ISO long envelope
Compare C7/6C7/6 Envelope Size
C7/6 measures 81 × 162 mm (3.19 × 6.38 in). It is a long envelope between C7 and C6, sized for an A5 letter folded in three, the small-format version of DL.
inisDimensions
C7/6 measures 81 millimetres wide and 162 millimetres tall.
C7/6 Dimensions in Each Unit
C7/6 is 81 × 162 mm, which is 8.1 × 16.2 cm or 3.19 × 6.38 in. The size is set by ISO 216.
| Unit | Width | Height | Width × height | Copy |
|---|---|---|---|---|
| Millimetres (mm) | 81 | 162 | 81 × 162 mm | |
| Centimetres (cm) | 8.1 | 16.2 | 8.1 × 16.2 cm | |
| Metres (m) | 0.081 | 0.162 | 0.081 × 0.162 m | |
| Inches (in) | 3.19 | 6.38 | 3.19 × 6.38 in | |
| Feet (ft) | 0.27 | 0.53 | 0.27 × 0.53 ft | |
| Points (pt) | 230 | 459 | 230 × 459 pt | |
| Picas (pc) | 19.1 | 38.3 | 19.1 × 38.3 pc | |
| Pixels at 72 DPI | 230 | 459 | 230 × 459 px | |
| Pixels at 150 DPI | 478 | 957 | 478 × 957 px | |
| Pixels at 300 DPI | 957 | 1913 | 957 × 1913 px | |
| Pixels at 600 DPI | 1913 | 3827 | 1913 × 3827 px |
Pixel counts follow from the resolution: pixels = millimetres ÷ 25.4 × DPI. More on the DPI and pixels page.
C7/6 Shape and Area
| Aspect ratio | 1 : 2.000 |
|---|---|
| Area | 0.0131 m² · 13,122 mm² |
| Diagonal | 181.1 mm · 7.13 in |
| ISO 216 tolerance | ± 1.5 mm (81 mm side) · ± 2 mm (162 mm side) |
| Governing standard | ISO 216:2007 |
C7/6 to Scale
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Frequently Asked Questions
What size is a C7/6 envelope?
C7/6 is 81 by 162 mm, or 3.19 by 6.38 inches. It sits between C7 and C6 in size.
What fits in a C7/6 envelope?
An A5 sheet folded in three, or a small compliment slip flat.
Envelope Sizes
✓ Dimensions per ISO 216:2007; unit values derived by formula. Reviewed . Editorial Process →