A5 size
148 × 210 mm · 5.83 × 8.27 in · 419.5 × 595.3 pt
Where it comes from
Half of A4: the A4 sheet's long side (297 mm) halves and rounds down to 148 mm — ISO 216's halve-and-floor rule.
Derived from the ISO 216 construction — no lookup required, only arithmetic.
Pixels at print resolutions
| DPI | Pixels (portrait) | Typical use |
|---|---|---|
| 72 | 420 × 595 | legacy screens |
| 96 | 559 × 794 | CSS reference |
| 150 | 874 × 1240 | everyday print |
| 300 | 1748 × 2480 | quality print |
| 600 | 3496 × 4961 | fine art / line work |