Computerized domestic
Janome MC9450QCP — harp space & quilting specs
Computerized domestic from Janome. 11″ harp + AcuFeed dual feed — the serious-quilter Janome below the M7. Below: the claimed harp dimensions with sources, how it ranks against 30 other machines, and what to verify before buying.
Specifications
| Harp space (claimed) | 11″ × 4.7″ Awidth × height; source |
|---|---|
| Harp space (community-measured) | not yet verifiedown one? submit a measurement |
| Max speed | 1,060 SPM B |
| Dual feed / walking foot | Dual feedAcuFeed™ Flex layered-fabric feeding system (Janome's dual feed). |
| Extension table | YesExtension table included per dealer listings. |
| Stitches | 350 built-in stitches, 9 mm width |
| Frame compatible | Yes |
| Type | Computerized domestic |
All figures are manufacturer or retailer claims (graded A manufacturer, B dealer/retailer, C community). Community-measured values appear here once verified — we never substitute guesses.
How much room is that, really?
The Janome MC9450QCP's claimed 11″ harp width is wider than 13 of the 30 machines with published widths in this database (median: 11.3″). Within its class — computerized domestic — the average published width is 10.5″.
Height matters as much as width when half a quilt is rolled in the harp: at 4.7″ of claimed vertical space, expect to manage the roll carefully on bed-size quilts.
Spec note: Janome publishes an 11″ × 4.7″ workspace (11″ to the right of the needle, 15.5″ total work area).
Worth knowing
- 11″ harp + AcuFeed dual feed — the serious-quilter Janome below the M7
- Pairs with Janome/Grace hoop frames
- 9 mm stitch width, 350 stitches
Compare
FAQ
What is the harp (throat) space of the Janome MC9450QCP?
The claimed harp space is 11″ × 4.7″ — published by the manufacturer. Janome publishes an 11″ × 4.7″ workspace (11″ to the right of the needle, 15.5″ total work area).
Is the Janome MC9450QCP big enough for quilting a queen or king-size quilt?
A queen is realistic with good technique; kings are possible but demand careful rolling. 11″ of width is solidly above the domestic average.
Does the Janome MC9450QCP have dual feed or come with a walking foot?
It has a built-in dual-feed system. AcuFeed™ Flex layered-fabric feeding system (Janome's dual feed).
How fast is the Janome MC9450QCP?
Maximum published speed is 1,060 stitches per minute.
Sources
- A https://www.janome.com/the-horizon-memory-craft-9450-qcp-professional/ — 11″ throat, 15.5″ total work area
- B https://www.sewingpartsonline.com/products/janome-horizon-memory-craft-9450-qcp-computerized-sewing-machine — 11″ × 4.7″ workspace, 1,060 SPM
Spotted an error, or measured your own Janome MC9450QCP? Tell us — community measurements (with a photo of the tape measure) are how the “measured” column gets filled.