KB vs MB - Difference and Comparison

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	KB	MB
Stands for:	Kilobyte	Megabyte

1 Difference between KB and MB
2 Difference between kB and kb, MB and Mb
3 Related Articles
4 References

[edit] Difference between KB and MB

KB and kB refer to kilobyte - a unit of information or computer storage equal to either 1,024 bytes (2¹⁰) or 1,000 bytes (10³), depending on context.

MB refers to megabyte - a unit of information or computer storage equal to either 1,048,576 bytes (2²⁰) or 1,000 bytes (10⁶), depending on context. A megabyte has approximately 1,000 (or 1,024 to be precise) kilobytes.

[edit] Difference between kB and kb, MB and Mb

kb is kilobits and kB is kilobytes. While MB is megabytes, Mb refers to Megabits. 1 byte has 8 bits. File sizes are usually expressed in KB and MB whereas kb and Mb are often used to express data transfer speeds (such as a 54 Mbps wireless router).