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Select a measurement and convert between different units
Single conversion
To convert from Mebibyte (MiB) to Bit (bit), use the following formula:
With is the ratio between the base units Bit (bit) and Kibibyte (KiB).
Let's convert 5 Mebibyte (MiB) to Bit (bit).
Using the formula:
Therefore, 5 Mebibyte (MiB) is equal to Bit (bit).
Here are some quick reference conversions from Mebibyte (MiB) to Bit (bit):
| Mebibytes | Bits |
|---|---|
| 0.000001 MiB | bit |
| 0.001 MiB | bit |
| 0.1 MiB | bit |
| 1 MiB | bit |
| 2 MiB | bit |
| 3 MiB | bit |
| 4 MiB | bit |
| 5 MiB | bit |
| 6 MiB | bit |
| 7 MiB | bit |
| 8 MiB | bit |
| 9 MiB | bit |
| 10 MiB | bit |
| 20 MiB | bit |
| 30 MiB | bit |
| 40 MiB | bit |
| 50 MiB | bit |
| 100 MiB | bit |
| 1000 MiB | bit |
| 10000 MiB | bit |
For all Digital converters, choose units using the From/To dropdowns above.
Ever bought a new hard drive or USB stick and noticed that its actual storage capacity is less than what was advertised on the box?
The reason has to do with the difference between a mebibyte (MiB) and a megabyte (MB).
While they sound almost identical, understanding the distinction is key to knowing how your computer actually measures data.
Here's a simple breakdown of the two units:
Mebibyte (MiB)
Megabyte (MB)
A mebibyte (MiB) is a unit of digital information equal to 1,024 kibibytes (KiB). It is approximately 4.8% larger than a megabyte.
The core difference lies in how they are counted. Computer systems, at their most basic level, operate in binary (base-2). This means they count in powers of two.
A mebibyte represents 220 or 1,048,576 bytes.
In contrast, the decimal system (base-10) is what humans use for most daily counting. A megabyte (MB) represents a clean 106 or 1,000,000 bytes.
This is why a hard drive advertised as 500 gigabytes (GB) appears as roughly 465 gibibytes (GiB) on your computer. The marketing uses the smaller decimal unit (megabyte/gigabyte). In contrast, your operating system uses the more technically accurate binary unit (mebibyte/gibibyte).
The term "mebibyte" was officially established by the International Electrotechnical Commission (IEC) in 1998. It was created to solve the long-standing confusion caused by the term "megabyte."
For decades, "megabyte" was ambiguously used to refer to both 1,000,000 bytes and 1,048,576 bytes.
By introducing a distinct set of binary prefixes (kibi-, mebi-, gibi-, etc.), the IEC aimed to create an unambiguous standard for software development, data storage, and other technical fields.
You encounter mebibytes more often than you might think.
Many modern operating systems, including Microsoft Windows and various Linux distributions, use binary units to calculate and display file sizes and memory capacity.
Even if the interface sometimes shows the abbreviation "MB" or "GB" for simplicity, the underlying calculation is based on the 1,024-based binary system.
This precise measurement is also critical in fields like cloud computing and data center management, where every byte of allocated resource counts.
A bit (short for binary digit) is the most basic unit of data in computing.
It is the smallest possible piece of information a computer can handle. Think of a bit as a tiny light switch that can only be in one of two states: on (represented by a 1) or off (represented by a 0).
Every action you perform on a computer—from typing a letter to watching a video—is made possible by billions of these switches working together.
This simple on/off system, known as the binary system, is the fundamental language of all modern digital devices.
The word "bit" is a portmanteau, a blend of the words "binary digit."
It was coined by the brilliant mathematician and engineer Claude Shannon in his groundbreaking 1948 paper, "A Mathematical Theory of Communication."
Shannon, often called the "father of information theory," created this simple term to describe the most fundamental unit of digital information.
While a single bit doesn't hold much information on its own, computers group them together to represent more complex data.
Data is most commonly measured in bytes.
A byte is a sequence of 8 bits. This grouping allows for 256 (28) different combinations of 0s and 1s, which is enough to represent all the characters on your keyboard, including letters, numbers, and symbols.
From the byte, we get larger units of data storage:
You've likely seen internet speeds advertised in megabits per second (Mbps). This measures how many millions of bits can be transferred per second.
However, file sizes are measured in megabytes (MB). To understand your actual download speed, you need to convert bits to bytes.
Since there are 8 bits in a byte, you simply divide the Mbps value by 8.
Example: A 100 Mbps internet connection can download 12.5 megabytes (MB) of data per second (100 Mbps / 8 = 12.5 MBps).