ISO 216 — A series
A5 size
148 × 210 mm
5.83 × 8.27 in · 14.8 × 21 cm
A5 measures 148 × 210 mm (14.8 × 21 cm; 5.83 × 8.27 in). At 300 DPI that is 1748 × 2480 pixels.
Millimetres
148 × 210 mm
Centimetres
14.8 × 21 cm
Inches
5.83 × 8.27 in
Points (pt)
420 × 595 pt
A5 in pixels
| DPI | Pixels (portrait) | Typical use |
|---|---|---|
| 72 | 420 × 595 | Legacy screen standard, PDF points |
| 96 | 559 × 794 | Screens, CSS pixels |
| 150 | 874 × 1240 | Everyday printing |
| 300 | 1748 × 2480 | Print quality |
Adjacent sizes
FAQ — A5
What size is A5 in centimetres?
A5 is 14.8 × 21 cm (148 × 210 mm) in portrait orientation.
How many pixels is A5?
It depends on the resolution: at 300 DPI (print) A5 is 1748 × 2480 pixels; at 96 DPI (screen) it is 559 × 794 pixels.
How is the A series defined?
Every ISO 216 A-series size has a √2 ≈ 1:1.414 aspect ratio. Each size is half the previous one: fold A4 in half and you get A5. That is why documents scale between sizes without distortion.
What is A5 used for?
Notebooks, flyers, books, planners.