Megabytes to Kilobytes
Convert megabytes to kilobytes instantly, with a reference table.
Megabytes to Kilobytes at a glance
Megabytes to Kilobytes is a free online converter you can use right now to convert megabytes to kilobytes instantly, with a reference table โ no account, no install and no usage limit. It runs entirely inside your browser, so whatever you enter stays on your own device.
- Price
- Free โ no trial, no paid tier, no watermark
- Sign-up
- Not required
- Where it runs
- In your browser โ nothing is uploaded to a server
- Works on
- Chrome, Safari, Firefox and Edge โ desktop, tablet and phone
- Category
- Unit Conversions
Megabytes to Kilobytes conversion table
| Megabytes (MB) | Kilobytes (KB) |
|---|---|
| 1 MB | 1,024 KB |
| 2 MB | 2,048 KB |
| 3 MB | 3,072 KB |
| 5 MB | 5,120 KB |
| 10 MB | 10,240 KB |
| 25 MB | 25,600 KB |
| 50 MB | 51,200 KB |
| 100 MB | 102,400 KB |
| 500 MB | 512,000 KB |
| 1000 MB | 1,024,000 KB |
About Megabytes to Kilobytes
Convert megabytes to kilobytes instantly, with a reference table of common values. The factor is exact: 1 MB = 1024 KB.
Needed for web performance work, where individual asset budgets are set in kilobytes even though total page weight is discussed in megabytes.
A megabyte is a thousand kilobytes, or 1,024 under the binary convention. The gap between the two definitions is about 5% at this scale and widens with every step up. It is the practical unit for photographs, songs and application sizes, and the unit most mobile data allowances are counted in. A high-quality photograph is 3 to 8 MB, and a typical music track is about 5 MB.
Worked through with real numbers: 1 MB is 1024 KB, 8 MB is 8192 KB, 64 MB is 65536 KB.
As for the other side of the conversion: A short email is a few KB, and a small web icon is typically 5 to 20 KB.
Digital storage has two competing conventions. The SI definition makes a kilobyte 1,000 bytes; the binary convention used by much software makes it 1,024, properly called a kibibyte. The gap compounds at every step, reaching about 10% by the terabyte โ which is why a drive sold as 1 TB shows as roughly 931 GB.
How to use Megabytes to Kilobytes
- Enter the number of megabytes you want to convert.
- The equivalent in kilobytes appears instantly โ there is no button to press.
- Check the reference table for common Megabytes to Kilobytes values.
Frequently asked questions
How do I convert megabytes to kilobytes?
Multiply your megabytes figure by 1024 to get kilobytes โ or type a value above and read the answer straight off.
How many kilobytes are in one megabyte?
1 MB = 1024 KB.
When would I need to convert megabytes to kilobytes?
Needed for web performance work, where individual asset budgets are set in kilobytes even though total page weight is discussed in megabytes.
What is a megabyte, exactly?
A megabyte is a thousand kilobytes, or 1,024 under the binary convention. The gap between the two definitions is about 5% at this scale and widens with every step up. A high-quality photograph is 3 to 8 MB, and a typical music track is about 5 MB.
Where is the kilobyte actually used?
It describes small files โ text documents, icons, configuration files and individual web assets. A short email is a few KB, and a small web icon is typically 5 to 20 KB.
Is there anything tricky about data conversions?
Digital storage has two competing conventions. The SI definition makes a kilobyte 1,000 bytes; the binary convention used by much software makes it 1,024, properly called a kibibyte. The gap compounds at every step, reaching about 10% by the terabyte โ which is why a drive sold as 1 TB shows as roughly 931 GB.
Is this converter accurate?
Yes. It uses the exact standard factor of 1 MB = 1024 KB, and the conversion runs in your browser so nothing is uploaded.