Overlock comparison
JACK C3c vs JUKI MO-6800S Series: which overlock machine should you buy?
A side-by-side look at two overlock machines from our catalog: the specifications each one lists, where they differ, and which kind of production each suits. Both are used for garments, wovens, knitwear.

JACK C3c
High-speed overlock machine with a servo-assisted presser-foot shear, running up to 5500 s.p.m., available in 3-, 4-, 5- and 6-thread configurations for different seam needs.

JUKI MO-6800S Series
JUKI's MO-6800S series overlock/safety-stitch machine — built for a wide range of sewing materials, with reduced operating noise and increased durability.
Key differences
- The catalog lists different roles for the two: compare the "best for" notes below and tell us your fabric and volume.
Specifications side by side
| Specification | JACK C3c | JUKI MO-6800S Series |
|---|---|---|
| Configurations | C3c-3-02/233 (3-thread) up to C3c-6-03/333 (6-thread) | — |
| Needle | #11 or #14 depending on configuration | — |
| Max sewing speed | 5500 s.p.m. | — |
| Differential ratio | 0.7-2 | — |
| Presser foot lift | 6.5mm | — |
| Dimensions | 520 x 360 x 510mm | — |
| Weight | 27.32/34.65kg | — |
Highlighted rows differ. A dash means the catalog does not list that specification for the machine; ask us and we will confirm it.
Which one fits your work?
Choose the JACK C3c if…
High-speed overlock machine with a servo-assisted presser-foot shear, running up to 5500 s.p.m., available in 3-, 4-, 5- and 6-thread configurations for different seam needs.
- Servo-assisted shear
- Smooth stitches
- Multiple thread options
Choose the JUKI MO-6800S Series if…
JUKI's MO-6800S series overlock/safety-stitch machine — built for a wide range of sewing materials, with reduced operating noise and increased durability.
Swami Enterprises is an authorized JACK dealer and importer. Swami Enterprises stocks JUKI machines as a stocking partner. Bring your own fabric to the Chanakya Place showroom and sew on both before you decide.
Questions buyers ask
What is the difference between the JACK C3c and the JUKI MO-6800S Series?
The catalog lists different roles for the two: compare the "best for" notes below and tell us your fabric and volume.
Which is better, the JACK C3c or the JUKI MO-6800S Series?
It depends on your fabric, operation and daily volume. The JACK C3c is described as: High-speed overlock machine with a servo-assisted presser-foot shear, running up to 5500 s.p.m., available in 3-, 4-, 5- and 6-thread configurations for different seam needs. The JUKI MO-6800S Series is described as: JUKI's MO-6800S series overlock/safety-stitch machine — built for a wide range of sewing materials, with reduced operating noise and increased durability.
What is the price of the JACK C3c and the JUKI MO-6800S Series?
Prices depend on the model, quantity and the day. Call +91 99713 36656 or request a quote for today's price on either machine.
Can I see both machines before buying?
Yes. Visit the showroom at Chanakya Place, New Delhi. Call +91 99713 36656 first so the team can confirm which models are on display and in stock.
Not sure which to pick?
Tell us your fabric, operation and daily volume. A specialist will recommend one, with today's price.