RA4
Dimensions: 215 × 305 mm (8.46 × 12.01 in)
RA4 measures 215 × 305 mm (8.46 × 12.01 in) and belongs to the ISO 216 standard. It is commonly used for commercial printing with bleed and trim allowance.
What size is RA4 paper?
An RA4 piece of paper measures 215 × 305 mm or 8.46 × 12.01 inches. It is part of the Raw Paper Sizes standard.
| Units | Width × Height |
|---|---|
| Metric millimeters (mm) | 215 × 305 mm |
| Metric centimeters (cm) | 21.50 × 30.50 cm |
| Metric meters (m) | 0.215 × 0.305 m |
| Imperial inches (in) | 8.46 × 12.01 in |
| Typographic points (1/72 inch) (pt) | 609.45 × 864.57 pt |
| Typographic picas (1/6 inch) (pc) | 50.79 × 72.05 pc |
| Pixels at 300 DPI (px) | 2,539 × 3,602 px |
RA4 is part of the raw paper sizes standard. Raw paper sizes (SRA and RA) are slightly larger than their A-series counterparts, providing extra space for bleed, grip, and trim during commercial printing.
Quick facts
- Size (mm)215 × 305 mm
- Size (inches)8.46 × 12.01 in
- Aspect ratio1 : 1.42
- StandardISO 216
- Common useDocuments, letters, forms
Compare RA4 with other sizes
Typical uses for RA4
RA4 measures 215 × 305 mm (8.46 × 12.01 in) and is used for the following tasks.
- Commercial printing with bleed and trim allowance
- Sheet-fed press layouts
- Packaging and finishing proofs
- Imposition planning
Printer tip
Most home and office printers accept RA4 when the tray guides are moved to the matching marks and the same size is selected in the driver.
RA4 at common DPI
Pixel dimensions for RA4 at popular resolutions. Rounded to whole pixels; physical sheet remains 215 × 305 mm.
| DPI | Width (px) | Height (px) |
|---|---|---|
| 72 | 609 | 865 |
| 96 | 813 | 1,153 |
| 150 | 1,270 | 1,801 |
| 300 | 2,539 | 3,602 |
| 600 | 5,079 | 7,205 |
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215 × 305 mm (8.46 × 12.01 in)