Machine review
Janome Memory Craft 6700 Professional review
Ten inches to the right of the needle and 200 stitches. Janome also publishes the height, and the height is what makes this an interesting review rather than a simple one.
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The short answer
255 x 120 mm. Janome publishes both numbers, and the second one is the story.
Janome publishes the workspace as “255 x 120 (mm)” and, on the same page, “10 inches (255mm) to the right of the needle”. So it is 10.04 in wide and 4.72 in high.
That is 47.4 square inches - the smallest opening of the four serious quilting machines on this site, despite being by some distance the widest.
Credit where it is due: Janome publishes the number
It would be easy to read the paragraph above as criticism. It is not. Janome publishes both dimensions in millimeters, unambiguously, on its own global specification page. That is more than most manufacturers in this category manage.
The reason we can tell you the 10-inch machine has the smallest opening is precisely because Janome published the height. Several machines on this site do not have a published height at all, and for those we cannot do this arithmetic for you.
Width versus opening, for the machines people cross-shop
Janome MC6700P: 10.04 x 4.72 = 47.4 sq in
Brother PQ1500SL: 8.6 x 5.7 = 49.0 sq in
Brother PQ1600S: 8.7 x 5.7 = 49.6 sq in
Juki TL-2010Q: 8.5 x 6.0 = 51.0 sq in
Ordered by advertised width, the Janome is first. Ordered by the room a rolled quilt actually gets, it is last. Both orderings come from published figures; only one of them is on the box.
What you get for the trade
Two hundred built-in stitches, and that is the point of this machine. The three machines with more opening are straight-stitch specialists - one stitch, no zigzag, no buttonhole, no decorative work.
The MC6700P is a complete general-purpose machine that happens to be unusually wide. If you make garments as well as quilts, or if this is replacing your only machine, that is worth 3.6 square inches of opening and 300 stitches per minute.
Janome publishes 1,200 stitches per minute, machine dimensions of 516 x 300 x 220 mm and a weight of 11 kg - almost exactly the same weight as the Juki, so it is equally stable at speed.
Where the ten inches genuinely helps
Width is not useless - it is just not the only thing. Where it helps most is straight-line quilting with a walking foot on a large flat quilt: the bulk sits to the right and width is what gives it somewhere to sit.
Where it helps least is dense free-motion quilting on a rolled queen, which is precisely where height binds. Which of those you do more of is the honest test for this machine.
What it upgrades from and to
From: an ordinary domestic machine at 850 spm and a narrower arm. This is a real upgrade for anyone doing everything on one machine.
To: a straight-stitch specialist as a second machine, which is the natural next step. Rather than replacing the MC6700P you keep it for garments and decorative work and add a Juki TL-2010Q or Brother PQ1600S for quilting.
Who it is not for
Anyone buying a dedicated quilting machine. If you already own something that zigzags, the 200 stitches are a duplicate and the opening and speed both go the wrong way against the specialists.
Anyone whose main problem is a queen quilt that will not fit. At 4.72 inches of height, this machine does not solve that problem - it is the wrong dimension.
The picks
The MC6700P and the machine with more opening

Janome
Janome Memory Craft 6700 Professional
Upper domestic tier
10 inches to the right of the needle and 200 built-in stitches: the widest machine here that still does everything a domestic machine does. The catch is 120 mm of height, the lowest opening in this comparison.
Skip it if: Your bottleneck is a king-size quilt rolled under the arm. Extra width does not help if the roll will not clear 4.7 in of height.
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Juki
Juki TL-2010Q
Semi-professional straight-stitch tier
8.5 in wide by 6 in high of arm space, straight stitch only, at 1,500 stitches per minute. Six inches of usable height is the number to notice: it is the most vertical room of any domestic machine in this comparison, and height is what a rolled quilt actually consumes.
Skip it if: You need decorative stitches or a buttonhole. This machine does one stitch, in one direction, extremely well, and nothing else at all.
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How this was ranked
Machines we claim to have tested: none. Everyone in this category says they tested twenty. We have not tested any, and we say so. What we did instead: built the candidate set from what Amazon actually stocks, read the published specification off each manufacturer’s own page, normalized every measurement into the same units and the same order, did the arithmetic on what each step up buys, and left every figure the maker does not publish visibly blank rather than filling it in. Every number on this page links to where it was published, so you can check the work in about five minutes.
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Questions people actually ask
Frequently asked
What is the workspace on the Janome MC6700P?
Janome publishes 255 x 120 mm, and states on the same page that this is 10 inches to the right of the needle. Converted, that is 10.04 in wide by 4.72 in high, or 47.4 square inches.
Is the Janome MC6700P good for quilting?
For straight-line quilting with a walking foot, yes - the width is genuinely useful. For dense free-motion quilting on a rolled queen, it has the smallest opening of the serious quilting machines here at 47.4 square inches, because the height is 4.72 in.
How fast is the Janome MC6700P?
1,200 stitches per minute, per Janome’s global product page. The straight-stitch specialists on this site publish 1,500.
Why does the 10-inch machine have less room than an 8.5-inch one?
Because opening is width multiplied by height. The Janome is 10.04 x 4.72 = 47.4 square inches; the Juki TL-2010Q is 8.5 x 6.0 = 51.0. The Juki is narrower and taller, and a rolled quilt runs out of height first.
MC6700P or a straight-stitch machine?
The MC6700P if it is replacing your only machine, because 200 stitches covers garments and decorative work as well. A straight-stitch specialist if you already own something that zigzags - you get more opening and 25% more speed.
Sources
Every specification on this page was read from one of these pages on 1 September 2026.