Banner Size Calculator
Calculate banner sizes in mm, cm, inches, and pixels. Standard banner dimensions for web, print, and outdoor advertising.
常见 Banner 尺寸
自定义 DPI 计算器
厘米 (cm)21 × 29.7 cm
英寸 (in)8.27 × 11.69 in
像素 (px)2480 × 3508 px