SizeKit reference
RD3 Size
Find RD3 size in mm, cm, inches, pixels, and common DPI values.
Immediate answer
RD3 at a glance
Use these defaults for quick design, print, or layout decisions.
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Use RD3 for
Choose the page path based on the next decision, not on calculator settings.
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RD3 key dimensions
The same values in compact cards for scanning.
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More China sizes
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RD3 pixel table
Common DPI values for designers and print workflows. Use the bottom calculator bar for custom DPI or orientation.
| DPI | Portrait pixels | Landscape pixels |
|---|---|---|
| 72 DPI | 774 x 1114 px | 1114 x 774 px |
| 96 DPI | 1032 x 1485 px | 1485 x 1032 px |
| 150 DPI | 1612 x 2321 px | 2321 x 1612 px |
| 300 DPI | 3224 x 4642 px | 4642 x 3224 px |
| 600 DPI | 6449 x 9283 px | 9283 x 6449 px |
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Formula
SizeKit uses a transparent rounding rule.
pixels = round((millimeters / 25.4) x DPI). Inches = millimeters / 25.4.
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FAQ
Quick answers for this paper size.
What is RD3 size in inches?
RD3 is 10.75 x 15.47 in when rounded to two decimals.
What is RD3 at 300 DPI?
RD3 at 300 DPI is 3224 x 4642 px.
Can I switch to landscape?
Yes. Use the bottom calculator and choose landscape to swap width and height.
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Related sizes
Compare nearby sizes before choosing a layout.
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