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Convert Bits to Bytes

1 bit = 0.125 bytes. Multiply the number of bits by 0.125.

Result
0.125

1 b = 0.125 B

Multiply the number of bits by 0.125.

Results are rounded for display. Double-check values for critical work.

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Popular data storage conversions

Bits to Bytes table

BitsBytes
1 b0.125 B
2 b0.25 B
3 b0.375 B
4 b0.5 B
5 b0.625 B
10 b1.25 B
20 b2.5 B
25 b3.125 B
50 b6.25 B
100 b12.5 B
500 b62.5 B
1000 b125 B

Bits to Bytes in your head

Divide by 8.

That is exact for everyday purposes.

10 b → 1.25 B in your head, 1.25 B exactly.

About these units

The bit (b) is a specialist or regional unit of data storage, equal to 0.125 bytes.

The byte (B) is a specialist or regional unit of data storage.

Going the other way, 1 byte = 8 bits. Storage has two competing definitions: drive makers count a gigabyte as 1,000,000,000 bytes, while operating systems often show gibibytes of 1,073,741,824 bytes. That 7% gap is why a '1 TB' drive shows up as 931 GB. Both families are included below so you can compare them directly.

Frequently asked

How many bytes are in a bit?
1 bit = 0.125 bytes.
How do you convert bits to bytes?
Multiply the number of bits by 0.125.
What is 10 b in B?
10 b = 1.25 B.

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