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Paper & Card Size Guide

Looking for the right sized paper or card? Our easy to use size guide will help you chose the perfect sized paper and card for your needs. The below size chart will help you understand the size you require for your latest project or creation.

Standard Paper and Card Sizes

Paper and card are organised by an 'A' system and are ordered by the largest sized first. For example A0 is the largest sized and this goes through to the smallest being A10. Our size chart below reflects this.

Size Size in mm Size in cm Size in inches
A0 841 mm x 1189 mm 84.1 cm x 118.9 cm 33.1" x 46.8"
A1 594 mm x 841 mm 59.4 cm x 84.1 cm 23.4" x 33.1"
A2 420 mm x 594 mm 42 cm x 59.4 cm 16.5" x 23.4"
A3 297 mm x 420 mm 29.7 cm x 42 cm 11.7" x 16.5"
A4 210 mm x 297 mm 21 cm x 29.7 cm 8.3" x 11.7"
A5 148 mm x 105 mm 14.8 cm x 10.5 cm 5.8" x 8.3"
A6 105 mm x 148 mm 10.5 cm x 14.8 cm 4.1" x 5.8"
A7 74 mm x 105 mm 7.4 cm x 10.5 cm 2.91" x 4.13"
A8 52 mm x 74 mm 5.2 cm x 7.4 cm 2.0" x 2.9"
A9 37 mm x 52 mm 3.7 cm x 5.2 cm 1.5" x 2.0"
A10 26 mm x 37 mm 2.6 cm x 3.7 cm 1.0" x 1.5"
SRA3 450 mm x 320 mm 45 cm x 32 cm 17.71" x 12.59"
SRA4 225 mm x 320 mm 22.5 cm x 32 cm 8.85" x 12.59"

Standard Greeting Card Sizes

The size of greetings cards and card blanks is measured by the size of the folded card. For example an A5 card blank measures 148 mm x 105 mm but is actually A4 sized when unfolded.

Size Size in mm Size in cm Size in inches
A7 74 mm x 105 mm 7.4 cm x 10.5 cm 2.91" x 4.13"
A6 105 mm x 148 mm 10.5 cm x 14.8 cm 4.1" x 5.8"
A5 148 mm x 105 mm 14.8 cm x 10.5 cm 5.8" x 8.3"
DL 99 mm x 210 mm 9.9 cm x 21 cm 3.90" x 8.26"
125mm Square 125 mm x 125 mm 12.5 cm x 12.5 cm 4.92" x 4.92"
145mm Square 145 mm x 145 mm 14.5 cm x 14.5 cm 5.70" x 5.70"

We have a huge selection of pre-creased greeting card blanks in all sizes and many different textures and finishes to make your very own greetings cards.