Convert Mbit to KB
Megabits to kilobytes. Enter a value to convert, or use the Mbit to KB chart further down the page.
1 megabit equals 128 kilobytes. Going the other way, 1 kilobyte = 0.0078125 megabits.
Note. This converter uses the binary convention: 1 KB = 1024 bytes, 1 MB = 1024 KB, 1 GB = 1024 MB. That is what Windows, macOS and Linux report. Storage manufacturers instead use decimal SI units where 1 GB = 1,000,000,000 bytes, which is why a “1 TB” drive shows up as about 931 GB.
How to convert Mbit to KB
To convert megabits to kilobytes, multiply the megabit value by 128. You can also divide by 0.0078125 to get the same answer.
KB = Mb × 128
Worked example
Convert 8 Mb to kilobytes:
8 Mb = 1,024 KB
Mbit to KB conversion chart
Use this Mbit to KB table for quick reference without typing anything.
| megabits (Mb) | kilobytes (KB) |
|---|---|
| 1 Mb | 128 KB |
| 2 Mb | 256 KB |
| 4 Mb | 512 KB |
| 8 Mb | 1,024 KB |
| 16 Mb | 2,048 KB |
| 32 Mb | 4,096 KB |
| 64 Mb | 8,192 KB |
| 128 Mb | 16,384 KB |
| 256 Mb | 32,768 KB |
| 512 Mb | 65,536 KB |
| 1,024 Mb | 131,072 KB |
What is a megabit?
A megabit is 1,024 kilobits, or 131,072 bytes. Connection speeds are quoted in megabits while file sizes are quoted in megabytes, which is why a download runs at about an eighth of the advertised number.
What is a kilobyte?
A kilobyte is 1,024 bytes under the binary convention used by operating systems. Strictly, 1,024 bytes is a kibibyte (KiB).
Frequently asked questions
How many KB are in a megabit?
1 Mbit equals 128 KB. Going the other way, 1 KB is 0.0078125 Mbit.
How do you convert Mbit to KB?
To convert megabits to kilobytes, multiply the megabit value by 128. You can also divide by 0.0078125 to get the same answer.
What is 10 Mbit in KB?
10 Mbit equals 1,280 KB. The conversion chart on this page lists the other values people look up most often.
Related data storage conversions
Convert Mbit to other units
Convert other units to KB
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