Data Storage Converter - Convert Bytes, KB, MB, GB, TB

Convert between different data storage units including bytes, kilobytes, megabytes, gigabytes, terabytes and more with support for both binary and decimal units

Updated: December 2024 • Free Tool

Data Storage Converter

Conversion Results

Bytes (B) 1,000,000,000
Kilobytes (KB) 1,000,000
Megabytes (MB) 1,000
Gigabytes (GB) 1
Terabytes (TB) 0.001
Kibibytes (KiB) 976,562.5
Mebibytes (MiB) 953.67
Gibibytes (GiB) 0.931
Tebibytes (TiB) 0.001

What is a Data Storage Converter?

A Data Storage Converter is a free tool that helps you convert between different data storage units. It converts values between bytes, kilobytes, megabytes, gigabytes, terabytes, and larger units.

This converter works for:

  • File Size Conversion - Convert file sizes between different units
  • Storage Planning - Calculate storage requirements for projects
  • Data Transfer - Understand bandwidth and transfer sizes
  • System Administration - Manage storage capacity and usage

How Data Storage Conversion Works

The conversion uses two different systems:

Decimal System (Base 10):
1 KB = 1,000 bytes
1 MB = 1,000 KB = 1,000,000 bytes
Binary System (Base 2):
1 KiB = 1,024 bytes
1 MiB = 1,024 KiB = 1,048,576 bytes

Where:

  • Decimal units = Used by storage manufacturers (KB, MB, GB)
  • Binary units = Used by operating systems (KiB, MiB, GiB)

Key Storage Concepts Explained

Bit vs Byte

A bit is the smallest unit (0 or 1). A byte contains 8 bits and can represent one character.

Binary vs Decimal

Binary uses powers of 2 (1024), decimal uses powers of 10 (1000) for unit conversion.

Storage vs Memory

Storage (hard drives) uses decimal units, while memory (RAM) typically uses binary units.

File Size Reality

A 1 GB file is actually 1,000,000,000 bytes, which appears as 0.93 GiB in your OS.

How to Use This Converter

1

Enter Value

Type the number you want to convert (e.g., 1024)

2

Select Unit

Choose the source unit from the dropdown menu

3

View Results

See conversions to all common storage units instantly

4

Compare Units

View both decimal and binary unit conversions

Benefits of Using This Converter

  • •
    Instant Conversion: Get immediate results for all common storage units.
  • •
    Both Systems: Supports both decimal (KB, MB, GB) and binary (KiB, MiB, GiB) units.
  • •
    High Precision: Accurate calculations for professional and technical use.
  • •
    Wide Range: Convert from bits to exabytes and beyond.

Understanding Storage Unit Differences

1. Manufacturer vs OS Display

A 1 TB drive has 1,000 GB (decimal) but shows as 931 GiB (binary) in your operating system.

2. File System Overhead

Actual usable space is less due to file system structures and formatting overhead.

3. Context Matters

Use decimal for storage purchases, binary for system administration and memory calculations.

Data Storage Converter - Free online tool to convert between bytes, KB, MB, GB, TB and other data storage units instantly
Professional data storage converter interface with support for all major storage units from bytes to terabytes. Provides instant conversions with both binary and decimal calculations for accurate data size conversions.

Frequently Asked Questions (FAQ)

Q: What is the difference between binary and decimal storage units?

A: Binary units (like KiB, MiB, GiB) use base 2 (1024) while decimal units (like KB, MB, GB) use base 10 (1000). For example, 1 KB = 1000 bytes, but 1 KiB = 1024 bytes. Operating systems typically use binary units while storage manufacturers use decimal units.

Q: How many bytes are in a gigabyte?

A: In decimal units, 1 GB = 1,000,000,000 bytes (1 billion bytes). In binary units, 1 GiB = 1,073,741,824 bytes. The difference becomes more significant with larger storage sizes.

Q: Why do storage devices show less capacity than advertised?

A: Storage manufacturers use decimal units (1 GB = 1000 MB) while operating systems use binary units (1 GiB = 1024 MiB). A 1 TB drive has 1,000,000,000,000 bytes, which equals about 931 GiB in binary units.

Q: What is the largest data storage unit?

A: Common large units include Petabyte (PB), Exabyte (EB), Zettabyte (ZB), and Yottabyte (YB). A Yottabyte equals 1,000,000,000,000,000,000,000,000 bytes (10^24 bytes) in decimal units.

Q: How do I convert between different storage units?

A: For decimal units, multiply or divide by 1000 for each step (KB to MB to GB). For binary units, use 1024. Our calculator handles both conversions automatically - just enter your value and select the units.

Q: What's the difference between bits and bytes?

A: A bit is the smallest unit of data (0 or 1), while a byte contains 8 bits. Storage capacity is typically measured in bytes, while data transfer speeds are often measured in bits per second (bps).