From
From unit
Bytes (B)
Kilobytes (kB)
Megabytes (MB)
Gigabytes (GB)
Terabytes (TB)
Petabytes (PB)
Bits (bit)
Kilobits (kbit)
Megabits (Mbit)
Gigabits (Gbit)
Terabits (Tbit)
Petabits (Pbit)
To
To unit
Bytes (B)
Kilobytes (kB)
Megabytes (MB)
Gigabytes (GB)
Terabytes (TB)
Petabytes (PB)
Bits (bit)
Kilobits (kbit)
Megabits (Mbit)
Gigabits (Gbit)
Terabits (Tbit)
Petabits (Pbit)
1 MB
=
0.001 GB
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Unit system
SI decimal
Default · kB, MB, GB, TB and PB use powers of 1,000.
IEC binary
KiB, MiB, GiB, TiB and PiB use powers of 1,024.
Compare both
Show SI and IEC byte units together for cross-system conversions.
Precision
3 significant digits
4 significant digits
5 significant digits
6 significant digits
8 significant digits
10 significant digits
12 significant digits
15 significant digits
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Try a common conversion
4.7 GB = 4,700 MB
4,000 MB = 4 GB
1 GiB = 1,073.74182 MB