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Business Cards Series



Belonging to the ISO 216 series, the Singapore paper size is a unique and intriguing standard. This international standard, adopted by Singapore among other countries, is based on an aspect ratio of √2, making it distinctively different from the North American ANSI series.

The Singapore paper size has a width of 210mm and a height of 297mm. This makes it identical in dimensions to the A4 paper size in the ISO 216 series. The choice of these dimensions isn't arbitrary; they are meticulously calculated to ensure that when a sheet is folded or cut in half along its longest side, each resulting piece retains the original aspect ratio.

Singapore paper dimensions


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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

What sets this paper size apart is its widespread use across various sectors in Singapore. From official documents to educational materials and commercial printing, this versatile format serves multiple purposes efficiently.

Interestingly enough, despite being identical to A4 in terms of dimensions, it's referred to as 'Singapore' due to its extensive usage within this specific geographical location. This nomenclature reflects how standards can be influenced by regional preferences and practices.

While seemingly ordinary at first glance, the Singapore paper size carries with it fascinating aspects related to international standards and cultural nuances. It stands as an example of how practical considerations can shape global norms while still accommodating local preferences.

Other Formats in the Business Cards Series

Interesting facts about Singapore

1: Singapore Paper Sizes

Singapore follows the ISO (International Organization for Standardization) paper size system, which means it uses the A series of paper sizes. The most commonly used size in Singapore is A4 (210mm x 297mm), which is widely used for printing documents and letters.

2: Origins of ISO Paper Sizes

The ISO paper size system was first introduced in Germany in 1922 by Dr. Walter Porstmann. It aimed to standardize paper sizes globally to facilitate international communication and document exchange.

3: A Brief History of Paper Sizes

Prior to the introduction of ISO paper sizes, different countries had their own unique systems. For example, the British used Foolscap, while the French had their own series called "Grand Aigle." The need for a standardized system led to the development of ISO paper sizes.

4: The Golden Ratio and Paper Sizes

The aspect ratio (width-to-height ratio) of ISO paper sizes is based on the golden ratio (√5 + 1)/2 ≈ 1.4142. This ratio is considered aesthetically pleasing and has been used in various art forms throughout history.

5: Enlarging or Reducing Paper Sizes

To obtain a larger or smaller size within the same series, you can simply fold or cut an existing sheet along its shorter side while maintaining its aspect ratio. For example, folding an A3 sheet gives you two A4 sheets with identical proportions.

6: Singapore's Unique Legal Size

In addition to standard ISO sizes, Singapore also uses a unique legal-size format (8.5 inches x 14 inches). This size is commonly used for legal documents, contracts, and official forms.

7: Paper Weight and GSM

GSM (grams per square meter) is the standard unit for measuring paper weight. In Singapore, common paper weights range from 70 GSM (lightweight) to 120 GSM (heavyweight), depending on the intended use.

8: Recycled Paper in Singapore

Singapore places a strong emphasis on environmental sustainability. Many printing companies in Singapore offer recycled paper options, which are made from post-consumer waste and help reduce the environmental impact of printing.

9: Specialty Papers in Singapore

Singapore's printing industry offers a wide range of specialty papers, including textured papers, metallic papers, translucent papers, and handmade papers. These unique options allow for creative and visually appealing print materials.

10: Digital Transformation of Printing

In recent years, Singapore has witnessed a shift towards digital printing technologies. This transition has led to faster turnaround times, improved print quality, and reduced costs for businesses and individuals alike.