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International Envelope Series



The R0 paper size, a member of the ISO 216 standard, is an intriguing entity in the world of print and design. This standard, recognized globally except in North America where the ANSI series prevails, provides a systematic approach to paper sizes based on an aspect ratio of √2.

What sets R0 apart is its sheer magnitude. With dimensions measuring 841mm x 1189mm or approximately 33.1 x 46.8 inches, it's one of the largest sizes available within this standard. Its expansive surface area makes it ideal for large-scale applications such as architectural blueprints, posters, and banners.

R0 paper dimensions


View All International Envelope Series

2A046.81 x 66.221189 x 1682119 x 1683370 x 4768
A120.51 x 0.7113 x 181 x 237 x 51
4A066.22 x 93.621682 x 2378168 x 2384768 x 6741
A110.71 x 1.0218 x 262 x 351 x 74
A101.02 x 1.4626 x 373 x 474 x 105
A3+12.95 x 19.02329 x 48333 x 48933 x 1369
A1+23.98 x 35.98609 x 91461 x 911726 x 2591
A0+35.98 x 50.87914 x 129291 x 1292591 x 3662
A64.13 x 5.83105 x 14811 x 15298 x 420
A55.83 x 8.27148 x 21015 x 21420 x 595
A48.27 x 11.69210 x 29721 x 30595 x 842
A311.69 x 16.54297 x 42030 x 42842 x 1191
A91.46 x 2.0537 x 524 x 5105 x 147
A216.54 x 23.39420 x 59442 x 591191 x 1684
A82.05 x 2.9152 x 745 x 7147 x 210
A123.39 x 33.11594 x 84159 x 841684 x 2384
A72.91 x 4.1374 x 1057 x 11210 x 298
A033.11 x 46.81841 x 118984 x 1192384 x 3370

Interestingly enough, the ISO 216 standard follows a logical progression - each size is half the area of the previous one when cut parallel to its shorter sides. However, with R0 being at the apex of this series, it stands as a testament to grandeur and scale in print media.

Moreover, R0's unique proportions maintain their aspect ratio even when folded in half along their shorter side - a characteristic that ensures consistent scaling across all sizes within this series.

Whether you're looking to make an impact with large-scale designs or require ample space for detailed blueprints or diagrams; R0 offers unparalleled dimensions that cater to these needs while adhering to international standards.

Other Formats in the International Envelope Series

Interesting facts about R0

1: R0 Paper Size

R0 paper is a part of the international standard ISO 216 series, which defines the sizes of paper used globally. It measures approximately 841 x 1189 millimeters or 33.1 x 46.8 inches.

2: Origin of R0

The R0 size was introduced in Germany during the early 20th century and was initially used for technical drawings and blueprints.

3: Rarely Used

R0 paper is not commonly found in everyday printing or office use. Its large size makes it more suitable for specialized purposes such as architectural plans, engineering diagrams, or artistic posters.

4: Scaling Down from R Series

The R series of paper sizes follows a simple mathematical formula where each subsequent size is obtained by halving the longer side of the previous size. For example, to obtain an R1 sheet, you halve the longer side of an R0 sheet.

5: Similar to A0 Paper

R0 paper shares its width with A0 paper but has a slightly different height. While both have an aspect ratio of approximately √2 (1:√2), their dimensions vary due to different rounding conventions used in their respective standards.

6: Limited Availability

Due to its specialized nature and limited demand, finding pre-cut sheets or rolls of R0 paper can be challenging compared to more common sizes like A3 or Letter.

7: Custom Cutting Required

If needed, printers often have to custom cut larger sheets into R0 size from larger parent sheets or rolls, which can be time-consuming and may result in higher costs.

8: Versatile for Large Designs

R0 paper provides ample space for creating large-scale designs, allowing artists, architects, and engineers to showcase intricate details without compromising on clarity or legibility.

9: International Acceptance

The ISO 216 standard, including the R series sizes like R0, is widely accepted and used in many countries around the world. This ensures compatibility and ease of sharing documents across borders.

10: Digital Alternatives

In today's digital age, the need for physical R0 paper has decreased significantly. Many professionals now prefer working digitally using computer-aided design (CAD) software or other digital tools to create and share large-format designs.