Bytes to Bits
Type a value in Bytes and get the result in Bits, calculated exactly.
1 Bytes = 8 Bits
Precision
Exact factorThis result is exact.
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Formula
bit = B × 8
To convert Bytes to Bits, multiply the value by 8.
Worked examples
- 1 B × 8 = 8 bit
- 100 B × 8 = 800 bit
- 50 B × 8 = 400 bit
This factor is exact by definition.
Conversion table
| Bytes (B) | Bits (bit) |
|---|---|
| 1 | 8 |
| 2 | 16 |
| 3 | 24 |
| 4 | 32 |
| 5 | 40 |
| 6 | 48 |
| 7 | 56 |
| 8 | 64 |
| 9 | 72 |
| 10 | 80 |
| 15 | 120 |
| 20 | 160 |
| 25 | 200 |
| 30 | 240 |
| 40 | 320 |
| 50 | 400 |
| 60 | 480 |
| 70 | 560 |
| 75 | 600 |
| 80 | 640 |
| 90 | 720 |
| 100 | 800 |
Values marked ≈ are rounded; the rest are exact.
Reverse table: Bits to Bytes
| Bits (bit) | Bytes (B) |
|---|---|
| 1 | 0.125 |
| 2 | 0.25 |
| 3 | 0.375 |
| 4 | 0.5 |
| 5 | 0.625 |
| 6 | 0.75 |
| 7 | 0.875 |
| 8 | 1 |
| 9 | 1.125 |
| 10 | 1.25 |
| 15 | 1.875 |
| 20 | 2.5 |
| 25 | 3.125 |
| 30 | 3.75 |
| 40 | 5 |
| 50 | 6.25 |
| 60 | 7.5 |
| 70 | 8.75 |
| 75 | 9.375 |
| 80 | 10 |
| 90 | 11.25 |
| 100 | 12.5 |
Unit definitions
- Bytes B
- Exactly 8 bits.
- Bits bit
- The smallest unit of information: a single 0 or 1.
Questions people ask
Bytes to Bits: what is the conversion factor?
One B is 8 bit.
How do I convert Bytes to Bits?
Use the formula above. For example, 100 B = 800 bit.
Is the conversion exact?
Yes. Both units have exact definitions, so the factor is exact; a result is only rounded when its decimals never end.
Factors checked 19 October 2026.