Compare Royal Octavo Dimensions
Compare Royal Octavo size (Books Paper Sizes) side-by-side with other international formats and reference objects.
Paper Sizing Converters
Royal Octavo
165 mm × 254 mm
165 mm
Letter
216 mm × 279 mm
216 mm
Credit Card
86 mm
Aspect Ratio
1 : 1.54
Primary format (Royal Octavo). Comparison aspect ratio is 1 : 1.29.
Digital Output Pixels
1950 px × 3000 px
300 DPI