converters

Data Size Converter

convert between decimal and binary storage units from bytes through yottabytes

Ready

Input Value

Input Unit

Decimal Places

About Data Size Converter

Data Size Converter explains decimal (KB, MB, GB) and binary (KiB, MiB, GiB) storage units so you can estimate payload size, storage capacity, and transfer impact without guessing.

Use cases

Estimate object storage and database footprint in units humans can reason about.
Compare API payload size in decimal and binary units before performance tuning.
Translate planning numbers from vendor dashboards into practical engineering capacity.

Examples

Convert one gibibyte to multiple storage units.

Input

Input Value: 1
Input Unit: GiB
Decimal Places: 6

Output

B: 1,073,741,824
GB: 1.073742
MiB: 1,024

Show why large planning numbers should use PB/EB instead of GB.

Input

Input Value: 500
Input Unit: TB

Output

PB: 0.5
EB: 0.0005
YB: 0.0000000005

Storage Unit Reference

Format	How Many Bytes	What It Means	Scale Example
B	1	Single byte	A single ASCII character like "A"
KB	1,000	Decimal kilobyte	Small plain-text file
MB	1,000,000	Decimal megabyte	A compressed photo or short audio clip
GB	1,000,000,000	Decimal gigabyte	A large mobile app install bundle
TB	1,000,000,000,000	Decimal terabyte	Single-disk or workstation storage class
PB	10^15	Decimal petabyte	Large analytics lake or data warehouse partition
EB	10^18	Decimal exabyte	Hyperscale platform-level storage discussions
ZB	10^21	Decimal zettabyte	Internet-scale yearly global data volumes
YB	10^24	Decimal yottabyte	1,000,000 exabytes; far beyond a single current social-network dataset footprint
KiB	1,024	Binary kibibyte (2^10)	Memory/page-aligned sizing in systems work
MiB	1,048,576	Binary mebibyte (2^20)	Container memory and binary artifact sizing
GiB	1,073,741,824	Binary gibibyte (2^30)	VM memory and disk partition planning
TiB	2^40	Binary tebibyte	RAID/NAS capacity planning
PiB	2^50	Binary pebibyte	Large-scale lakehouse or backup retention tiers
EiB	2^60	Binary exbibyte	Hyperscale distributed storage projections
ZiB	2^70	Binary zebibyte	Planet-scale long-range modeling
YiB	2^80	Binary yobibyte	Theoretical upper-bound planning units

FAQ

What is YB and why would I ever care about it?

YB means yottabyte (10^24 bytes). It is mostly a planning unit. To build intuition: one yottabyte is one million exabytes.

How does this relate to big-company storage numbers?

Public discussions about Meta/Facebook-scale datasets are often in exabytes, not yottabytes. Hyperscale environments like Google operate many exabyte-scale systems, while YB remains a much larger aggregate planning order of magnitude.