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Source - Kibibyte

Kibibyte (KiB) - Definition and Overview

What is Kibibyte?

One Kibibyte is 2^10 or 1024 Bytes. Kibibyte is a binary unit defined as per IEC standard. The unit symbol for Kibibyte is KiB. Kibibyte is not same as Kilobyte (KB) that contains 1000 bytes. 1024 Kibibyte = 1 Mebibyte (MiB).

Summary

  • A kibibyte is a unit of digital information equal to 1024 bytes
  • It is a binary unit defined by the International Electrotechnical Commission (IEC)
  • The symbol for kibibyte is KiB
  • Kibibytes are used in computing to measure data sizes and memory capacities
  • Unlike the kilobyte, which is based on the decimal system, the kibibyte is based on the binary system, making it more suitable for use in digital computing.

Author Information

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Rajesh V U

Full-Stack Developer & Storage Technologist | Creator of UnitSmash.com
Last updated: September 1, 2026

I am a Storage Technologist with strong experience in enterprise storage systems, Angular development, and web-based tools. I enjoy building practical calculators, converters, and utilities, and I also create original cartoons. I share my tools, articles, and creative work on my personal website, rajeshvu.com.