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A Series



Belonging to the ISO 216 standard, A8 paper size is a critical component of the A-series. This series is renowned for its logical and user-friendly structure, with each subsequent size being half of its predecessor. The dimensions of an A8 sheet are 52 x 74 millimeters or approximately 2.05 x 2.91 inches.

One fascinating aspect of the A8 paper size is its perfect aspect ratio, which remains constant even when folded in half parallel to its smaller sides. This unique feature allows for seamless scaling between different sizes within the series, ensuring consistency and compatibility in various applications.

A8 paper dimensions


View All A 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

Apart from being part of the globally recognized ISO standard, A8 also finds relevance in ANSI (American National Standards Institute) series as well. In this system, it closely aligns with ANSI B size but with slight variations in dimensions.

Despite its small stature compared to other sizes in the series, A8 holds significant importance in specific contexts. It's commonly used for creating business cards, labels or small notes - applications where compactness and portability are paramount.

While it may be one of the smallest members of the ISO family, A8's unique properties make it an indispensable tool in both personal and professional realms.

Other Formats in the A Series

Interesting facts about A8

1. A8 paper is the smallest standardized paper size in the ISO 216 series.

The ISO 216 series is an international standard for paper sizes, and A8 is the smallest size in this series. It measures 52mm × 74mm or approximately 2.05 inches × 2.91 inches.

2. A8 paper is commonly used for business cards and small notes.

Due to its compact size, A8 paper is often used for printing business cards, sticky notes, or other small informational materials that need to be easily portable.

3. The aspect ratio of A8 paper is the same as all other ISO 216 sizes.

The aspect ratio of A8 paper, which means the ratio of its longer side to its shorter side, is always √2:1. This ensures that when you fold a larger sheet in half along its longer side, you get two smaller sheets with the same proportions.

4. The origin of the ISO 216 series dates back to a German mathematician's proposal in the early 20th century.

In 1922, Walter Porstmann proposed a system of standardizing paper sizes based on geometric principles and mathematical calculations. This proposal eventually led to the development of the ISO 216 series we use today.

5. The adoption of ISO standard sizes has helped reduce waste and increase efficiency in printing processes worldwide.

Prior to adopting standardized sizes like A8, printers had to deal with various non-standardized dimensions for different types of papers across different countries and regions. The introduction of ISO standard sizes simplified production processes and reduced waste by allowing printers to optimize layouts and minimize trimmings.

6. Despite being small, A8 paper can still be printed with high precision and quality.

Modern printing technologies have advanced to the point where even the smallest paper sizes like A8 can be printed with exceptional precision and quality. This allows for detailed graphics, text, and images to be reproduced accurately on such a compact medium.

7. A8 paper is not commonly used for official documents or formal correspondence.

Due to its small size, A8 paper is generally not suitable for official documents or formal correspondence. It is more commonly used for informal purposes or as a convenient way to jot down quick notes.

8. A8 paper can be easily cut from larger standard-sized sheets.

To obtain A8-sized sheets, one can simply cut them from larger standard-sized sheets following the ISO 216 series proportions. This flexibility allows for easy customization of smaller papers without requiring specialized manufacturing processes.

9. The use of A8 paper has expanded with the rise of digital devices and mobile applications.

A8-sized papers have gained popularity in recent years due to their compatibility with digital devices and mobile applications. They are often used as templates for designing user interfaces or as reference materials when creating mobile apps or websites.

10. Collecting rare editions of business cards printed on A8 paper has become a niche hobby among enthusiasts.

In certain circles, collecting unique business cards printed on rare types of papers, including A8 size, has become a niche hobby. These collectors appreciate the creativity and craftsmanship that goes into designing such small yet impactful pieces of information exchange.