Paper & Envelope Sizes UK
What Size Are "A" Paper Sizes and "C" Envelope Sizes in mm?
Sizing can be tricky for paper and evnelope sizes in the UK. We have compiled a handy list of A paper sizes with their size including bleed allowing for a 6mm bleed on all sides:
What is an A1 in mm & cm?
A1 = 841mm x 594mm including bleed that works out at 846mm x 600mm
What is an A2 in mm & cm?
A2 = 594mm x 420mm including bleed that works out 600mm x 426mm
What is an A3 in mm & cm?
A3 = 297mm x 420mm including bleed that works out 303mm x 426mm
What is an A4 in mm & cm?
A4 = 210mm x 297mm including bleed that works out 216mm x 303mm
What is an 1/3 A4 in mm & cm?
1/3 A4 = 98mm x 210mm including bleed that works out 104mm x 216mm
What is an A5 in mm & cm?
A5 = 148mm x 210mm including bleed that works out 154mm x 216mm
What is an A6 in mm & cm?
A6 = 105mm x 148mm including bleed that works out 111mm x 154mm
What is an A7 & in mm & cm?
A7 = 74mm x 105mm including bleed that works out 80mm x 111mm
What is an A8 & in mm & cm?
A8 = 52mm x 74mm including bleed that works out 58mm x 80mm
What is an A9 & in mm & cm?
A9 = 37mm x 52mm including bleed that works out 43mm x 58mm
What is an A10 & in mm & cm?
A10 = 26mm x 37mm including bleed that works out 32mm x 43mm
What size are standard business cards?
Standard business cards = 85mm x 55mm including bleed that works out 91mm x 61mm
What About Envelope Sizes? How Big Are They?
If you need an envelope size reference, we’ve got you… C sizes are paper sizes used for envelopes, designed to take ‘A’ sized paper.
C4 sized envelopes (324 x 229 mm) these are for unfolded pieces of A4 paper
C5 sized envelopes (229 x 162mm) these take an unfolded A5 piece of paper or an A4 folded in half in portrait orientation.
DL sized envelopes (220 x 110mm) these take an A5 folded in half in landscape orientation or an A4 folded into thirds like a concertina.