Lockstitch comparison
JACK F6 vs MAQI Q6Ls THE-MAX: 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.

JACK F6
Direct-drive computerized lockstitch machine running up to 5000 s.p.m. on a built-in silent servo motor, with oil-free semi-dry lubrication and a built-in thread-cutting knife for shirts, wovens and uniform work.

MAQI Q6Ls THE-MAX
MAQI's Q6Ls THE-MAX is the large-sewing-space model in MAQI's THE-MAX line, built for bulkier work under the arm — dual-blade smart thread cutting with an ultra-short thread tail, and a sensorless, easy-lift knee support.
Key differences
- Series: JACK F6 — Lockstitch, direct drive; MAQI Q6Ls THE-MAX — Lockstitch, THE-MAX large sewing space.
- Thread trimming: JACK F6 — Built-in knife, manual; MAQI Q6Ls THE-MAX — Dual-blade smart cutting, ~3mm thread tail.
- Availability: JACK F6 — In stock; MAQI Q6Ls THE-MAX — Order on request. Call to confirm today's stock.
Specifications side by side
| Specification | JACK F6 | MAQI Q6Ls THE-MAX |
|---|---|---|
| Series | Lockstitch, direct drive | Lockstitch, THE-MAX large sewing space |
| Needle | DBx1, 11-18# | — |
| Number of threads | 2 | — |
| Max stitch length | 5mm | — |
| Presser foot lift | Manual, knee-operated | — |
| Max sewing speed | 5000 s.p.m. | — |
| Motor | Built-in silent, energy-saving servo motor | — |
| Lubrication | Semi-dry head, oil-free | — |
| Thread trimming | Built-in knife, manual | Dual-blade smart cutting, ~3mm thread tail |
| Availability | In stock | Order on request |
| Knee support | — | Sensorless, easy-lift |
| Sewing space | — | Boundless / oversized under-arm space |
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 F6 if…
Direct-drive computerized lockstitch machine running up to 5000 s.p.m. on a built-in silent servo motor, with oil-free semi-dry lubrication and a built-in thread-cutting knife for shirts, wovens and uniform work.
- Built-in servo motor
- Built-in thread-cutting knife
- Oil-free semi-dry head
Choose the MAQI Q6Ls THE-MAX if…
MAQI's Q6Ls THE-MAX is the large-sewing-space model in MAQI's THE-MAX line, built for bulkier work under the arm — dual-blade smart thread cutting with an ultra-short thread tail, and a sensorless, easy-lift knee support.
- Oversized sewing space
- Dual-blade smart cutting
Swami Enterprises is an authorized JACK dealer and importer. Swami Enterprises stocks MAQI 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 F6 and the MAQI Q6Ls THE-MAX?
Series: JACK F6 — Lockstitch, direct drive; MAQI Q6Ls THE-MAX — Lockstitch, THE-MAX large sewing space. Thread trimming: JACK F6 — Built-in knife, manual; MAQI Q6Ls THE-MAX — Dual-blade smart cutting, ~3mm thread tail. Availability: JACK F6 — In stock; MAQI Q6Ls THE-MAX — Order on request. Call to confirm today's stock.
Which is better, the JACK F6 or the MAQI Q6Ls THE-MAX?
It depends on your fabric, operation and daily volume. The JACK F6 is described as: Direct-drive computerized lockstitch machine running up to 5000 s.p.m. on a built-in silent servo motor, with oil-free semi-dry lubrication and a built-in thread-cutting knife for shirts, wovens and uniform work. The MAQI Q6Ls THE-MAX is described as: MAQI's Q6Ls THE-MAX is the large-sewing-space model in MAQI's THE-MAX line, built for bulkier work under the arm — dual-blade smart thread cutting with an ultra-short thread tail, and a sensorless, easy-lift knee support.
What is the price of the JACK F6 and the MAQI Q6Ls THE-MAX?
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.