Paper Size Reference

Complete reference chart for standard paper sizes including ISO A-series, B-series, US Letter, Legal, envelopes, and photo sizes.

204.4Kuses
9.1/10(66)
NameCategoryWidth (mm)Height (mm)Aspect Ratio
A0ISO A84111890.707
A1ISO A5948410.706
A2ISO A4205940.707
A3(common)ISO A2974200.707
A4(common)ISO A2102970.707
A5(common)ISO A1482100.705
A6ISO A1051480.709
A7ISO A741050.705
A8ISO A52740.703
B0ISO B100014140.707
B1ISO B70710000.707
B2ISO B5007070.707
B3ISO B3535000.706
B4ISO B2503530.708
B5ISO B1762500.704
Letter(common)US215.9279.40.773
Legal(common)US215.9355.60.607
Tabloid / Ledger(common)US279.4431.80.647
ExecutiveUS184.15266.70.690
Half LetterUS139.7215.90.647
Junior LegalUS127203.20.625
Government LetterUS203.2266.70.762
#10 Envelope(common)Envelope104.8241.30.434
DL EnvelopeEnvelope1102200.500
C5 EnvelopeEnvelope1622290.707
C4 EnvelopeEnvelope2293240.707
4x6" Photo(common)Photo101.6152.40.667
5x7" PhotoPhoto127177.80.714
8x10" PhotoPhoto203.22540.800
11x14" PhotoPhoto279.4355.60.786

Visual Size Comparison (not to scale)

A3
A4
A5
Letter
Legal
Tabloid / Ledger
#10 Envelope
4x6" Photo

How to Use the Paper Size Reference

  1. Browse all paper sizes or filter by category.
  2. Switch between mm, inches, or pixels.
  3. Adjust DPI for pixel dimensions (useful for design work).
  4. Click any paper size to see detailed dimensions.

Features

  • ISO A-series (A0-A8) and B-series (B0-B5)
  • US sizes: Letter, Legal, Tabloid, Executive
  • Envelope and photo sizes
  • Dimensions in mm, inches, and pixels
  • Configurable DPI for pixel calculations
  • Visual size comparison

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