---
title: "100 bit to B = 12.5 B"
description: "100 bits is 12.5 bytes. The arithmetic, a table of nearby values, and a converter for any other number."
url: https://atoneplace.net/convert/100-bits-to-bytes/
site: "At One Place"
---

# 100 bit to B

**100 bits in bytes: 100 bit = 12.5 B**

B = bit × 1/8

100 bits is 12.5 bytes. To get there, multiply by 0.125.

## Values either side

*Bits near 100, converted to bytes.*

| Bits | Bytes |
| --- | --- |
| 80 bit | 10 |
| 85 bit | 10.625 |
| 90 bit | 11.25 |
| 95 bit | 11.875 |
| 100 bit ← | 12.5 |
| 110 bit | 13.75 |
| 120 bit | 15 |
| 125 bit | 15.625 |
| 150 bit | 18.75 |

## How the conversion works

The relationship is B = bit × 1/8. Both units measure data, so the conversion is a fixed factor that never changes.

## Common questions

### What is 100 bit in bytes?

100 bit is 12.5 B.

### How do you convert bits to bytes?

Multiply by 0.125.

## Related pages

- [Bits to bytes](https://atoneplace.net/convert/bits-to-bytes/)
- [100 B to bit](https://atoneplace.net/convert/100-bytes-to-bits/)
- [80 bit to B](https://atoneplace.net/convert/80-bits-to-bytes/)
- [85 bit to B](https://atoneplace.net/convert/85-bits-to-bytes/)
- [90 bit to B](https://atoneplace.net/convert/90-bits-to-bytes/)
- [95 bit to B](https://atoneplace.net/convert/95-bits-to-bytes/)
- [110 bit to B](https://atoneplace.net/convert/110-bits-to-bytes/)
- [120 bit to B](https://atoneplace.net/convert/120-bits-to-bytes/)
- [125 bit to B](https://atoneplace.net/convert/125-bits-to-bytes/)
- [150 bit to B](https://atoneplace.net/convert/150-bits-to-bytes/)

## Sources

- Guide for the Use of the International System of Units (SP 811) — NIST (https://www.nist.gov/pml/special-publication-811) [Public domain (US Government)]
- The International System of Units (SI Brochure) — Bureau International des Poids et Mesures (https://www.bipm.org/en/publications/si-brochure)
- Calculated on this page — At One Place (/about/)