Print Size Guide: Standard Print and Poster Sizes in cm and Inches

Looking for a standard print size? Here are the most common print and poster sizes in centimeters and inches, followed by a quick guide to choosing the right one for your wall.

Standard print sizes (A series)

Size Centimeters Inches
A4 21 × 29.7 cm 8.3 × 11.7 in
A3 29.7 × 42 cm 11.7 × 16.5 in
A2 42 × 59.4 cm 16.5 × 23.4 in
A1 59.4 × 84.1 cm 23.4 × 33.1 in
A0 84.1 × 118.9 cm 33.1 × 46.8 in

Each A size is exactly half the one above it, so they all share the same shape. A design that looks right at A4 looks the same at A0.

Common poster and frame sizes

Metric size Inches Closest US size
30 × 40 cm 11.8 × 15.7 in 12 × 16 in
40 × 50 cm 15.7 × 19.7 in 16 × 20 in
50 × 70 cm 19.7 × 27.6 in 20 × 28 in
60 × 90 cm 23.6 × 35.4 in 24 × 36 in
70 × 100 cm 27.6 × 39.4 in 28 × 40 in

In the US, the most common ready-made frame sizes are 8 × 10, 11 × 14, 16 × 20, 18 × 24 and 24 × 36 inches.

At The Hue Map, our world map wall art and city map prints are printed in A-series sizes from A4 up to A0, framed or unframed. Our custom map prints come in sizes from A4 up to 70 × 100 cm.

Which size for which wall?

A simple rule: a print should span about two-thirds of the width of the furniture below it, with its center at eye level, roughly 145 cm (57 in) from the floor.

Where Size that works Why
Above a sofa 70 × 100 cm or A0, landscape A large wall needs one confident piece
Above a bed 60 × 90 cm or 70 × 100 cm, landscape Wide enough to balance the headboard
Over a desk A3 or A2 Readable up close without crowding the space
Hallway or narrow wall A3 or A2, portrait Tall shapes suit tight spaces
Gallery wall A mix of A4 and A3 Small sizes are easy to arrange in groups
Nursery or kids' room A3 or A2 Big enough to see detail from across the room

 

Different size options for the watercolour world map wall art.

A quick word on shape

Size is only half the story; shape matters when you buy a frame. A-series prints have a ratio of about 1:1.41. Other common shapes are 2:3 (such as 24 × 36 in), 3:4 (30 × 40 cm) and 4:5 (40 × 50 cm, 16 × 20 in). A print only fits a frame with the same shape, so check both before you buy.

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