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ISO A series (ISO 216) · member 10

A10 Paper Size

Compare A10

A10 paper size measures 26 × 37 mm. The Dimensions of A10 Paper are 1.02 by 1.46 inches, 2.6 by 3.7 centimetres, 307 by 437 pixels at 300 DPI, and 74 by 105 points. It is half of A9. Its most common use is stamps.

inisDimensions 26 × 37 mm

A10 measures 26 millimetres wide and 37 millimetres tall.

Dimensions of A10 Paper

UnitWidthHeightWidth × heightCopy
Millimetres (mm)263726 × 37 mm
Centimetres (cm)2.63.72.6 × 3.7 cm
Metres (m)0.0260.0370.026 × 0.037 m
Inches (in)1.021.461.02 × 1.46 in
Feet (ft)0.090.120.09 × 0.12 ft
Points (pt)7410574 × 105 pt
Picas (pc)6.18.76.1 × 8.7 pc
Pixels at 72 DPI7410574 × 105 px
Pixels at 150 DPI154219154 × 219 px
Pixels at 300 DPI307437307 × 437 px
Pixels at 600 DPI614874614 × 874 px

Pixel counts follow from the resolution: pixels = millimetres ÷ 25.4 × DPI. More on the DPI and pixels page.

A10 Paper Format

A1026 × 37 mmA926 mm37 mm
A10 is exactly half of A9. Fold A9 across its long side and nothing is trimmed.

A10 is half of A9, the smallest in the A Paper Sizes. Put A10 next to another size in the comparison tool.

A10 Size in Millimeters (mm)

A10 is 26 × 37 mm (26 mm wide, 37 mm tall). Millimetres are the base unit of ISO 216, so these are the exact figures paper mills and print shops cut to. Page-setup dialogs outside the US expect ISO A-series sizes entered in mm.

A10 Size in Centimeters (cm)

A10 is 2.6 × 3.7 cm. Centimetres are the handy unit for checking a sheet against a school ruler or giving a rough size; the figure is the millimetre value divided by ten.

A10 Size in Inches

A10 is 1.02 × 1.46 inches. Inches come up when A10 is opened in US-configured software or compared with Letter and Legal. One inch is fixed at 25.4 mm.

A10 Size in Pixels

At 300 DPI A10 is 307 × 437 px; at 72 DPI it is 74 × 105 px. Pixel dimensions are what you type into the new-document box in Photoshop, GIMP or Figma, and they scale with the DPI you choose.

A10 in Pixels at 72 DPI (Screen)

A10 is 74 × 105 px at 72 DPI. This is the legacy screen resolution, used for on-screen mockups, web previews and wireframes where physical print size is not the point.

A10 in Pixels at 300 DPI (Print)

A10 is 307 × 437 px at 300 DPI. 300 DPI is the print-quality benchmark, so set an A10 canvas to this pixel count for anything going to a commercial or a good home printer.

A10 Size in Points (pt)

A10 is 74 × 105 points. Points are the unit of PDF, InDesign and LaTeX page geometry, where 72 points make one inch. A page set to 74 by 105 pt exports as A10.

A10 Shape and Area

Aspect ratio1 : 1.423 (√2)
Area0.000962 m² · 962 mm²
Diagonal45.2 mm · 1.78 in
ISO 216 tolerance± 1.5 mm each side
Governing standardISO 216:2007

Frequently Asked Questions

What is A10 Paper Size?

A piece of A10 paper measures 26 × 37 mm (1.02 × 1.46 in). It is one of the ISO 216 A-series sizes, the smallest in the series, exactly half of A9.

What are the Uses of A10 Paper?

A10 is used for micro-labels and stamp-scale printing.

How long is a piece of A10 paper?

A10 is 37 mm long on the longer edge and 26 mm on the shorter edge, which is 3.7 cm by 2.6 cm.

How long is A10 paper in inches?

The long edge of A10 is 1.46 inches and the short edge is 1.02 inches.

How long is a piece of A10 paper in cm?

A10 is 3.7 cm long by 2.6 cm wide.

A Paper Sizes

Dimensions per ISO 216:2007; unit values derived by formula. Reviewed . Editorial Process →