C4

Envelope for unfolded A4 pages.

C Envelopes / 229 x 324 mmBack to Family

Dimensions in inches and centimeters

Portrait

9.02 in x 12.76 in

22.90 cm x 32.40 cm

Landscape

12.76 in x 9.02 in

32.40 cm x 22.90 cm

Dimensions Table

Specs

Swipe to see all measurements

Orientation	Millimeters	Inches	Pixels (300 dpi)
Portrait	229 x 324	9.02 in x 12.76 in	2705 px x 3827 px
Landscape	324 x 229	12.76 in x 9.02 in	3827 px x 2705 px

Deep Dive

C4 measures 229 x 324 mm (22.90 x 32.40 cm).
Total surface area is 74,196 mm² (115.00 in²).
Approximate diagonal is 15.62 inches, useful when checking fit inside sleeves or packaging.
Designed to pair efficiently with folded and unfolded A-series documents.