Mebibyte (MiB)

Binary (IEC) Unit | 1 MiB = 220 or 10242 Bytes
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  • GiB
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"Mebibyte (MiB) Comparison Diagram"

One Mebibyte is equal to 220 or 10242 Bytes. Mebibyte is a binary unit defined as per IEC standard. 1 Mebibyte = 1024 Kibibytes. The unit symbol for Mebibyte is MiB. Mebibyte is not same as Megabyte (MB) that contains 10002 bytes. 1024 Mebibytes = 1 Gibibyte (GiB).

Related Units:

Megabit (Mb) Mebibit (Mib) Megabyte (MB) check Mebibyte (MiB)
toc Table of Contents

Mebibyte - Quick Overview

Below is a quick overview of the Mebibyte (MiB), including its technical definitions, common real-world uses, and everyday file size examples.

Unit Name:
Mebibyte
Unit Symbol:
MiB
Base System:
Binary (IEC)
Exponential Value:
220 or 10242 Bytes
Exact Value:
1,048,576 Bytes
1,024 KiB
8,388,608 Bits
Decimal Counterpart:
Megabyte(MB)
Approximate Size (Decimal):
≈ 1.0486 MB
Applications & Context:
RAM usage reporting in Linux/macOS
ISO disc image sizes
Virtual machine memory allocation
Firmware binary sizes
Practical Examples:
Linux kernel image: ~10 MiB
Java heap default: 256 MiB
Floppy disk (1.44 MB): ~1.41 MiB
Related Conversions:
MiB → KiBMiB → GiBMiB → MB

Mebibyte (MiB) vs Megabyte (MB)

1 MiB = 1.048576 MB
1 MB = 0.95367431640625 MiB

Mebibyte (MiB) and Megabyte (MB) are both units used to measure digital data, but they belong to different measurement systems and are used in different contexts. Megabyte is part of the decimal (base-10) system and is commonly used to describe file sizes and storage capacity, while Mebibyte belongs to the binary (base-2) system and is often used in computing and memory-related calculations. Understanding the difference between these units helps avoid confusion when comparing data sizes across systems.

Name
Mebibyte
Megabyte
Symbol
MiB
MB
Size
Larger
Smaller
Value
1,0242 Bytes
(1,048,576 Bytes)
1,0002 Bytes
(1,000,000 Bytes)
Relation
1 MiB = 1.048576 MB
1 MB = 0.95367431640625 MiB
Type
binary (IEC)
decimal (SI)

Convert Mebibyte (MiB) to Other Data Units

Enter a value for Mebibyte to instantly convert it to other common data units. The tool calculates equivalent values for Bit, Byte, Kilobyte, Megabyte, Gigabyte and other larger units, making it easy to compare file sizes and data measurements at a glance.

MiB keyboard_arrow_down
info 1 MiB (binary) = 1.048576 MB (decimal)

Summary

  • A mebibyte is a unit of digital information equal to 1,048,576 bytes (2^20)
  • It is a binary unit defined by the International Electrotechnical Commission (IEC)
  • The symbol for mebibyte is MiB
  • Mebibytes are used in computing to measure data sizes and memory capacities
  • Unlike the megabyte, which is based on the decimal system, the mebibyte is based on the binary system, making it more suitable for use in digital computing

FAQs

  • What is a Mebibyte?

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    A mebibyte is a unit of digital information equal to 1,048,576 bytes (2^20). It is a binary unit defined by the International Electrotechnical Commission (IEC). The symbol for mebibyte is MiB. Mebibytes are used in computing to measure data sizes and memory capacities. Unlike the megabyte, which is based on the decimal system, the mebibyte is based on the binary system, making it more suitable for use in digital computing.

  • How many bits are in a Mebibyte?

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    One Mebibyte (MiB) is equal to 8,388,608 Bits.

  • Is a Mebibyte a decimal or binary unit?

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    Mebibyte is a binary (IEC) unit based on powers of 1,024.

  • How many Bytes are in a Mebibyte?

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    One Mebibyte (MiB) is equal to 1,048,576 Bytes.

  • How many KiB are in a Mebibyte?

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    One Mebibyte (MiB) is equal to 1,024 KiB.

  • What is one Mebibyte in decimal units?

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    One Mebibyte (MiB) is approximately 1.0486 MB.

  • What is a Mebibyte commonly used for?

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    Mebibyte is commonly used for RAM usage reporting in Linux/macOS, ISO disc image sizes, Virtual machine memory allocation, and Firmware binary sizes.

  • What are some examples of Mebibyte usage?

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    Examples include Linux kernel image: ~10 MiB, Java heap default: 256 MiB, and Floppy disk (1.44 MB): ~1.41 MiB.