RuledSheet

A6 paper size

A6 measures 105 × 148 mm (4.13 × 5.83 in), a quarter of A4. It is the postcard and pocket-notebook size.

A6
Millimetres105 × 148 mm
Centimetres10.5 × 14.8 cm
Inches4.13 × 5.83 in
PDF points (1/72 in)297.64 × 419.53 pt
Pixels at 72 dpi298 × 420 px
Pixels at 150 dpi620 × 874 px
Pixels at 300 dpi1240 × 1748 px
A5A6A7Half Letter
Drawn to the same scale.
A6 next to its neighbours
SizemminchesDifference from A6
A5148 × 2105.83 × 8.27Twice the area
A6105 × 1484.13 × 5.83—
A774 × 1052.91 × 4.13Half the area
Half Letter (Statement)139.7 × 215.95.5 × 8.5+34.7 mm wide, +67.9 mm tall
C6 envelope Holds A6, or A4 folded twice
Millimetres114 × 162 mm
Centimetres11.4 × 16.2 cm
Inches4.49 × 6.38 in
PDF points (1/72 in)323.15 × 459.21 pt
Pixels at 72 dpi323 × 459 px
Pixels at 150 dpi673 × 957 px
Pixels at 300 dpi1346 × 1913 px

What A6 is used for

  • Postcards and greeting cards
  • Pocket notebooks and index cards
  • Flyers and party invitations

Envelope

A6 cards fit a C6 envelope (114 × 162 mm). In the US, “A6” also names a 4 3/4 × 6 1/2 in invitation envelope, which is a different size.

Close US sizes

A 4 × 6 in photo card (101.6 × 152.4 mm) is close to A6 but 3.4 mm narrower and 4.4 mm taller.

Questions

How big is A6 in pixels?

1240 × 1748 px at 300 dpi and 620 × 874 px at 150 dpi.

How do I print A6 at home?

Lay out four A6 pages on an A4 sheet and cut it into quarters.