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Convert bytes to bits

1 byte equals 8 bits. Enter a value below to convert instantly.

1 B
8 bit

Multiply the number of bytes by 8 to get bits. How this is calculated

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Need the other direction? Convert bit to byte →

Formula

Multiply the number of bytes by 8 to get bits.

Step by step

  1. Start with 1 B.
  2. Multiply by the conversion factor 8.
  3. 1 × 8 = 8 bit.

Bytes to Bits conversion table

Bytes (B) Bits (bit)
1 8
2 16
5 40
10 80
50 400
100 800
500 4,000
1,000 8,000

Convert Byte to other data storage units

1 B expressed in every other data storage unit on this site.

  • Bit bit 8
  • Nibble nibble 2
  • Kilobit kbit 0.008
  • Megabit Mbit 0.000008
  • Gigabit Gbit 8e-9
  • Terabit Tbit 8e-12
  • Petabit Pbit 8e-15
  • Exabit Ebit 8e-18
  • Kibibit Kibit 0.0078125
  • Mebibit Mibit 0.0000076293945
  • Gibibit Gibit 7.4505806e-9
  • Kilobyte KB 0.001
  • Megabyte MB 0.000001
  • Gigabyte GB 1e-9
  • Terabyte TB 1e-12
  • Petabyte PB 1e-15
  • Exabyte EB 1e-18
  • Zettabyte ZB 1e-21
  • Yottabyte YB 1e-24
  • Kibibyte KiB 0.0009765625
  • Mebibyte MiB 9.5367432e-7
  • Gibibyte GiB 9.3132257e-10
  • Tebibyte TiB 9.094947e-13
  • Pebibyte PiB 8.8817842e-16
  • Exbibyte EiB 8.6736174e-19
  • Zebibyte ZiB 8.4703295e-22
  • Yobibyte YiB 8.2718061e-25
  • Word (16-bit) word 0.5
  • Double Word (32-bit) dword 0.25
  • Quad Word (64-bit) qword 0.125
  • Block block 0.001953125
  • Floppy Disk (3.5", HD) FD 1.44MB 6.781684e-7
  • Floppy Disk (3.5", DD) FD 720KB 0.0000013563368
  • Floppy Disk (3.5", ED) FD 2.88MB 3.390842e-7
  • Floppy Disk (5.25", DD) FD 360KB 0.0000027126736
  • Floppy Disk (5.25", HD) FD 1.2MB 8.1380208e-7
  • Zip 100 Zip 100 9.9569985e-9
  • Zip 250 Zip 250 3.98978e-9
  • Jaz 2 GB Jaz 2GB 4.6566129e-10
  • CD (74 minute) CD 650MB 1.4671913e-9
  • CD (80 minute) CD 700MB 1.3623919e-9
  • DVD (1 layer, 1 side) DVD 4.7GB 2.1276596e-10
  • DVD (2 layer, 1 side) DVD 8.5GB 1.1764706e-10
  • DVD (1 layer, 2 side) DVD 9.4GB 1.0638298e-10
  • DVD (2 layer, 2 side) DVD 17GB 5.8823529e-11
  • Blu-ray (single layer) BD 25GB 4e-11

About the byte

The byte (B) is a Other unit of data storage.

About the bit

The bit (bit) is a Other unit of data storage.

Where this conversion is used

Converting bytes to bits comes up when sizing drives, files, backups, and memory. Decimal units (KB, MB, GB) and binary units (KiB, MiB, GiB) differ, which is why a labeled drive shows less space in your operating system.

Related conversions

Frequently asked questions

How many bits are in a byte?

One byte equals 8 bits.

How do you convert bytes to bits?

Multiply the number of bytes by 8 to get bits.

What is 1 bit in bytes?

One bit equals 0.125 bytes.

When would I convert bytes to bits?

This conversion is common when sizing drives, files, backups, and memory.

Conversion factors are based on internationally agreed unit definitions. See our methodology and sources for details on how these values are verified.