Art Dimensions Converter
Convert paper sizes & canvas formats to inches, cm, mm, and pixels instantly
Professional art dimensions converter for artists, designers, and printmakers. Convert between A-series paper (A0-A10), B-series, US Letter sizes, and 25+ canvas formats. Features include DPI calculator, aspect ratio checker, golden ratio detection, and social media preset sizes for Instagram, Facebook, YouTube, and more.
Input Dimensions
Converted Results
📏 Dimensions
Millimeters:
210 × 297 mm
Centimeters:
21.0 × 29.7 cm
Inches:
8.27 × 11.69 in
Pixels:
2480 × 3508 px
📐 Aspect Ratio & Format
Aspect Ratio:
1.41:1
Standard Format:
√2 (ISO 216)
Closest Match:
A4
A4
📄 Standard Paper Sizes
🎨 Canvas Sizes
📱 Social Media Sizes
📥 Download Reference Charts
Get printable PDF charts for your studio or office