
When it comes to printer paper and everyday documents, paper size plays a crucial role. Whether you’re printing a flyer or preparing professional materials, choosing the right size can make a big difference. In this article, we’ll thoroughly delve into the topic of A5 paper, its dimensions, common uses, envelope sizes, and its US equivalent.
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Definition: A5 paper dimensions
A5 paper is part of the internationally recognized A series defined by the ISO 216 standard, which is used in most countries outside of North America. The A series is based on a consistent aspect ratio of 1:√2, making it easy to scale documents up or down between sizes. This means that A5 is exactly half the size of A4, the most common printer paper size in the world.
Dimensions
The International Organization for Standardization (ISO) uses the metric system to define paper sizes under the ISO 216 standard. According to this system, A5 paper dimensions measure 14.8 × 21 cm or 148 × 210 mm, which equals 5.83 × 8.27 in, making it smaller than A4 paper dimensions.
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Envelope
International envelope sizes follow the ISO 269 standard, which means that the C series is specifically made to perfectly fit papers of the A series. As such, a C5 envelope fits an unfolded A5 paper, while a C6 envelope fits a folded A5 paper.
Uses
A5 printing is commonly utilized for the following:
- Books
- Booklets
- Brochures
- Diaries
- Flyers
- Greeting cards
- Leaflets
- Notebooks
A5 vs. Half Letter
A5 and US Half Letter are similar in size, with A5 measuring 148 × 210 mm (5.8 × 8.3 in) and Half Letter size being 140 × 215 mm (5.5 × 8.5 in). This means that A5 is slightly wider and slightly shorter than Half Letter.
FAQs
A5 paper measures 14.8 × 21 cm or 148 × 210 mm, which equals 5.83 × 8.27 in.
Yes, A5 equals half of A4. If you cut A4 paper in half, you get two A5 papers.
Half Letter is similar in size to A5 because A5 measures 5.8 × 8.3 in, while Half Letter measures 5.5 × 8.5 in.
A5 paper folded in half equals A6 paper size.