Lockstitch comparison
JACK A4C vs MAQI LS0303Ft-II: 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 A4C
AI-integrated lockstitch machine running the Jack NTB control system with the Octopus "Nine-Brain" chip — direct-drive servo motor, auto thread trimmer, auto backtack and auto foot lift at up to 5000 s.p.m.
MAQI LS0303Ft-II
MAQI's LS0303Ft-II is an electronic top-and-bottom-feed lockstitch machine with stepper-motor control, silent electronic reverse stitching, nine built-in stitch patterns, voice-guided one-touch operation, and a round-knife thread trimmer.
Key differences
- JACK A4C lists an automatic thread trimmer; MAQI LS0303Ft-II does not list one.
- Series: JACK A4C — Lockstitch (A-series, AI-integrated); MAQI LS0303Ft-II — Lockstitch, electronic top-and-bottom feed.
- Motor: JACK A4C — Direct-drive integrated servo motor; MAQI LS0303Ft-II — Stepper motor control.
- Availability: JACK A4C — Order on request; MAQI LS0303Ft-II — Order on request. Call to confirm today's stock.
Specifications side by side
| Specification | JACK A4C | MAQI LS0303Ft-II |
|---|---|---|
| Series | Lockstitch (A-series, AI-integrated) | Lockstitch, electronic top-and-bottom feed |
| Needle | DBx1, 11-18# | — |
| Number of threads | 2 | — |
| Max stitch length | 5mm | — |
| Presser foot lift (hand/auto) | 13mm / 6mm | — |
| Max sewing speed | 5000 s.p.m. | — |
| Control system | Jack NTB system with Octopus "Nine-Brain" AI chip | — |
| Motor | Direct-drive integrated servo motor | Stepper motor control |
| Feed | Computerized, auto-trimmer, auto backtack, auto foot lift | — |
| Availability | Order on request | Order on request |
| Reverse stitching | — | Electronic needle pitch, silent |
| Stitch patterns | — | 9 built-in patterns |
| Operation | — | Voice navigation, one-touch |
| Thread trimmer | — | Round knife |
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 A4C if…
AI-integrated lockstitch machine running the Jack NTB control system with the Octopus "Nine-Brain" chip — direct-drive servo motor, auto thread trimmer, auto backtack and auto foot lift at up to 5000 s.p.m.
- AI Nine-Brain chip
- Auto trim, backtack & foot lift
- Direct-drive servo motor
Choose the MAQI LS0303Ft-II if…
MAQI's LS0303Ft-II is an electronic top-and-bottom-feed lockstitch machine with stepper-motor control, silent electronic reverse stitching, nine built-in stitch patterns, voice-guided one-touch operation, and a round-knife thread trimmer.
- Voice-guided one-touch operation
- Silent electronic reverse
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 A4C and the MAQI LS0303Ft-II?
JACK A4C lists an automatic thread trimmer; MAQI LS0303Ft-II does not list one. Series: JACK A4C — Lockstitch (A-series, AI-integrated); MAQI LS0303Ft-II — Lockstitch, electronic top-and-bottom feed. Motor: JACK A4C — Direct-drive integrated servo motor; MAQI LS0303Ft-II — Stepper motor control.
Which is better, the JACK A4C or the MAQI LS0303Ft-II?
It depends on your fabric, operation and daily volume. The JACK A4C is described as: AI-integrated lockstitch machine running the Jack NTB control system with the Octopus "Nine-Brain" chip — direct-drive servo motor, auto thread trimmer, auto backtack and auto foot lift at up to 5000 s.p.m. The MAQI LS0303Ft-II is described as: MAQI's LS0303Ft-II is an electronic top-and-bottom-feed lockstitch machine with stepper-motor control, silent electronic reverse stitching, nine built-in stitch patterns, voice-guided one-touch operation, and a round-knife thread trimmer.
What is the price of the JACK A4C and the MAQI LS0303Ft-II?
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.