Data Storage Converter

Convert between bits, bytes, kilobytes, megabytes, gigabytes, and terabytes instantly

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Data Storage Units Explained

Bit (b)
Smallest unit of data
Byte (B)
8 bits
Kilobyte (KB)
1,024 bytes
Megabyte (MB)
1,024 kilobytes
Gigabyte (GB)
1,024 megabytes
Terabyte (TB)
1,024 gigabytes
Petabyte (PB)
1,024 terabytes

Quick Conversions

About Data Storage Conversion

Data storage conversion involves converting between different units of digital information. Unlike the metric system, data storage uses binary multiples (powers of 2) rather than decimal multiples (powers of 10).

Key Conversion Factors

  • 1 Byte = 8 Bits
  • 1 Kilobyte (KB) = 1,024 Bytes
  • 1 Megabyte (MB) = 1,024 Kilobytes
  • 1 Gigabyte (GB) = 1,024 Megabytes
  • 1 Terabyte (TB) = 1,024 Gigabytes
  • 1 Petabyte (PB) = 1,024 Terabytes

Binary vs Decimal Systems

In computing, data storage is typically measured using binary (base-2) system where each higher unit is 1,024 times larger than the previous one. However, some storage manufacturers use decimal (base-10) definitions where 1 KB = 1,000 bytes. This converter uses the binary standard used in most computing contexts.

Note: When purchasing storage devices, you may notice a difference between advertised capacity (using decimal system) and actual usable capacity (using binary system). For example, a 1 TB hard drive might show as approximately 931 GB in your operating system.

Frequently Asked Questions

What is the difference between bits and bytes?

A bit is the smallest unit of digital data, representing a binary value of 0 or 1. A byte consists of 8 bits and is the fundamental unit used to represent characters in computer systems.

Why does 1 KB equal 1024 bytes instead of 1000?

Computers use binary (base-2) mathematics, where 1024 is 2^10 (2 raised to the 10th power). This makes it more efficient for digital systems to work with powers of 2 rather than powers of 10.

What comes after terabytes?

After terabytes come petabytes (PB), then exabytes (EB), zettabytes (ZB), and yottabytes (YB). Each is 1024 times larger than the previous unit.

Is this converter accurate for all data types?

Yes, this converter accurately converts between all standard digital storage units using binary conversion factors. It works for any type of digital data including files, storage capacity, and memory.