KB vs. 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 1,000,000 bytes (106), depending on context. A megabyte has approximately 1,000 (or 1,024 to be precise) kilobytes.

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Stands for Kilobyte Megabyte

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 or 3G or 4G connection speeds).

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Comments: KB vs MB

Anonymous comments (3)

November 19, 2012, 6:29am


— 67.✗.✗.253

July 30, 2013, 1:47pm

yeah thanks for this always got them confused... I need to get a chart or something.

— 208.✗.✗.188

September 19, 2013, 11:13pm

The formula is simple mBx1024=kB. Therefore 3.4mB x 1024 = 3,481.6kB. So if you resize the pic to 20% it's still to big @ 696.32kB So if you are limited to 200kB then that would be .2 mB

— 108.✗.✗.173


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