B5 Paper Size
B5 paper size measures 176 × 250 mm. The Dimensions of B5 Paper are 6.93 by 9.84 inches, 17.6 by 25.0 centimetres, 2079 by 2953 pixels at 300 DPI, and 499 by 709 points. It is half of B4. Its most common use is academic books.
B5 measures 176 millimetres wide and 250 millimetres tall.
Dimensions of B5 Paper
| Unit | Width | Height | Width × height | Copy |
|---|---|---|---|---|
| Millimetres (mm) | 176 | 250 | 176 × 250 mm | |
| Centimetres (cm) | 17.6 | 25.0 | 17.6 × 25.0 cm | |
| Metres (m) | 0.176 | 0.25 | 0.176 × 0.25 m | |
| Inches (in) | 6.93 | 9.84 | 6.93 × 9.84 in | |
| Feet (ft) | 0.58 | 0.82 | 0.58 × 0.82 ft | |
| Points (pt) | 499 | 709 | 499 × 709 pt | |
| Picas (pc) | 41.6 | 59.1 | 41.6 × 59.1 pc | |
| Pixels at 72 DPI | 499 | 709 | 499 × 709 px | |
| Pixels at 150 DPI | 1039 | 1476 | 1039 × 1476 px | |
| Pixels at 300 DPI | 2079 | 2953 | 2079 × 2953 px | |
| Pixels at 600 DPI | 4157 | 5906 | 4157 × 5906 px |
Pixel counts follow from the resolution: pixels = millimetres ÷ 25.4 × DPI. More on the DPI and pixels page.
B5 Paper Format
B5 is half of B4 and folds in half to B6. One B5 sheet tiles into 2 × B6, 4 × B7, 8 × B8. Put B5 next to another size in the comparison tool.
B5 Size in Millimeters (mm)
B5 is 176 × 250 mm (176 mm wide, 250 mm tall). Millimetres are the base unit of ISO 216, so these are the exact figures paper mills and print shops cut to. Page-setup dialogs outside the US expect ISO B-series sizes entered in mm.
B5 Size in Centimeters (cm)
B5 is 17.6 × 25.0 cm. Centimetres are the handy unit for checking a sheet against a school ruler or giving a rough size; the figure is the millimetre value divided by ten.
B5 Size in Inches
B5 is 6.93 × 9.84 inches. Inches come up when B5 is opened in US-configured software or lined up against the nearest A size. One inch is fixed at 25.4 mm.
B5 Size in Pixels
At 300 DPI B5 is 2079 × 2953 px; at 72 DPI it is 499 × 709 px. Pixel dimensions are what you type into the new-document box in Photoshop, GIMP or Figma, and they scale with the DPI you choose.
B5 in Pixels at 72 DPI (Screen)
B5 is 499 × 709 px at 72 DPI. This is the legacy screen resolution, used for on-screen mockups, web previews and wireframes where physical print size is not the point.
B5 in Pixels at 300 DPI (Print)
B5 is 2079 × 2953 px at 300 DPI. 300 DPI is the print-quality benchmark, so set an B5 canvas to this pixel count for anything going to a commercial or a good home printer.
B5 Size in Points (pt)
B5 is 499 × 709 points. Points are the unit of PDF, InDesign and LaTeX page geometry, where 72 points make one inch. A page set to 499 by 709 pt exports as B5.
B5 Shape and Area
| Aspect ratio | 1 : 1.420 (√2) |
|---|---|
| Area | 0.044 m² · 44,000 mm² |
| Diagonal | 305.7 mm · 12.04 in |
| ISO 216 tolerance | ± 2 mm each side |
| Governing standard | ISO 216:2007 |
Frequently Asked Questions
What is B5 Paper Size?
A piece of B5 paper measures 176 × 250 mm (6.93 × 9.84 in). It is one of the ISO 216 B-series sizes, made by folding B4 in half, and it folds again to make B6.
What are the Uses of B5 Paper?
B5 is used for textbooks and academic titles, notebooks and journals, trade and technical manuals.
How long is a piece of B5 paper?
B5 is 250 mm long on the longer edge and 176 mm on the shorter edge, which is 25.0 cm by 17.6 cm.
How long is B5 paper in inches?
The long edge of B5 is 9.84 inches and the short edge is 6.93 inches.
How long is a piece of B5 paper in cm?
B5 is 25.0 cm long by 17.6 cm wide.
B Paper Sizes
✓ Dimensions per ISO 216:2007; unit values derived by formula. Reviewed . Editorial Process →