Lockstitch comparison
JACK F6 vs MAQI Q7T: 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 Q7T
MAQI's Q7T is an electronically controlled lockstitch machine built around quiet operation — silent electronic backtack, double-knife thread trimming that leaves a short thread end, and a closed automatic oil-pan lubrication system that keeps the machine and fabric free of oil stains.
Key differences
- Series: JACK F6 — Lockstitch, direct drive; MAQI Q7T — Lockstitch, electronically controlled.
- Presser foot lift: JACK F6 — Manual, knee-operated; MAQI Q7T — Electronic, quiet and smooth.
- Lubrication: JACK F6 — Semi-dry head, oil-free; MAQI Q7T — Closed oil pan, automatic.
- Thread trimming: JACK F6 — Built-in knife, manual; MAQI Q7T — Electronic double-knife trimming, quiet and stable.
- Availability: JACK F6 — In stock; MAQI Q7T — Order on request. Call to confirm today's stock.
Specifications side by side
| Specification | JACK F6 | MAQI Q7T |
|---|---|---|
| Series | Lockstitch, direct drive | Lockstitch, electronically controlled |
| Needle | DBx1, 11-18# | — |
| Number of threads | 2 | — |
| Max stitch length | 5mm | — |
| Presser foot lift | Manual, knee-operated | Electronic, quiet and smooth |
| Max sewing speed | 5000 s.p.m. | — |
| Motor | Built-in silent, energy-saving servo motor | — |
| Lubrication | Semi-dry head, oil-free | Closed oil pan, automatic |
| Thread trimming | Built-in knife, manual | Electronic double-knife trimming, quiet and stable |
| Availability | In stock | Order on request |
| Backtack | — | Electronic needle-distance, silent backstitch |
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 Q7T if…
MAQI's Q7T is an electronically controlled lockstitch machine built around quiet operation — silent electronic backtack, double-knife thread trimming that leaves a short thread end, and a closed automatic oil-pan lubrication system that keeps the machine and fabric free of oil stains.
- Silent electronic backtack
- Double-knife thread trimming
- Closed-pan automatic lubrication
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 Q7T?
Series: JACK F6 — Lockstitch, direct drive; MAQI Q7T — Lockstitch, electronically controlled. Presser foot lift: JACK F6 — Manual, knee-operated; MAQI Q7T — Electronic, quiet and smooth. Lubrication: JACK F6 — Semi-dry head, oil-free; MAQI Q7T — Closed oil pan, automatic.
Which is better, the JACK F6 or the MAQI Q7T?
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 Q7T is described as: MAQI's Q7T is an electronically controlled lockstitch machine built around quiet operation — silent electronic backtack, double-knife thread trimming that leaves a short thread end, and a closed automatic oil-pan lubrication system that keeps the machine and fabric free of oil stains.
What is the price of the JACK F6 and the MAQI Q7T?
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.