This converter turns bits into bytes instantly, using the exact factor 1 bit = 0.125 bytes. Type any number and the result updates as you go — nothing is sent to a server, so the arithmetic happens entirely in your browser.
A single binary digit — the smallest unit of information. Eight bits; the addressable unit of computer memory.
Because the relationship is a simple proportion, one multiplication does the whole job. The table further down gives pre-computed values for the amounts people look up most often, and the result panel also reports the reverse conversion so you can check the figure both ways.
The formula
bits- The amount you are converting, measured in bits
0.125- The exact number of bytes in one bit
bytes- The converted result
How it works, step by step
- Enter the number of bits you want to convert.
- The value is multiplied by 0.125, the exact conversion factor.
- The result is displayed in bytes, rounded for readability.
- The unrounded value and the reverse conversion appear underneath so you can verify it.
Worked examples
Converting 5 bits
Multiply 5 by 0.125. That gives 0.625 bytes. A quick sanity check: one bit is smaller than one byte, so the number should get smaller — and it does.
Converting 72 bits
72 × 0.125 = 9 bytes. Working backwards, 9 ÷ 0.125 returns 72 bits, which confirms the factor is applied the right way round.
How to read your score
Frequently asked questions
How many bytes are in one bit?
Exactly 0.125. Every conversion on this page is that single number multiplied by your input, so the result carries no rounding error beyond what is shown.
What is the formula to convert bits to bytes?
Bytes = bits × 0.125. To reverse it, divide instead: bits = bytes ÷ 0.125, which is the same as multiplying by 8.
Is the bit bigger than the byte?
No. One bit is only 0.125 of a byte, so the byte is the larger unit.
Why does my answer differ slightly from other bits to bytes converters?
Most differences come from rounding the factor too early. This tool keeps full double precision through the calculation and only rounds at the final display step, and it also shows the unrounded value so you can see exactly where any difference appears.
What is a bit?
A single binary digit — the smallest unit of information.
What is a byte?
Eight bits; the addressable unit of computer memory.
Bits to bytes reference table
| Bits | Bytes |
|---|---|
| 0.5 b | 0.0625 B |
| 1 b | 0.125 B |
| 2 b | 0.25 B |
| 3 b | 0.375 B |
| 5 b | 0.625 B |
| 10 b | 1.25 B |
| 15 b | 1.875 B |
| 20 b | 2.5 B |
| 25 b | 3.125 B |
| 50 b | 6.25 B |
| 75 b | 9.375 B |
| 100 b | 12.5 B |
| 250 b | 31.25 B |
| 500 b | 62.5 B |
| 1000 b | 125 B |
Exact factor: 1 bit = 0.125 bytes. Values rounded for display.