1 Tb = 0.125 TB
Terabits to Terabytes Converter: Tb to TB Conversion Calculator
To convert terabits to terabytes (Tb to TB), enter your terabit value below and click the Convert button. Your terabyte result also updates automatically as you type, using SI decimal prefixes (1,000 per step) and converting between bits and bytes. This free Tb to TB converter and conversion calculator also works vice versa: use Swap units to convert the other way, or Reset to start over. Also see: Megabytes to Gigabytes.
Terabit (Tb)
A terabit is 1,000 gigabits or 10^12 bits. Used for backbone network and data center connections.
View the terabit data unit pageTerabyte (TB)
A terabyte is 1,000 gigabytes or 1,000,000,000,000 bytes. Common size for modern hard drives and SSDs.
View the terabyte data unit pageHow to Convert Terabits to Terabytes
To convert terabits to terabytes, divide by 8 then adjust for scale. Since 1 byte = 8 bits, this conversion translates bit-based measurements to the byte-based units used for storage capacity.
Tb measures data in bits—commonly used for memory addressing and low-level data specifications.
TB measures data in bytes—the standard unit for file sizes, storage capacity, and what you see in file explorers. Related: Exabytes to Petabytes.
1 Tb = 0.125 TB (using SI decimal standard) — or equivalently, 1 TB = 8Tb.
Tb to TB conversion rate: 1 terabit equals 0.125terabytes — the standard terabit to terabyte data storage conversion used by this calculator.
Quick Facts: Tb to TB Storage Conversion
- Conversion factor: 1 Tb = 0.125 TB (SI decimal)
- Reverse factor: 1 TB = 8 Tb
- Source unit type: SI decimal bit storage unit
- Target unit type: SI decimal storage unit
- Category: data storage converter, digital capacity calculator
Steps to Convert Terabit to Terabyte
- Enter your terabit value (Tb) into the terabit to terabyte converter above.
- The equivalent terabytes (TB) value updates instantly using the Tb to TB conversion factor; click the Convert button to recalculate it manually.
- Use the swap control to reverse the calculation and convert terabytes back into terabits.
Tb to TB Conversion Formula
Here's the exact Tb to TB formula in copy-paste-ready form — multiply by 0.125 to go from terabits to terabytes, or by 8 to reverse it — followed by a quick-reference chart of the same conversion.
// Convert Tb to TB
TB = Tb × 0.125
// Reverse: Convert TB to Tb
Tb = TB × 8
Terabit to Terabyte Conversion Examples
100 Tb = 12.5 TB
256 Tb = 32 TB
500 Tb = 62.5 TB
1,000 Tb = 125 TB
2,048 Tb = 256 TB
What Is a Terabit (Tb)? Definition and Uses
A terabit is 1,000 gigabits or 10^12 bits. Used for backbone network and data center connections.
The terabit is a SI decimal bit unit of digital information storage. It uses base 1,000 following the SI (International System of Units) standard.
Common uses: Data center interconnects, backbone networks, high-capacity optical links See also: Megabytes to Yobibits.
1 Tb = 1 × 10¹² bits = 125 × 10⁹ bytes.
The terabit can be abbreviated as Tb; for example, 1 terabit can be written as 1 Tb.
Terabit Storage Unit at a Glance
| Unit type | SI decimal bit |
|---|---|
| Base / standard | Base 1,000 — SI (International System of Units) |
| Symbol | Tb |
| Common uses | Data center interconnects, backbone networks, high-capacity optical links |
What Is a Terabyte (TB)? Definition and Uses
A terabyte is 1,000 gigabytes or 1,000,000,000,000 bytes. Common size for modern hard drives and SSDs.
The terabyte is a SI decimal unit of digital information storage. It uses base 1,000 following the SI (International System of Units) standard.
Common uses: External hard drives, NAS storage, video libraries, enterprise backups
1 TB = 8 × 10¹² bits = 1 × 10¹² bytes.
The terabyte can be abbreviated as TB; for example, 1 terabyte can be written as 1 TB.
Terabyte Storage Unit at a Glance
| Unit type | SI decimal |
|---|---|
| Base / standard | Base 1,000 — SI (International System of Units) |
| Symbol | TB |
| Common uses | External hard drives, NAS storage, video libraries, enterprise backups |
Terabit to Terabyte Conversion Table
The table below shows 100 terabit measurements converted to terabytes — scroll within the table to see the full range.
| Terabits | Terabytes |
|---|---|
| 1 Tb | 0.125 TB |
| 13 Tb | 1.625 TB |
| 26 Tb | 3.25 TB |
| 39 Tb | 4.875 TB |
| 52 Tb | 6.5 TB |
| 65 Tb | 8.125 TB |
| 78 Tb | 9.75 TB |
| 91 Tb | 11.375 TB |
| 104 Tb | 13 TB |
| 117 Tb | 14.625 TB |
| 130 Tb | 16.25 TB |
| 143 Tb | 17.875 TB |
| 156 Tb | 19.5 TB |
| 169 Tb | 21.125 TB |
| 182 Tb | 22.75 TB |
| 195 Tb | 24.375 TB |
| 208 Tb | 26 TB |
| 221 Tb | 27.625 TB |
| 234 Tb | 29.25 TB |
| 247 Tb | 30.875 TB |
| 260 Tb | 32.5 TB |
| 273 Tb | 34.125 TB |
| 286 Tb | 35.75 TB |
| 299 Tb | 37.375 TB |
| 312 Tb | 39 TB |
| 325 Tb | 40.625 TB |
| 338 Tb | 42.25 TB |
| 351 Tb | 43.875 TB |
| 364 Tb | 45.5 TB |
| 377 Tb | 47.125 TB |
| 390 Tb | 48.75 TB |
| 403 Tb | 50.375 TB |
| 416 Tb | 52 TB |
| 429 Tb | 53.625 TB |
| 442 Tb | 55.25 TB |
| 455 Tb | 56.875 TB |
| 468 Tb | 58.5 TB |
| 481 Tb | 60.125 TB |
| 494 Tb | 61.75 TB |
| 507 Tb | 63.375 TB |
| 520 Tb | 65 TB |
| 533 Tb | 66.625 TB |
| 546 Tb | 68.25 TB |
| 559 Tb | 69.875 TB |
| 572 Tb | 71.5 TB |
| 585 Tb | 73.125 TB |
| 598 Tb | 74.75 TB |
| 611 Tb | 76.375 TB |
| 624 Tb | 78 TB |
| 637 Tb | 79.625 TB |
| 650 Tb | 81.25 TB |
| 663 Tb | 82.875 TB |
| 676 Tb | 84.5 TB |
| 689 Tb | 86.125 TB |
| 702 Tb | 87.75 TB |
| 715 Tb | 89.375 TB |
| 728 Tb | 91 TB |
| 741 Tb | 92.625 TB |
| 754 Tb | 94.25 TB |
| 767 Tb | 95.875 TB |
| 780 Tb | 97.5 TB |
| 793 Tb | 99.125 TB |
| 806 Tb | 100.75 TB |
| 819 Tb | 102.375 TB |
| 832 Tb | 104 TB |
| 845 Tb | 105.625 TB |
| 858 Tb | 107.25 TB |
| 871 Tb | 108.875 TB |
| 884 Tb | 110.5 TB |
| 897 Tb | 112.125 TB |
| 910 Tb | 113.75 TB |
| 923 Tb | 115.375 TB |
| 936 Tb | 117 TB |
| 949 Tb | 118.625 TB |
| 962 Tb | 120.25 TB |
| 975 Tb | 121.875 TB |
| 988 Tb | 123.5 TB |
| 1,001 Tb | 125.125 TB |
| 1,014 Tb | 126.75 TB |
| 1,027 Tb | 128.375 TB |
| 1,040 Tb | 130 TB |
| 1,053 Tb | 131.625 TB |
| 1,066 Tb | 133.25 TB |
| 1,079 Tb | 134.875 TB |
| 1,092 Tb | 136.5 TB |
| 1,105 Tb | 138.125 TB |
| 1,118 Tb | 139.75 TB |
| 1,131 Tb | 141.375 TB |
| 1,144 Tb | 143 TB |
| 1,157 Tb | 144.625 TB |
| 1,170 Tb | 146.25 TB |
| 1,183 Tb | 147.875 TB |
| 1,196 Tb | 149.5 TB |
| 1,209 Tb | 151.125 TB |
| 1,222 Tb | 152.75 TB |
| 1,235 Tb | 154.375 TB |
| 1,248 Tb | 156 TB |
| 1,261 Tb | 157.625 TB |
| 1,274 Tb | 159.25 TB |
| 1,287 Tb | 160.875 TB |
SI Decimal Prefixes: How Tb to TB Is Calculated
Both terabits and terabytes are SI decimal units, so every prefix step is exactly 1,000 and 1 Tb = 0.125 TB. This is the convention behind advertised link speeds and drive specifications. Because one unit counts bits and the other bytes, the factor also includes a factor of 8.
| Unit | Standard | Prefix step | 1 unit equals |
|---|---|---|---|
| Terabit (Tb) | SI decimal | 1,000 | 1,000,000,000,000 bits |
| Terabyte (TB) | SI decimal | 1,000 | 8,000,000,000,000 bits |
Want the binary (IEC) version? See Tib to TiB.
FAQs: Terabit to Terabyte Conversion
6 questions Quick answers on converting terabits to terabytes, using the same factors as the converter above.
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How many terabytes are in 1 terabit?
1 Tb = 0.125 TB
1 Terabit (Tb) equals 0.125 Terabytes using the SI decimal standard.
-
How many terabits are in 1 terabyte?
1 TB = 8 Tb
1 Terabyte (TB) equals 8 Terabits.
-
How do I convert terabits to terabytes?
Tb × 0.125 = TB
Multiply the terabit value by 0.125 to get terabytes. For example, 10 Tb = 1.25 TB. To convert back (vice versa), multiply terabytes by 8.
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Is a terabit bigger than a terabyte?
TB is 8× larger than Tb
No. 1 Tb = 0.125 TB, so the terabyte is larger — 1 TB = 8 Tb.
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Does Tb to TB use SI decimal or binary prefixes?
Base 10 (SI): 1,000 per step
Both terabits and terabytes are SI decimal (base 10) units, so each prefix step is exactly 1,000, giving 1 Tb = 0.125 TB. Because one unit counts bits and the other bytes, the factor also includes a factor of 8. The binary (IEC) versions count in base 2 steps of 1,024 instead.
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What is Terabit (Tb) commonly used for?
Common uses of the terabit (Tb) include: Data center interconnects, backbone networks, high-capacity optical links.
Need another value? Use the Tb to TB converter or convert TB to Tb.