💾 Data Storage converter

Megabyte to Kilobyte Converter

Convert megabytes (MB) to kilobytes (KB) instantly with the exact formula, a conversion table and chart.

MB

Results

Kilobytes
1,000 KB
Same value in every unit

📊 Megabyte to Kilobyte chart

Megabyte to Kilobyte — plotted against megabyte (mb).

How to convert megabytes to kilobytes

To convert megabytes to kilobytes, multiply by 1,000. Data size conversions matter for file uploads, cloud storage plans, hard drives and internet usage. Decimal (SI) prefixes are used: 1 KB = 1,000 bytes.

KB = MB × 1,000 MB = KB ÷ 1,000
Megabyte to Kilobyte conversion – MB to KB formula illustration
Megabyte (MB) → Kilobyte (KB) at a glance.

Megabyte to Kilobyte conversion table

Megabyte (MB)Kilobyte (KB)
0.1 MB100 KB
0.5 MB500 KB
1 MB1,000 KB
2 MB2,000 KB
3 MB3,000 KB
4 MB4,000 KB
5 MB5,000 KB
10 MB10,000 KB
20 MB20,000 KB
25 MB25,000 KB
50 MB50,000 KB
100 MB100,000 KB
500 MB500,000 KB
1,000 MB1,000,000 KB

About the units

Megabyte (MB)

A megabyte is 1,000,000 bytes, roughly the size of a short MP3 minute or a photo.

Kilobyte (KB)

A kilobyte is 1,000 bytes in the SI decimal system used by drive makers (1 KiB = 1,024 bytes).

How to use this converter

  1. Type the number of megabytes (MB) in the input box.
  2. The result in kilobytes appears instantly — no button needed.
  3. See the same value in every other data storage unit just below.
  4. Use “Swap units” to convert kilobytes back to megabytes.

Tips for better results

  • Double-check which system a unit belongs to (for example US vs UK gallons).
  • Use the swap button to convert in the opposite direction instantly.
  • Bookmark the conversions you use most — each pair has its own page.

Frequently asked questions

How many kilobytes are in one megabyte?

One megabyte equals 1,000 kilobytes. 1,000 is the exact factor used by this converter.

How do I convert megabytes to kilobytes?

Multiply the value in megabytes by 1,000. To go the other way, multiply kilobytes by 0.001.

What is 10 MB in KB?

10 MB = 10,000 KB. Also, 5 MB = 5,000 KB and 100 MB = 100,000 KB.

What is the difference between a megabyte and a kilobyte?

A megabyte is 1,000,000 bytes, roughly the size of a short MP3 minute or a photo. A kilobyte is 1,000 bytes in the SI decimal system used by drive makers (1 KiB = 1,024 bytes).

Is this tool free and private?

Yes — the Megabyte to Kilobyte is completely free with no sign-up, and it runs entirely in your browser, so the values you enter are never uploaded to our servers.

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