Size	Height (mm)	Width (mm)
4A0	2378	1682
2A0	1682	1189
A0	1189	841
A1	841	594
A2	594	420
A3	420	297
A4	297	210
A5	210	148
A6	148	105
A7	105	74
A8	74	52
A9	52	37
A10	37	26

 

Size	Height (mm)	Width (mm)
B0	1414	1000
B1	1000	700
B2	707	500
B3	500	353
B4	353	250
B5	250	176
B6	176	125
B7	125	88
B8	88	62
B9	62	44
B10	44	31

 

Size	Height (mm)	Width (mm)
C0	1297	917
C1	917	684
C2	648	458
C3	458	324
C4	324	229
C5	229	162
C6	162	114
C7	114	81
C8	81	57
C9	57	40
C10	40	28

 

Format	Size [mm]	Content Format
C6	114 × 162	A4 folded twice = A6
DL	110 × 220	A4 folded twice = 1/3 A4
C6/C5	114 × 229	A4 folded twice = 1/3 A4
C5	162 × 229	A4 folded once = A5
C4	229 × 324	A4
C3	324 × 458	A3
B6	125 × 176	C6 envelope
B5	176 × 250	C5 envelope
B4	250 × 353	C4 envelope
E4	280 × 400	B4