Bytes to Bits Converter
Convert byte to bit instantly. Type a value below — the result updates as you type.
When you need to convert byte to bit
Data-size conversions help when checking download limits, storage capacity, backup sizes or mobile data caps, where marketing units and operating-system units don't always agree.
Typical values: 0.5 B is about 4 bit, and 100 B works out to roughly 800 bit. Because the ratio is fixed at 8, you can scale any amount linearly — doubling the bytes doubles the bits.
Drive makers count in powers of 1000 while many systems display powers of 1024, which is why advertised and reported capacities differ.
How to convert byte to bit
One byte equals 8 bits. To convert, multiply the number of bytes by 8:
bits = bytes × 8
For example, 10 bytes × 8 = 80 bits.
Bytes to bits conversion table
| Data (B) | Bits (bit) |
|---|---|
| 1 B | 8 bit |
| 2 B | 16 bit |
| 3 B | 24 bit |
| 5 B | 40 bit |
| 10 B | 80 bit |
| 20 B | 160 bit |
| 50 B | 400 bit |
| 100 B | 800 bit |
FAQ
How many bits are in a byte?
One byte = 8 bits.
How do I convert bits back to bytes?
Divide by 8, or use the bits to bytes converter.