How do I convert terabytes to tebibytes?

Multiply the number of terabytes by 0.9094947018. For example, 5 TB = 4.54747 TiB.

How many tebibytes are in one terabyte?

One terabyte equals 0.9094947018 tebibytes.

12 terabytes equals 10.9139 tebibytes.

Use the reverse Tebibytes to Terabytes converter: multiply tebibytes by 1.099511628.

Convert terabytes (TB) to tebibytes (TiB) instantly — type a value below.

1 terabyte (TB) = 0.9094947018 tebibytes (TiB)
1 tebibyte (TiB) = 1.099511628 terabytes (TB)

From

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To convert terabytes to tebibytes, use this formula:

TiB = TB × 0.9094947018 (or divide by 1.099511628)

A terabyte is 1,000 gigabytes, or 10^12 bytes (SI decimal). A 1 TB drive holds about 0.909 TiB in binary units.

A tebibyte is 1,024 GiB = 1,099,511,627,776 bytes (IEC binary prefix).

How do I convert terabytes to tebibytes?: Multiply the number of terabytes by 0.9094947018. For example, 5 TB = 4.54747 TiB.
How many tebibytes are in one terabyte?: One terabyte equals 0.9094947018 tebibytes.
What is 12 TB in tebibytes?: 12 terabytes equals 10.9139 tebibytes.
How do I convert tebibytes back to terabytes?: Use the reverse Tebibytes to Terabytes converter: multiply tebibytes by 1.099511628.

Need other units? Use the full data converter.

Sources: NIST SP 811 · BIPM SI Brochure · NIST Handbook 44. Last reviewed: 2026-10 · FreeUnitConverters