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Convert byte to bit

Here you can quickly calculate how many bit fit in one byte.
  • 1 B = 8 bit
  • 1 bit = 0.125 B

Byte to bit conversion table

byte bit
1 8
2 16
5 40
10 80
20 160
50 400
100 800

Formula to convert byte to bit

To convert byte to bit, multiply by 8.

1 B = 8 bit
Example: 1 byte = 8 bit

Common mistakes

  • A byte is 8 bits, and the abbreviations differ only in letter case: lowercase b for bits (Mbit), uppercase B for bytes (MB). Broadband is sold in megabits per second while files are measured in megabytes. Mixing them up makes every figure wrong by a factor of eight.

Quick byte to/from bit conversion quiz

Score: 0

250 byte equals 2.2e+3 bit.

Correct answer: 250 byte = 2.0e+3 bit.

196 byte equals 1.72e+3 bit.

Correct answer: 196 byte = 1.57e+3 bit.

41 bit equals 5.12 byte.

Correct answer: 41 bit = 5.12 byte.

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