Postcard at 300 dpi
1748 × 1181
Print · 3:2
| Pixel size | 1748 × 1181 px |
|---|---|
| Aspect ratio | 3:2 (1748:1181) |
| Total pixels | 2,064,388 · 2.1 MP |
| Print size at 300 dpi | 148 × 100 mm |
| Orientation | Landscape |
| Uncompressed size | 5.9 MB |
| Rough JPEG size | 504 KB |
Print assumes 300 dpi. Divide pixels by 300 for inches, then multiply by 25.4 for millimetres.
How to read this
- If the aspect ratio is wrong, the platform crops it. Matching the ratio matters more than matching the pixel count.
- Print assumes 300 dpi: divide the pixels by 300 for inches, then multiply by 25.4 for millimetres.
- On screen, dpi is irrelevant — only the pixel size counts. Dpi only means something when you print.
- Enlarging a small image makes it blurry. Start bigger than you need and scale down instead.
Frequently asked questions
Q. What size is Postcard at 300 dpi?
1748×1181 pixels, a 3:2 aspect ratio — 2,064,388 pixels in all, about 2.1 megapixels.
Q. How big is Postcard at 300 dpi when printed?
At 300 dpi it comes out 148×100 mm — the pixels divided by 300 for inches, then multiplied by 25.4.
Q. How large is a Postcard at 300 dpi file?
Uncompressed, roughly 5.9 MB; saved as JPEG, usually around 504 KB. A photograph and a flat graphic can differ several times over.
Q. What group does Postcard at 300 dpi belong to?
The print group, and it is wider than it is tall. Other sizes with the same ratio are listed below.