---
title: "Credit card (ID-1) size — 85.6 × 53.98 × 0.76 mm mm"
description: "Credit card (ID-1): 85.60 × 53.98 × 0.76 mm. Full dimensions in millimetres, centimetres and inches, and what the standard actually specifies."
url: https://atoneplace.net/size/credit-card-size/
site: "At One Place"
---

# Credit card (ID-1) size

**Credit card (ID-1): 85.6 × 53.98 × 0.76 mm mm**

85.60 × 53.98 × 0.76 mm.

The ID-1 format covers bank cards, driving licences and most ID cards worldwide, which makes it the most reliably sized object most people carry. That is why it is useful as an impromptu measuring reference and as a calibration check for printed rulers. The corner radius is specified too, at 2.88 to 3.48 mm.

## The numbers

- **Millimetres:** 85.6 × 53.98 × 0.76
- **Centimetres:** 8.6 × 5.4 × 0.1
- **Inches:** 3.37 × 2.13 × 0.03
- **Defined by:** ISO/IEC 7810 ID-1

## Card sizes

| Size | Millimetres | Inches |
| --- | --- | --- |
| Business card | 85 × 55 mm | 3.35 × 2.17 |
| Credit card (ID-1) ← | 85.6 × 53.98 × 0.76 mm mm | 3.37 × 2.13 |

## Common questions

### What size is Credit card (ID-1)?

85.60 × 53.98 × 0.76 mm.

### Which standard defines Credit card (ID-1)?

ISO/IEC 7810 ID-1

## Related pages

- [Business card size](https://atoneplace.net/size/business-card-size/)

## Sources

- Official vendor product documentation — At One Place (/about/)