The A3 size measures 29.7x42 cm or 11.69x16.54". A A3 format card has an aspect ratio of 99/140. The area of the A3 paper size is 1,247.4 cm² or 193.35 inch² with a perimeter of 143.4 cm or 56.46". A A3 format has a diagonal length of 51.44 cm or 20.25". The A3 format belongs to the A series.
FAQ
What series does the A3 format belong to?
The A3 format belongs to the A series
What is the size of the A3 format?
The size of the A3 format is 29.7x42 cm or 11.69x16.54"
What is the aspect ratio of the A3 format?
The aspect ratio of the A3 format is 99/140
What is the area of the A3 format?
The area of the A3 format is 1,247.4 cm² or 193.35 inch²
What is the perimeter size A3?
The perimeter of the A3 format is 143.4 cm or 56.46"
What is the diagonal size A3?
The diagonal of the A3 format is 51.44 cm or 20.25"
4A0
- Size: 168.2x237.8 cm
- Aspect ratio: 29/41
2A0
- Size: 118.9x168.2 cm
- Aspect ratio: 41/58
A0+
- Size: 91.4x129.2 cm
- Aspect ratio: 457/646
A0
- Size: 84.1x118.9 cm
- Aspect ratio: 29/41
A1+
- Size: 60.9x91.4 cm
- Aspect ratio: 609/914
A1
- Size: 59.4x84.1 cm
- Aspect ratio: 594/841
A2
- Size: 42x59.4 cm
- Aspect ratio: 70/99
A3+
- Size: 32.9x48.3 cm
- Aspect ratio: 47/69
A3
- Size: 29.7x42 cm
- Aspect ratio: 99/140
A4
- Size: 21x29.7 cm
- Aspect ratio: 70/99
A5
- Size: 14.85x21 cm
- Aspect ratio: 99/140
A6
- Size: 10.5x14.85 cm
- Aspect ratio: 70/99
A7
- Size: 7.4x10.5 cm
- Aspect ratio: 74/105
A8
- Size: 5.2x7.4 cm
- Aspect ratio: 26/37
A9
- Size: 3.7x5.2 cm
- Aspect ratio: 37/52
A10
- Size: 2.6x3.7 cm
- Aspect ratio: 26/37
A11
- Size: 1.8x2.6 cm
- Aspect ratio: 9/13
A12
- Size: 1.3x1.8 cm
- Aspect ratio: 13/18
A13
- Size: 0.9x1.3 cm
- Aspect ratio: 9/13
You might also be interested in:
Spiral binding
- Up to 600 pages
- White, black, and silver spiral options
- Durable and easy to browse
Wall Calendars - template 7 sheets
- Choose your template
- For cabinets, homes etc.
- Easy to customise!
Wallet fold leaflets
- Classic and versatile
- Three panels, a thousand uses
- Standard or custom formats
Flyers A4
- Standard Format
- Different weights
- Perfect advertising tool
Quad-fold leaflets
- Multipurpose
- Plenty of space available
- Quality and convenience
Wire-o bound books
- Up to 600 pages
- White, black, or silver spirals
- Durable and easy to browse
2026 poster calendars
- Every day under control
- Ennobling options
- A year at a glance
Black and white books
- Your book at a discounted price!
- White or ivory paper interior
- Reduced VAT for publishers on request
