Tebibit to Terabyte Conversion Calculator: Free Online Tool
Convert tebibits to terabytes with our free online data storage converter.
Tebibit to Terabyte Calculator
How to Use the Calculator:
- Enter the value you want to convert in the 'From' field (Tebibit).
- The converted value in Terabyte will appear automatically in the 'To' field.
- Use the dropdown menus to select different units within the Data Storage category.
- Click the swap button (⇌) to reverse the conversion direction.
How to Convert Tebibit to Terabyte
Converting Tebibit to Terabyte involves multiplying the value by a specific conversion factor, as shown in the formula below.
Formula:
1 Tebibit = 0.137439 terabytesExample Calculation:
Convert 10 tebibits: 10 × 0.137439 = 1.37439 terabytes
Disclaimer: For Reference Only
These conversion results are provided for informational purposes only. While we strive for accuracy, we make no guarantees regarding the precision of these results, especially for conversions involving extremely large or small numbers which may be subject to the inherent limitations of standard computer floating-point arithmetic.
Not for professional use. Results should be verified before use in any critical application. View our Terms of Service for more information.
What is a Tebibit and a Terabyte?
A tebibit (Tib) is a unit of digital information equal to 240 bits, which is exactly 1,099,511,627,776 bits. It uses the binary prefix 'tebi-' established by the International Electrotechnical Commission (IEC). The tebibit is closely related to the terabit (Tb), which is defined using the decimal prefix 'tera-' (1012 or 1,000,000,000,000 bits).
A terabyte (TB) is a multiple of the byte unit for digital information storage. The prefix tera- (symbol T) is defined in the International System of Units (SI) as a multiplier of 1012 (1 trillion, or 1 followed by 12 zeros). Therefore, 1 terabyte = 1,000,000,000,000 bytes. This is equivalent to 1,000 gigabytes (GB).
Note: The Tebibit is part of the imperial/US customary system, primarily used in the US, UK, and Canada for everyday measurements. The Terabyte belongs to the imperial/US customary system.
History of the Tebibit and Terabyte
The prefix 'tebi-' (representing 240) was defined by the IEC in 1998 along with other binary prefixes (kibi-, mebi-, gibi-, pebi-, etc.). This standardization aimed to eliminate the confusion caused by using SI prefixes (like kilo-, mega-, giga-, tera-) to denote both powers of 1000 (decimal) and powers of 1024 (binary) in computing contexts, which became particularly problematic for larger quantities like terabytes vs. tebibytes. The term 'tebibit' specifically refers to the 240 multiple of bits.
The SI prefix 'tera-' (meaning 1012) was adopted for use in computing as storage capacities reached trillions of bytes. Historically, the term 'terabyte' was often used ambiguously to refer to either 1012 bytes (the strict SI definition) or 240 bytes (1,099,511,627,776 bytes), which is the power of 2 closest to a trillion. This ambiguity, particularly noticeable in how operating systems reported disk sizes versus how manufacturers advertised them, led the International Electrotechnical Commission (IEC) to introduce the distinct binary prefix 'tebi-' (Ti) for 240. Thus, tebibyte (TiB) specifically denotes 240 bytes, while terabyte (TB) formally refers to 1012 bytes.
Common Uses for tebibits and terabytes
Explore the typical applications for both Tebibit (imperial/US) and Terabyte (imperial/US) to understand their common contexts.
Common Uses for tebibits
Tebibits are used in contexts dealing with large amounts of data where binary precision is important:
- Specifying the capacity of large memory modules (RAM), solid-state drives (SSDs), or storage systems in technical documentation where sizes are based on powers of 2 at the bit level.
- Calculations in computer architecture, data storage design, and network engineering involving large binary data structures.
- Theoretical calculations in computer science, information theory, and high-speed data transmission analysis.
- Ensuring accuracy when comparing binary (Tib) and decimal (Tb) data quantities, especially in storage capacity planning or analyzing network throughput versus actual data stored. While terabits (Tb) are common for network speeds (Tbps), tebibits provide precision for binary-based storage or memory calculations.
Common Uses for terabytes
Terabytes are widely used to measure large amounts of digital data storage capacity:
- Specifying the capacity of consumer and enterprise hard disk drives (HDDs) and solid-state drives (SSDs).
- Measuring the size of large files, databases, archives, and backups.
- Quantifying the storage space available in cloud storage plans and data centers.
- Describing the amount of data transferred over networks or used in monthly internet data caps.
- Indicating the capacity of personal computers, laptops, external drives, and network-attached storage (NAS) devices.
Frequently Asked Questions
Questions About Tebibit (Tib)
How many bits are in a tebibit?
There are exactly 240 bits in 1 tebibit (Tib). This equals 1,099,511,627,776 bits.
How many gibibits (Gib) are in a tebibit (Tib)?
There are 1,024 gibibits (Gib) in 1 tebibit (Tib). This is because 1 Tib = 240 bits and 1 Gib = 230 bits, and 240 / 230 = 210 = 1,024.
What is the difference between a tebibit (Tib) and a terabit (Tb)?
- A tebibit (Tib) represents 240 bits (1,099,511,627,776 bits), using the binary prefix 'tebi-'.
- A terabit (Tb) represents 1012 bits (1,000,000,000,000 bits), using the decimal prefix 'tera-'. A tebibit is approximately 9.95% larger than a terabit (1 Tib ≈ 1.0995 Tb).
What is the difference between a tebibit (Tib) and a tebibyte (TiB)?
A tebibit (Tib) measures information in bits, while a tebibyte (TiB) measures information in bytes. Assuming the standard 1 byte = 8 bits, 1 tebibyte (TiB) is equal to 8 tebibits (Tib). Both use the binary prefix 'tebi-' (240).
About Terabyte (TB)
How many bytes are in a terabyte (TB)?
According to the standard SI definition, there are exactly 1,000,000,000,000 bytes (one trillion bytes, or 1012 bytes) in 1 terabyte (TB).
How many gigabytes (GB) are in a terabyte (TB)?
There are 1,000 gigabytes (GB) in 1 terabyte (TB). This follows the SI prefixes: 1 TB = 1012 bytes and 1 GB = 109 bytes. Therefore, 1 TB / 1 GB = 1012 / 109 = 103 = 1,000.
What is the difference between a terabyte (TB) and a tebibyte (TiB)?
- A terabyte (TB) uses the decimal SI prefix 'tera-' and equals 1012 bytes (1,000,000,000,000 bytes). It's commonly used in storage device marketing.
- A tebibyte (TiB) uses the binary IEC prefix 'tebi-' and equals 240 bytes (1,099,511,627,776 bytes). It's often used by operating systems to report storage capacity based on powers of 2. A tebibyte (TiB) is approximately 9.95% larger than a terabyte (TB) (1 TiB ≈ 1.0995 TB).
What is the difference between a terabyte (TB) and a terabit (Tb)?
- A terabyte (TB) measures data storage capacity in bytes and equals 1012 bytes.
- A terabit (Tb) measures data quantity or data transfer speed in bits and equals 1012 bits. Assuming the standard definition of 1 byte = 8 bits, 1 terabyte (TB) is equal to 8 terabits (Tb). Calculation: 1 TB = 1012 bytes = 1012 * 8 bits = 8 * 1012 bits = 8 Tb. Therefore, a terabyte represents 8 times more data storage capacity than the equivalent number of terabits.
Why is TB often used in marketing instead of TiB?
Storage manufacturers typically market drive capacities using the decimal prefix terabyte (TB) because 1012 bytes yields a larger, rounder number compared to the equivalent value expressed using the binary prefix tebibyte (TiB) (which is 240 bytes). For instance, a hard drive containing exactly 1,000,000,000,000 bytes is advertised as 1 TB. If measured in tebibytes, this same physical capacity would be approximately 0.909 TiB (since 1012 / 240 ≈ 0.909). Using TB allows manufacturers to present higher capacity figures, which is advantageous for marketing, even though operating systems might report the capacity using the smaller TiB value.
Conversion Table: Tebibit to Terabyte
| Tebibit (Tib) | Terabyte (TB) |
|---|---|
| 1 | 0.137 |
| 5 | 0.687 |
| 10 | 1.374 |
| 25 | 3.436 |
| 50 | 6.872 |
| 100 | 13.744 |
| 500 | 68.72 |
| 1,000 | 137.439 |