KB, MB, GB, and TB
Convert bytes, KB, MB, GB, TB, and PB, then compare that size with common files.
Decimal is 1000. Binary is 1024. The chart is a log scale so a text file and a movie can sit together.
Convert bytes, kilobytes, megabytes, gigabytes, terabytes, and petabytes. Decimal uses 1000. Binary uses 1024. The chart is a log scale so a text file and a movie can appear together, and it compares the size with a few common files.
- 1Enter an amount and a unit.
- 2Choose decimal or binary.
- 3Read every unit and the comparison chart.
Decimal uses 1000, which matches most disk labels. Binary uses 1024, which matches a lot of memory math.
Bytes
1.000e+9
KB
1,000,000
MB
1,000
GB
1
TB
0.001
PB
1.000e-6
- Your size1,000 MB
- Short text0.002 MB
- Photo3 MB
- Song8 MB
- HD movie4,000 MB
- 4K movie20,000 MB
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Questions
- Why do the bars look close?
- The scale is logarithmic. The numbers beside the bars are the real sizes.
- Is a KB here a kibibyte?
- Only when Binary 1024 is on. The label still says KB.
- Nothing is uploaded. Closing the tab drops the file.
- The math runs in the page.
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