C3 Paper Size Dimensions
C3
324 x 458 mm
What is C3 paper sizes?
A C3 piece of paper measures 324 × 458 mm or 12.76 × 18.03 inches. C3 is part of the C Envelope Paper Sizes. The C series (ISO 269) is designed for envelopes. A C4 envelope fits an unfolded A4 sheet; C5 fits A5, and so on.
C3 — Units
| Units | Width × Height |
|---|---|
| Millimeters (mm) | 324 × 458 mm |
| Centimeters (cm) | 32.4 × 45.8 cm |
| Meters (m) | 0.324 × 0.458 m |
| Inches (in) | 12.76 × 18.03 in |
| Points (pt) | 918 × 1,298 pt |
| Picas (pc) | 76.5 × 108.2 pc |
| Pixels (px @300dpi) | 3827 × 5409 px |
| Pixels (px @72ppi) | 918 × 1298 px |
All C Envelope Paper Sizes →
Frequently Asked Questions
What is C3 size in inches?
C3 size in inches: 12.76 × 18.03 inches.
What is C3 size in cm?
C3 size in cm: 32.4 × 45.8 cm.
What is C3 size in mm?
C3 size in mm: 324 × 458 mm.
What is C3 size in pixels?
C3 size in pixels: 3827 × 5409 px at 300 dpi, 918 × 1298 px at 72 ppi.
What is C3 size in points?
C3 size in points: 918 × 1,298 pt.