Paper sizes

The most popular serie of formats is the basic serie A. These are, for example, the A3, A4, or A5 formats which we commonly encounter in magazines, workbooks, drawings, etc. Other frequently used series are serie B (B0, B1, B2, ...), serie C and D. Formats of serie C are mostly used for postal envelopes.

 Basic serie A

Paper sizes

The most popular serie of formats is the basic serie A. It is normal format dravings (A4 or A3) and workbooks (A5 or A4). Basic size of serie A jis format A0.The base A0 size of paper is defined as having an area of 1 m2 and a side ratio of 1 by 2. Successive paper sizes in the series A1, A2, A3, and so forth, are defined by halving the preceding paper size across the larger dimension. This also effectively halves the area of each sheet. The most frequently used paper size is A4 measuring 210 by 297 millimetres . See picture. Use in practice here.

 

Name Size in mm Number of sheets on 1m2 Area (m2) Size with  cutback reserve
A0 841 x 1189 mm 1 0,99995 860 x 1220 mm (RA0)
A1 841 x 594 mm 2 0,49955 610 x 860 mm (RA1)
A2 420 x 594 mm 4 0,24948 430 x 610 mm (RA2)
A3 420 x 297 mm 8 0,12474 305 x 430 mm (RA3)
A4 210 x 297 mm 16 0,06237 215 x 305 mm (RA4)
A5 210 x 148 mm 32 0,03108 152 x 215 mm (RA5)
A6 105 x 148 mm 64 0,01554 107 x 152 mm (RA6)
A7 105 x 74 mm 128 0,00777 76 x 107 mm (RA7)
A8 52 x 74 mm 256 0,00385 53 x 76 mm (RA8)

Serie B

Name Sizes v mm Area (m2)
B0 1000 x 1414 1,414
B1  1000 x 707 0,707 
B2  500 x 707  0,353
B3  500 x 353  0,176 
B4  250 x 353  0,088 
B5  250 x 176  0,044 
B6  125 x 176  0,022 
B7  125 x 88  0,011 
B8  62 x 88  0,005 

Serie C

Name Sizes v mm  Area (m2)
C0 917 x 1297 1,189
C1 917 x 648 0,594
C2 458 x 648 0,297
C3 458 x 324 0,148
C4 229 x 324 0,074
C5 229 x 162 0,037
C6 114 x 162 0,018
C7 114 x 81 0,009
C8 57 x 81 0,005

Serie D

Name Sizes v mm  Area (m2)
D0 771 x 1090 0,840
D1 771 x 545 0,420
D2 358 x 545 0,210
D3 385 x 272 0,105
D4 192 x 272 0,052
D5 192 x 136 0,026
D6 96 x 136 0,013
D7 96 x 68 0,007
D8 48 x 68 0,003

Atypical formats of envelopes

Name Sizes v mm
DL 110 x 220
C6/C5 114 x 229
C7/C6 81 x 162