The Index Card 3×5 measures 76.2 mm wide by 127.0 mm tall, with a thickness of 0.2 mm. Placed next to a standard credit card (85.6 mm x 54.0 mm), the Index Card 3×5 is noticeably taller.
Compared to a standard passport book (88.0 mm x 125.0 mm), the Index Card 3×5 is narrower, making it easier to slide into a travel wallet. At just 0.2 mm thick, the Index Card 3×5 is slimmer than most pencils, meaning it disappears into a pocket without creating an obvious bulge.
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Frequently Asked Questions
The Index Card 3×5 is 76.2 mm wide, 127.0 mm tall, and 0.2 mm thick. You can see exactly how these dimensions compare to everyday objects like a credit card or passport on this page.
The Index Card 3×5 is 5.00 inches tall and 3.00 inches wide.
The Index Card 3×5 is 0.2 mm (0.01 inches) thick. This is quite slim by modern standards.
The Index Card 3×5 is 76.2 mm wide and 127.0 mm tall. It fits in most pockets but may feel snug, especially when sitting.
The Index Card 3×5 can be used one-handed, but reaching the far corner may require a slight grip shift given its 76.2 mm width.
Yes, the Index Card 3×5 (127.0 mm tall) is taller than a standard passport (125.0 mm).
No, the Index Card 3×5 is 293.0 mm shorter than the A3 Paper (127.0 mm vs 420.0 mm).
A standard credit card is 85.6 mm x 54.0 mm. The Index Card 3×5 at 76.2 mm x 127.0 mm is taller than two credit cards stacked vertically. See the full visual comparison on our compare page.
In centimeters, the Index Card 3×5 is 7.6 cm x 12.7 cm x 0.0 cm.
