MB vs MiB: The Difference Between Megabyte and Mebibyte
MB vs MiB 1 MB (megabyte) = 1,000,000 bytes. 1 MiB (mebibyte) = 1,048,576 bytes (220). A MiB is 4.86% bigger than an MB. MBMiBBaseDecimal, 106Binary, 220StandardSI prefixIEC 80000-13Typical usersDrive makers, macOS, network speedsLinux tools, RAM, Windows (labelled "MB") The…
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MB vs MiB
1 MB (megabyte) = 1,000,000 bytes. 1 MiB (mebibyte) = 1,048,576 bytes (220). A MiB is 4.86% bigger than an MB.
| MB | MiB | |
|---|---|---|
| Base | Decimal, 106 | Binary, 220 |
| Standard | SI prefix | IEC 80000-13 |
| Typical users | Drive makers, macOS, network speeds | Linux tools, RAM, Windows (labelled “MB”) |
The gap grows with size
| Pair | Binary is bigger by |
|---|---|
| KiB vs KB | 2.40% |
| MiB vs MB | 4.86% |
| GiB vs GB | 7.37% |
| TiB vs TB | 9.95% |
MB ↔ MiB converter
Related: Mbps to MB/s · Bits to bytes · What is a gigabyte
Tools: KB to MB · MB to GB · KB to GB · GB to KB · Bytes to GB · TB to GB · Byte to MB
Also read: What is a megabyte? (definition, bytes, MB vs Mb and MB vs MiB).