B4
250 mm
353 mm
What Size Is B4 Paper?
B4, part of the B Series under the B Paper Sizes group, measures 250 x 353 mm, which is 25.0 x 35.3 cm or approximately 9.84 x 13.9 inches. It follows the ISO 216 specification and has an area of approximately 0.0882 m².
B4 Paper Size Dimensions & Conversions
Paper Series
B Series
Standard
ISO 216
Width
250 mm
Height
353 mm
Area
0.0882 m²
Aspect Ratio
1:1.412
Previous Size
B3
Next Size
B5
B4 Dimensions in Different Units
| Unit | Width | Height |
|---|---|---|
| Millimeters | 250 mm | 353 mm |
| Centimeters | 25.0 cm | 35.3 cm |
| Inches | 9.84 in | 13.9 in |
| Feet | 0.82 ft | 1.16 ft |
| Meters | 0.25 m | 0.353 m |
| Points | 709 pt | 1001 pt |
| Picas | 59.1 pc | 83.4 pc |
What Is B4 Paper Used For?
Printing and Books
B series sizes sit between A sizes and are common in book printing, passports, and posters.
Design and Layout
Designers and print professionals use B4 when a layout calls for this specific format.
Reproduction and Scaling
B4 can be scaled up or down to produce related sizes in the same series.
Presentations and Displays
B4 is suitable for boards, handouts, or displays sized to this format.
Archiving and Filing
Printed materials in B4 are stored and filed using standard folders sized for this format.
Digital Reference
B4 dimensions are used as a page-size preset in design and publishing software.
Related B Series Sizes
Frequently Asked Questions
What is B4 size in inches?
B4 measures approximately 9.84 x 13.9 inches.
What is B4 size in centimeters?
B4 measures 25.0 x 35.3 cm.
What is B4 size in millimeters?
B4 measures 250 x 353 mm.
What is B4 size in pixels?
At 300 DPI, B4 is approximately 2952 x 4170 pixels.
Is B4 bigger than B5?
Yes. B4 is larger in area than B5 in the B Paper Sizes series.