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A8 vs Business Card (US)

A8Business Card (US)
Millimetres52 × 7450.8 × 88.9
Inches2.05 × 2.912 × 3.5
Centimetres5.2 × 7.45.1 × 8.9
Aspect ratio1:1.421:1.75
Area38.5 cm²45.2 cm²

Which is bigger

Business Card (US), by 17.4% in area. A8 is 1.2 mm wider than Business Card (US). Business Card (US) is 14.9 mm taller.

Printing one on the other

Neither sheet fits inside the other at full size: A8 is the wider of the two while Business Card (US) is the taller, so each overruns the other on one edge. Whichever way you go, something has to scale or crop.

You wantSet the print scale toLeaves
A8 artwork on Business Card (US) paper97.7%0 × 16.6 mm margin
Business Card (US) artwork on A8 paper83.2%9.7 × 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: A8 is 1:1.42 and Business Card (US) is 1:1.75. 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 16.6 mm of unwanted margin.

Frequently asked questions

What is the difference between A8 and Business Card (US)?

A8 is 52 × 74 mm and Business Card (US) is 50.8 × 88.9 mm. Business Card (US) is the larger of the two by 17.4% in area.

Can I print A8 on Business Card (US)?

Not at full size. Scale it to 97.7% and it fits inside Business Card (US) with 0 × 16.6 mm to spare.

Which is bigger, A8 or Business Card (US)?

Business Card (US) — 50.8 × 88.9 mm against 52 × 74 mm, which is 17.4% more area.

A8 in full · Business Card (US) in full · All size comparisons · All paper sizes