Toolman

A6 vs Mass Market

A6Mass Market
Millimetres105 × 148107.95 × 174.5
Inches4.13 × 5.834.25 × 6.87
Centimetres10.5 × 14.810.8 × 17.5
Aspect ratio1:1.411:1.62
Area155.4 cm²188.4 cm²

Which is bigger

Mass Market, by 21.2% in area. Mass Market is 3 mm wider than A6. Mass Market is 26.5 mm taller.

Printing one on the other

A A6 page fits inside Mass Market whole — print it at 100% and you get a 1.5 mm border down each side and 13.3 mm top and bottom.

You wantSet the print scale toLeaves
A6 artwork on Mass Market paper102.8%0 × 22.3 mm margin
Mass Market artwork on A6 paper84.8%13.4 × 0 mm margin

These are the numbers for the "custom scale" box in a print dialog. "Fit to page" computes the same thing, but knowing the figure tells you in advance whether the result will look deliberate or accidental.

Why the shapes matter

The proportions differ: A6 is 1:1.41 and Mass Market is 1:1.62. That difference is why a layout moved between them never quite lines up — scale it to fit one edge and the other is left with 22.3 mm of unwanted margin.

Frequently asked questions

What is the difference between A6 and Mass Market?

A6 is 105 × 148 mm and Mass Market is 107.95 × 174.5 mm. Mass Market is the larger of the two by 21.2% in area.

Can I print A6 on Mass Market?

Yes, at 100% — A6 is smaller on both edges, so it lands inside Mass Market with a border all round.

Which is bigger, A6 or Mass Market?

Mass Market — 107.95 × 174.5 mm against 105 × 148 mm, which is 21.2% more area.

A6 in full · Mass Market in full · All size comparisons · All paper sizes