C8 Paper Size
57 x 81 mm
What is C8?
A C8 sheet of paper measures 57 × 81 mm, which equals 2.24 × 3.19 inches or 673 × 957 pixels at 300 DPI.
C8 — All Units
| Units | Width × Height |
|---|---|
| Metric | |
| mm — Millimeter | 57 × 81 |
| cm — Centimeter | 5.7 × 8.1 |
| dm — Decimeter | 0.57 × 0.81 |
| m — Meter | 0.057 × 0.081 |
| km — Kilometer | 0.000057 × 0.000081 |
| µm — Micrometer | 57,000 × 81,000 |
| nm — Nanometer | 57,000,000 × 81,000,000 |
| Imperial | |
| in — Inch | 2.24 × 3.19 |
| ft — Foot | 0.187 × 0.266 |
| yd — Yard | 0.0623 × 0.0886 |
| mi — Mile | 0.000035 × 0.00005 |
| nmi — Nautical Mile | 0.000031 × 0.000044 |
| hand — Hand | 0.561 × 0.797 |
| bc — Barleycorn | 6.7323 × 9.5669 |
| Typography | |
| pt — Point (PostScript) | 161.6 × 229.6 |
| pc — Pica (PostScript) | 13.465 × 19.134 |
| twip — Twip | 3,231.5 × 4,592.13 |
| Didot pt — Point (Didot) | 151.607 × 215.442 |
| Didot pc — Pica (Didot) | 12.634 × 17.953 |
| cicero — Cicero | 12.634 × 17.953 |
| Digital / Pixel | |
| css px — CSS Pixel (96 PPI) | 215.4 × 306.1 |
| px@72 — Pixel @ 72 PPI | 161.6 × 229.6 |
| px@96 — Pixel @ 96 PPI | 215.4 × 306.1 |
| px@150 — Pixel @ 150 PPI | 336.6 × 478.3 |
| px@300 — Pixel @ 300 PPI (print) | 673.2 × 956.7 |
| px@600 — Pixel @ 600 PPI (high-res) | 1,346.5 × 1,913.4 |
| px@1200 — Pixel @ 1200 PPI (ultra) | 2,692.9 × 3,826.8 |
| Relative Typography | |
| em — Em (12pt base) | 13.465 × 19.134 |
| en — En (12pt base) | 26.929 × 38.268 |
| Area | 4617 mm² |
| Aspect ratio | 1 : 1.4211 |
US Envelope Paper Sizes — View all →
Frequently Asked Questions
What is C8 in inches?
C8 = 2.24 × 3.19 in
What is C8 in millimeters?
C8 = 57 × 81 mm
What is C8 in centimeters?
C8 = 5.7 × 8.1 cm
What is C8 in pixels at 300 DPI?
C8 = 673 × 957 px @300 DPI