Lockstitch comparison
JACK JK-58450J vs JUKI DDL-8700: which lockstitch machine should you buy?
A side-by-side look at two lockstitch machines from our catalog: the specifications each one lists, where they differ, and which kind of production each suits. Both are used for wovens, garments.

JACK JK-58450J
Double-needle computerized lockstitch with auto cornering and a large sewing space — built-in presser-foot lifter, one-shaft drive.

JUKI DDL-8700
JUKI's standard 1-needle lockstitch machine, also offered as the DDL-8700-7 with an automatic thread trimmer and a new-model compact servomotor for energy saving.
Key differences
- JUKI DDL-8700 lists an automatic thread trimmer; JACK JK-58450J does not list one.
Specifications side by side
| Specification | JACK JK-58450J | JUKI DDL-8700 |
|---|---|---|
| Series | Lockstitch, double needle | — |
| Needle | DPx5, multiple gauges | — |
| Max sewing speed | Up to 3000 s.p.m. | — |
| Feature | Auto cornering, built-in presser-foot lifter | — |
| Best for | Umbrella, denim, T-shirt (chain-stitch work) | — |
| Availability | Order on request | — |
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 JK-58450J if…
Double-needle computerized lockstitch with auto cornering and a large sewing space — built-in presser-foot lifter, one-shaft drive.
- Auto cornering
- Built-in presser-foot lifter
Choose the JUKI DDL-8700 if…
JUKI's standard 1-needle lockstitch machine, also offered as the DDL-8700-7 with an automatic thread trimmer and a new-model compact servomotor for energy saving.
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 JK-58450J and the JUKI DDL-8700?
JUKI DDL-8700 lists an automatic thread trimmer; JACK JK-58450J does not list one.
Which is better, the JACK JK-58450J or the JUKI DDL-8700?
It depends on your fabric, operation and daily volume. The JACK JK-58450J is described as: Double-needle computerized lockstitch with auto cornering and a large sewing space — built-in presser-foot lifter, one-shaft drive. The JUKI DDL-8700 is described as: JUKI's standard 1-needle lockstitch machine, also offered as the DDL-8700-7 with an automatic thread trimmer and a new-model compact servomotor for energy saving.
What is the price of the JACK JK-58450J and the JUKI DDL-8700?
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.