International 1:√2 paper and poster dimensions used in the UK, EU, Australia, and Japan.
| Format Name | Inches | cm / mm | Ratio | 300 DPI Pixels | 150 DPI Pixels | Typical Use |
|---|---|---|---|---|---|---|
| ISO A4 | 8.27×11.69" | 21.0×29.7 cm (210×297 mm) | 1:1.414 | 2480×3508 px | 1240×1754 px | Document print, small framed certificate |
| ISO A3 | 11.69×16.54" | 29.7×42.0 cm (297×420 mm) | 1:1.414 | 3508×4960 px | 1754×2480 px | Small art poster, portfolio plate |
| ISO A2 | 16.54×23.39" | 42.0×59.4 cm (420×594 mm) | 1:1.414 | 4960×7016 px | 2480×3508 px | Medium international gallery poster |
| ISO A1 | 23.39×33.11" | 59.4×84.1 cm (594×841 mm) | 1:1.414 | 7016×9933 px | 3508×4967 px | Large retail & academic conference poster |
| ISO A0 | 33.11×46.81" | 84.1×118.9 cm (841×1189 mm) | 1:1.414 | 9933×14043 px | 4967×7022 px | 1 square meter exhibition & architectural sheet |
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Everyday photo prints, 4×6 to 24×36 enlargements, and tabletop frames.
Best for: Standard photo enlargements (4×6, 5×7, 8×10, 11×14, 16×20) and gift orders.
Choose 8.27×11.69 on their site after you open the link.
Checked 2026-11-01
Fast U.S. stretched photo canvases in standard & custom wall sizes.
Best for: Homeowners printing phone or camera photos on 0.75" or 1.5" gallery wrap.
Checked 2026-11-03
Artist-designed peel-and-stick wall murals, art prints, and gallery frames.
Best for: Room-scale wall murals, botanical/retro/kids themes, and independent artist prints.
Checked 2026-11-01
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