Singer Quantum 9900 Series Features Comparison Table

The main features at a glance: 9910 9920 9940
Total number of stitch programs 169 348 525
Alphabet styles with upper and lower case, numerals, and punctuation marks 1 2 3
Professional buttonhole styles 4 8 12
Exclusive SINGER- under plate one-step buttonhole system Yes Yes Yes
LCD display showing stitch details Yes Yes Yes
Stitch width up to 7 mm 20 40 60
Top drop-in bobbin for fast and easy bobbin changing Yes Yes Yes
Quick threading system Yes Yes Yes
Automatic needle threader Yes Yes Yes
Convenient thread cutter on face plate Yes Yes Yes
Snap-on presser feet Yes Yes Yes
Presser foot pressure adjustment - 3 settings for sewing of multiple fabric layers Yes Yes Yes
Optimum Power Control for full needle-piercing power at every speed Yes Yes Yes
Drop feed control for darning or free motion work Yes Yes Yes
24 needle position variations -Ideal for quilting or topstitching Yes Yes Yes
Needle up/Needle down Yes Yes Yes
Twin needle function - Halves the width of stitch patterns Yes Yes Yes
One-touch reverse sewing function Yes Yes Yes
Mirror image of utility and decorative patterns Yes Yes Yes
Sewing speed up to 900 stitches per minute Yes Yes Yes
Easy free arm/flat bed conversion Yes Yes Yes
Ergonomic work surface for easy handling of bulky sewing projects Yes Yes Yes
Horizontal spool pin Yes Yes Yes
Built-in accessory storage Yes Yes Yes
Built-in carrying handle Yes Yes Yes
Reverse image of utility and decorative patterns No Yes Yes
Pattern editing function No Yes Yes
Single pattern/continuous pattern option No Yes Yes
Stitch elongation of satin stitches (up to 5X) No Yes Yes
Center position straight stitch auto back-tack function No Yes Yes
Stitch elongation of selected utility and decorative patterns (2X) No No Yes
Pictogram operation- No text reading No No Yes
Audible and visual warning messages No No Yes
Basting function for quick piecing No No Yes
Slow sewing button - Cuts speed range in half for delicate sewing work No No Yes
Utility Stitches Stitch repertoire 9910 9920 9940
Straight stitch - The all-purpose stitch with a length of up to 5 mm and 24 needle positions Yes Yes Yes
Straight stitch with automatic back-tack at the start of each seam No Yes Yes
Basting stitch - Basting by machine, the fast way to your first fitting No No Yes
Stretch triple straight stitch - For reinforcing heavily strained seams Yes Yes Yes
Stem stitch - For outstanding topstitching Yes Yes Yes
Zigzag stitch -Indispensable for overcastting seams, appliqué and patchwork (up to 7 mm wide) Yes Yes Yes
Elastic blind hem -Invisible hem finish on stretch fabrics Yes Yes Yes
Blind hem - The fast, invisible way to secure seams. Also used as decorative finish on fine fabrics Yes Yes Yes
Multiple stitch zigzag - For overcastting knit fabrics and sewing on elastic Yes Yes Yes
Automatic button sewing - Sew on buttons in seconds Yes Yes Yes
Overedge stitch - For stretchy seams on Non-fraying materials Yes Yes Yes
Decorative overedge stitch - Sews and finishes fine, stretchy fabrics in one simple step Yes Yes Yes
Triple zigzag stitch - Highly elastic stitch, ideal for sportswear and swimsuits Yes Yes Yes
Decorative triple zigzag stitch - For decorative seams or topstitching on stretch fabrics Yes Yes Yes
Feather stitch - For joining fabric pieces with a decorative hemstitching effect Yes Yes Yes
Thorn stitch - For decorative, flat seams when joining fabric pieces Yes Yes Yes
Stretch overedge stitch - Sews and finishes elastic materials in one operation Yes Yes Yes
Open overedge stitch - Sews and finishes Non-elastic materials in one operation Yes Yes Yes
Closed overedge stitch - For overcastting and finishing knit fabrics Yes Yes Yes
Decorative elastic stitch - A beautiful, elastic seam finish for neck and sleeve bands Yes Yes Yes
Honeycomb stitch - For sewing on elastic, smocking or gathering the easy way Yes Yes Yes
Bartack program - For automatically reinforcing and securing seam ends Yes Yes Yes
Darning program - Automatic darning of holes and other damaged areas Yes Yes Yes
Decorative Stitches 9910 9920 9940
Yes Yes Yes
Yes Yes Yes
Yes Yes Yes
No No Yes
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Yes Yes Yes
Yes No No
Yes Yes Yes
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Quilt and applique stitches 9910 9920 9940
Yes Yes Yes
Yes Yes Yes
Yes Yes Yes
Yes No Yes
Heirloom stitches 9910 9920 9940
Yes Yes Yes
Yes Yes Yes
Yes Yes Yes
Yes Yes Yes
Yes Yes Yes
No Yes Yes
No Yes Yes
No Yes Yes
Alphabets 9910 9920 9940
Yes Yes Yes
No Yes Yes
No No Yes
Buttonholes 9910 9920 9940
Yes Yes Yes
Yes Yes Yes
Yes Yes Yes
Yes Yes Yes
No Yes Yes
No Yes Yes
No Yes Yes
No Yes Yes
No No Yes
No No Yes
No No Yes
No No Yes