# Tebibytes to Terabytes (TiB to TB)

> Convert tebibytes to terabytes: 1 TiB = 1.09951 TB. Exact conversion factor, formula, 18-row table and worked examples, with JSON API and MCP access.

- Page id: `tib-to-tb` · Quantity: Data storage (`data-storage`, base unit B) · Tool: `convert_units`
- Canonical page: https://tttkmbb.com/conversion/tib-to-tb · This document: https://tttkmbb.com/conversion/tib-to-tb.md · JSON: https://tttkmbb.com/conversion/tib-to-tb.json (add `?value=` for a result)

## Formula

- `1 TiB = 1.09951 TB`
- `terabytes = tebibytes × 1.099511628`
- Reverse: `tebibytes = terabytes × 0.9094947018`

The factor follows from the SI definitions of both units (NIST SP 811); values below are rounded to 6 significant figures, the API returns up to 12.

## Worked examples

- 1.5 TiB = 1.64927 TB
- 700 TiB = 769.658 TB
- 2048 TiB = 2251.8 TB

## Conversion table

| Tebibytes (TiB) | Terabytes (TB) |
| --- | --- |
| 1 | 1.09951 |
| 2 | 2.19902 |
| 4 | 4.39805 |
| 8 | 8.79609 |
| 16 | 17.5922 |
| 32 | 35.1844 |
| 64 | 70.3687 |
| 100 | 109.951 |
| 128 | 140.737 |
| 256 | 281.475 |
| 500 | 549.756 |
| 512 | 562.95 |
| 1000 | 1099.51 |
| 1024 | 1125.9 |
| 2048 | 2251.8 |
| 4096 | 4503.6 |
| 8192 | 9007.2 |
| 10000 | 10995.1 |

## API

- `GET https://tttkmbb.com/api/v1/convert?value=1.5&from_unit=TiB&to_unit=TB` → unified JSON envelope with `result.values.result`, `formula`, `factor`, `sources`, `freshness`
- MCP: server `https://tttkmbb.com/mcp`, tool `convert_units` with `{"value":1.5,"from_unit":"TiB","to_unit":"TB"}`
- All data storage units: https://tttkmbb.com/api/v1/units?quantity=data-storage · full converter: [Data Storage Converter](https://tttkmbb.com/conversion/data-storage.md)
- Authentication: none. Freshness: `static` (fixed conversion factors).

## FAQ

**How many terabytes are in one tebibyte?**

1 TiB = 1.09951 TB. The factor comes from the SI definitions of both units (NIST SP 811 / BIPM), so it is exact or correct to at least 10 significant figures.

**What is the formula to convert tebibytes to terabytes?**

Multiply the value in tebibytes by 1.099511628: terabytes = tebibytes × 1.099511628. For example, 1.5 TiB = 1.64927 TB.

**How do I convert terabytes back to tebibytes?**

Multiply by the inverse factor 0.9094947018 (tebibytes = terabytes × 0.9094947018), or use the terabytes-to-tebibytes page.

## Related conversions

- [Terabytes to tebibytes](https://tttkmbb.com/conversion/tb-to-tib.md) (reverse)
- [Megabytes to Gigabytes](https://tttkmbb.com/conversion/mb-to-gb.md)
- [Gigabytes to Megabytes](https://tttkmbb.com/conversion/gb-to-mb.md)
- [Gigabytes to Terabytes](https://tttkmbb.com/conversion/gb-to-tb.md)
- [Terabytes to Gigabytes](https://tttkmbb.com/conversion/tb-to-gb.md)
- [Kilobytes to Megabytes](https://tttkmbb.com/conversion/kb-to-mb.md)
- [Megabytes to Kilobytes](https://tttkmbb.com/conversion/mb-to-kb.md)
- [Mebibytes to Megabytes](https://tttkmbb.com/conversion/mib-to-mb.md)
- [Megabytes to Mebibytes](https://tttkmbb.com/conversion/mb-to-mib.md)

## Data Sources

- NIST Special Publication 811 – Guide for the Use of the International System of Units (SI), Appendix B conversion factors — https://www.nist.gov/pml/special-publication-811 (standard, retrieved 2026-09-24)
- BIPM – The International System of Units (SI Brochure, 9th edition) — https://www.bipm.org/en/publications/si-brochure (standard, retrieved 2026-09-24)
- Wikipedia – Conversion of units — https://en.wikipedia.org/wiki/Conversion_of_units (reference, retrieved 2026-09-24)