Terabyte (TB)
A terabyte is 10¹² bytes, or 1000 gigabytes. Hard drives, SSDs and cloud storage plans are sold in terabytes.
Symbol: TB
Quantity: amount of digital information
SI relation: 1 TB = 8000000000000 bit (exact)
Derivation: 1 TB = 10¹² bytes = 1000 GB.
Exact: yes, by definition
Typical uses
- Hard drives and SSDs
- Cloud storage plans
- Backups and NAS systems
Convert terabytes to other units
| Conversion | 1 TB equals | Reverse |
|---|---|---|
| terabyte to byte | 1000000000000 B | byte to terabyte |
| terabyte to kilobyte | 1000000000 kB | kilobyte to terabyte |
| terabyte to megabyte | 1000000 MB | megabyte to terabyte |
| terabyte to gigabyte | 1000 GB | gigabyte to terabyte |
| terabyte to bit | 8000000000000 bit | bit to terabyte |
| terabyte to megabit | 8000000 Mbit | megabit to terabyte |
| terabyte to kibibyte | 976562500 KiB | kibibyte to terabyte |
| terabyte to mebibyte | 953674.3164 MiB | mebibyte to terabyte |
| terabyte to gibibyte | 931.3225746 GiB | gibibyte to terabyte |
| terabyte to kilobit | 8000000000 kbit | kilobit to terabyte |
| terabyte to gigabit | 8000 Gbit | gigabit to terabyte |
| terabyte to petabyte | 0.001 PB | petabyte to terabyte |
| terabyte to tebibyte | 0.9094947018 TiB | tebibyte to terabyte |
Open the Data Storage Converter to convert any value between all units.
Sources
- The International System of Units (SI), 9th edition (SI Brochure), Bureau International des Poids et Mesures , Table 7 (SI prefixes); hertz, Table 4.
Last reviewed: . Factors are stored exactly and computed with 50-digit decimal arithmetic. See how we verify conversion factors.
Cite this page
APA
Scientific Converters. (2026, October 15). Terabyte (TB). Retrieved October 25, 2026, from https://scientificconverters.com/units/terabyte/
IEEE
Scientific Converters, "Terabyte (TB)," scientificconverters.com. Accessed: Oct. 25, 2026. [Online]. Available: https://scientificconverters.com/units/terabyte/