is easy to thread and free of jams. The transparent bobbin system allows you to monitor the bobbin thread supply, so you can see when it’s time to reload without interrupting your sewing. 

If you are considering  purchasing this excellent SINGER HD6700 Heavy Duty Sewing Machine, we have also included our standard diagram of ratings and lists of pros-cons





All-Purpose Foot
: This foot is suitable for a wide range of sewing tasks, including basic stitching and construction.

Zipper Foot: The zipper foot allows you to sew in zippers with precision.

Buttonhole Foot: Use this foot for creating buttonholes in different sizes.

Blind Hem Foot: The blind hem foot helps you create invisible hems on garments.

Button Sewing Foot: This foot is designed for securely attaching buttons to your projects.

Sew Easy Foot: The sew easy foot is useful for tasks that require even stitching.

Satin Stitch Foot: Use this foot for creating beautiful satin stitches and decorative designs.

Even Feed/Walking Foot: The walking foot helps in even feeding of multiple layers of fabric and is essential for quilting and working with challenging fabrics.

Open Toe Foot: This foot provides improved visibility and is often used for decorative and decorative stitching.

Cording Foot: The cording foot is used for adding decorative cords to your projects.

Bobbin (SINGER Class 15 Transparent): The included bobbins are designed for use with this specific machine model and are transparent, making it easy to monitor your thread supply.

Large Spool Holder: The large spool holder accommodates larger thread spools.

Small Spool Holder: The small spool holder is designed for standard thread spools.

Spool Pin Felt: Spool pin felt helps to prevent thread from tangling and ensures smooth thread flow.

Auxiliary Spool Pin: An extra spool pin for holding an additional thread spool.

L-Screwdriver: This tool is handy for making adjustments and maintenance tasks on the sewing machine.

Brush / Seam Ripper: A combination tool for cleaning the machine and removing seams when necessary.

Soft Cover: The soft cover helps protect your sewing machine when it’s not in use or during transport.

Pack of Needles: Typically, a set of sewing machine needles is included to cover different fabric types and sewing tasks.


Here’s a comparison table that highlights the key features and specifications of the SINGER HD6700 and SINGER 4423 Heavy Duty sewing machines:

Feature/SpecificationSINGER HD6700SINGER 4423 Heavy Duty
Automatic Needle ThreadingYesNo
Maximum Sewing Speed (SPM)1,1001,100
Built-In Stitches20023
Total Stitch Patterns41123
Needle Positions3 (Left, Center, Right)3 (Left, Center, Right)
Lettering FontYesNo
Buttonholes7 One-Step Buttonhole Styles1 Four-Step Buttonhole
Product Dimensions (inches/mm)19.9 x 9.4 x 13.6 (505 x 239 x 345)15.5 x 6.25 x 12 (393.7 x 158.75 x 304.8)
Product Weight (pounds/kg)16.62 (7.5 kg)14.5 (6.58 kg)
Presser Feet10 Included4 Included
Stainless Steel BedplateYesYes
Full Interior Metal FrameYesYes
LED LightingYesYes
Drop Feed CapabilityYesYes
Clear LED ScreenYesNo
Built-In Needle ThreaderYesNo
Jam-Free DROP&SEW Bobbin SystemYesNo
High-End FeaturesTie-Off Button, Programmable Needle Up/Down, Speed Control, Start/Stop ButtonNone

The SINGER HD6700 offers significantly more built-in stitches and stitch patterns, making it more versatile for creative projects. It also features an automatic needle threading system, a lettering font, and additional high-end features like the tie-off button and speed control. On the other hand, the SINGER 4423 Heavy Duty is a simpler and more budget-friendly option, suitable for basic sewing tasks. Your choice between the two machines would depend on your sewing needs and preferences.


The SINGER HD6700 sewing machine offers a comprehensive set of features that cater to both novice and experienced sewers. Its automatic needle threading, extensive stitch options, one-step buttonhole styles, and user-friendly touch-button features provide convenience and versatility. The durable metal frame and stainless steel bedplate ensure longevity, while the LED lighting and clear screen enhance visibility. The ability to customize stitch positions and the presence of a lettering font add creative possibilities, making it an excellent choice for a wide range of sewing projects. Whether you’re crafting garments, quilting, or working on decorative projects, the SINGER HD6700 offers the tools and features to bring your sewing ideas to life.

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