# Credit card size (ID-1, ISO/IEC 7810)

> What size is a credit card?

- Category: Everyday objects › Cards & paper
- Kind: Modern device
- Basis: ISO/IEC 7810 ID-1 (via CardLogix)
- Page: https://xemstudio.com/objects/credit-card-size-id-1/ · JSON: https://xemstudio.com/api/geometry?object=credit-card-size-id-1 · Plain text: https://xemstudio.com/objects/credit-card-size-id-1/sheet.txt
- License: dimension sheet CC BY 4.0 (Xem Studio); linked files under their publishers' licenses
- Use in every chat: add https://xemstudio.com/mcp as a connector (https://xemstudio.com/use-with-ai/)

## Overall (mm)

| length | width | height |
|---|---|---|
| 85.6 | 53.98 | 0.76 |

**Exact dimensions.** True size, with no printing tolerance added.

## Notes

- ID-1 (credit, debit, ID, gift cards): 85.60 × 53.98 mm, corner radius 2.88–3.48 mm. Thickness 0.76 mm is the usual ISO figure (not confirmed by this source).
- The file is the card outline with the mid-range 3.18 mm corner, 0.76 mm thick.

## Sizes

| dimension | value |
|---|---|
| width | 85.60 mm (3.37 in) |
| height | 53.98 mm (2.125 in) |
| corner radius | 2.88–3.48 mm |

## Where the files are

- CardLogix: [ID-1 card (ISO/IEC 7810)](https://www.cardlogix.com/glossary/id-1-smart-card-iso7810/) — web — Publisher's page; dimensions are facts

## Free STEP/STL (1 parts, CC BY 4.0, Xem Studio)

Index: https://xemstudio.com/files/hardware/credit-card-size-id-1/index.json

- id-1-card: [STEP](https://xemstudio.com/files/hardware/credit-card-size-id-1/id-1-card.step) · [STL](https://xemstudio.com/files/hardware/credit-card-size-id-1/id-1-card.stl) — 85.60 × 53.98 × 0.76 mm, R3.18 corners

## Questions

**How big is a credit card?**

85.60 × 53.98 mm.

## Fits with

- [Credit card and ID card sizes (ISO/IEC 7810 ID-1: 85.60 × 53.98 × 0.76 mm), SIM cards, business cards](https://xemstudio.com/objects/id-cards-and-sim-cards/)
- [Mini SIM (2FF) card](https://xemstudio.com/objects/mini-sim/)
- [Micro SIM (3FF) card](https://xemstudio.com/objects/micro-sim/)
- [Nano SIM (4FF) card](https://xemstudio.com/objects/nano-sim/)