UnitsConverter.io

Kilobit to Terabit Conversion Calculator: Free Online Tool

Convert kilobits to terabits with our free online data storage converter.

Kilobit to Terabit Calculator

Kilobit
Terabit

How to Use the Calculator:

  1. Enter the value you want to convert in the 'From' field (Kilobit).
  2. The converted value in Terabit will appear automatically in the 'To' field.
  3. Use the dropdown menus to select different units within the Data Storage category.
  4. Click the swap button (⇌) to reverse the conversion direction.

How to Convert Kilobit to Terabit

Converting Kilobit to Terabit involves multiplying the value by a specific conversion factor, as shown in the formula below.

Formula:

1 Kilobit = 1.0000e-9 terabits

Example Calculation:

Convert 10 kilobits: 10 × 1.0000e-9 = 1.0000e-8 terabits

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 Kilobit and a Terabit?

A kilobit (kb or kbit) is a multiple of the bit unit for digital information or computer storage. The prefix kilo- (symbol k) is defined in the International System of Units (SI) as a multiplier of 103 (1 thousand). Therefore, 1 kilobit = 1000 bits.

A terabit (Tb or Tbit) is a multiple of the bit unit for digital information or computer 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 terabit = 1,000,000,000,000 bits. This is equivalent to 1,000 gigabits (Gb).

Note: The Kilobit is part of the imperial/US customary system, primarily used in the US, UK, and Canada for everyday measurements. The Terabit belongs to the imperial/US customary system.

History of the Kilobit and Terabit

The use of the "kilo" prefix for bits emerged alongside its use for bytes as computer systems grew. While "kilobyte" was often ambiguously used for 1024 bytes (correctly kibibyte), the term "kilobit" (especially in data transmission contexts) more consistently adhered to the SI standard definition of 1000 bits. The introduction of binary prefixes like 'kibi-' (for kibibit, Kib) aimed to resolve such ambiguities.

The SI prefix 'tera-' (meaning 1012) was adopted for use in computing as data scales grew into the trillions of bits. Initially, 'tera-' was sometimes used ambiguously to refer to either 1012 or the nearest power of 2 (240). This ambiguity led the International Electrotechnical Commission (IEC) to introduce the binary prefix 'tebi-' (Ti) specifically for 240, clarifying that terabit (Tb) strictly refers to 1012 bits.

Common Uses for kilobits and terabits

Explore the typical applications for both Kilobit (imperial/US) and Terabit (imperial/US) to understand their common contexts.

Common Uses for kilobits

Kilobits are frequently used in specific contexts:

  • Measuring data transfer rates (e.g., internet connection speeds in kbps - kilobits per second, or Mbps - megabits per second).
  • Quantifying the capacity of certain types of serial communication channels.
  • Specifying audio or video streaming bitrates (e.g., a 128 kbps MP3 audio file).

Common Uses for terabits

Terabits are commonly used in contexts involving high-capacity data transmission and large-scale data measurement:

  • Measuring the data transfer rates of high-speed networks, internet backbones, and data center interconnects (often expressed in Tbps - terabits per second).
  • Quantifying the throughput of network equipment like routers and switches.
  • Describing the capacity of optical fiber communication systems.
  • Sometimes used alongside terabytes (TB) in marketing large storage devices, although TB (bytes) is more common for capacity.
  • Discussing large datasets in scientific computing and big data analytics, particularly concerning transmission speeds.

Frequently Asked Questions

Questions About Kilobit (kb)

How many bits are in a kilobit (kb)?

There are exactly 1000 bits in 1 kilobit (kb), based on the standard SI definition of the prefix 'kilo-'.

What is the difference between a kilobit (kb) and a kilobyte (KB)?

They measure different aspects of data, though both use the 'kilo-' prefix:

  • A kilobit (kb) measures bits and equals 1000 bits. It's often used for data transfer rates.
  • A kilobyte (KB) measures bytes and, according to SI standards, equals 1000 bytes. It's often used for file sizes and storage capacity. (Note: Historically, KB was sometimes used informally for 1024 bytes, which is correctly termed a kibibyte (KiB)).

Since 1 byte = 8 bits, 1 kilobyte (1000 bytes) is equal to 8000 bits. Therefore, a kilobyte represents 8 times more data than a kilobit.

What is the difference between a kilobit (kb) and a kibibit (Kib)?

  • A kilobit (kb) uses the decimal SI prefix 'kilo-' and equals 103 bits (1,000 bits).
  • A kibibit (Kib) uses the binary IEC prefix 'kibi-' and equals 210 bits (1,024 bits).

A kibibit is 2.4% larger than a kilobit (1 Kib = 1.024 kb). Using Kib provides clarity when specifically referring to 1,024 bits, distinguishing it from the standard kilobit (1000 bits).

Why are internet speeds measured in kilobits (kbps) or megabits (Mbps)?

Data transmission over networks and communication lines often happens serially, meaning one bit is sent after another. Measuring the speed in bits per second (kbps, Mbps, Gbps) provides a direct count of how many of these individual bits can be transferred over the line in one second. Storage capacity (like hard drives or file sizes) is usually measured in bytes (KB, MB, GB) because data is typically organized and accessed in groups of 8 bits (bytes).

About Terabit (Tb)

How many bits are in a terabit?

There are exactly 1,000,000,000,000 bits (one trillion bits, or 1012 bits) in 1 terabit (Tb), according to the standard SI definition of the prefix 'tera-'.

What is the difference between a terabit (Tb) and a terabyte (TB)?

  • A terabit (Tb) measures data in bits and equals 1012 bits. It is commonly used for data transfer rates.
  • A terabyte (TB) measures data in bytes. According to SI standards, it equals 1012 bytes. It is typically used for measuring storage capacity. (Note: The term tebibyte (TiB) correctly refers to 240 bytes).

Since 1 byte = 8 bits, 1 terabyte (1012 bytes) is equal to 8 x 1012 bits, or 8 terabits. Therefore, a terabyte represents 8 times more data than a terabit.

What is the difference between a terabit (Tb) and a tebibit (Tib)?

  • A terabit (Tb) uses the decimal SI prefix 'tera-' and equals 1012 bits (1,000,000,000,000 bits).
  • A tebibit (Tib) uses the binary IEC prefix 'tebi-' and equals 240 bits (1,099,511,627,776 bits).

A tebibit is approximately 9.95% larger than a terabit (1 Tib ≈ 1.0995 Tb). Use Tb for contexts adhering to decimal standards (like network speeds) and Tib when precise binary multiples (powers of 2) are required (often related to memory or specific storage architectures).

How many gigabits (Gb) are in a terabit (Tb)?

There are 1,000 gigabits (Gb) in 1 terabit (Tb). This is derived from the SI prefixes: 1 Tb = 1012 bits and 1 Gb = 109 bits. Therefore, 1 Tb / 1 Gb = 1012 / 109 = 103 = 1,000.

Conversion Table: Kilobit to Terabit

Kilobit (kb)Terabit (Tb)
10
50
100
250
500
1000
5000
1,0000

All Data Storage Conversions

Bit to ByteBit to KilobitBit to KilobyteBit to MegabitBit to MegabyteBit to GigabitBit to GigabyteBit to TerabitBit to TerabyteBit to PetabitBit to PetabyteBit to ExabitBit to ExabyteBit to KibibitBit to KibibyteBit to MebibitBit to MebibyteBit to GibibitBit to GibibyteBit to TebibitBit to TebibyteBit to PebibitBit to PebibyteBit to ExbibitBit to ExbibyteByte to BitByte to KilobitByte to KilobyteByte to MegabitByte to MegabyteByte to GigabitByte to GigabyteByte to TerabitByte to TerabyteByte to PetabitByte to PetabyteByte to ExabitByte to ExabyteByte to KibibitByte to KibibyteByte to MebibitByte to MebibyteByte to GibibitByte to GibibyteByte to TebibitByte to TebibyteByte to PebibitByte to PebibyteByte to ExbibitByte to ExbibyteKilobit to BitKilobit to ByteKilobit to KilobyteKilobit to MegabitKilobit to MegabyteKilobit to GigabitKilobit to GigabyteKilobit to TerabyteKilobit to PetabitKilobit to PetabyteKilobit to ExabitKilobit to ExabyteKilobit to KibibitKilobit to KibibyteKilobit to MebibitKilobit to MebibyteKilobit to GibibitKilobit to GibibyteKilobit to TebibitKilobit to TebibyteKilobit to PebibitKilobit to PebibyteKilobit to ExbibitKilobit to ExbibyteKilobyte to BitKilobyte to ByteKilobyte to KilobitKilobyte to MegabitKilobyte to MegabyteKilobyte to GigabitKilobyte to GigabyteKilobyte to TerabitKilobyte to TerabyteKilobyte to PetabitKilobyte to PetabyteKilobyte to ExabitKilobyte to ExabyteKilobyte to KibibitKilobyte to KibibyteKilobyte to MebibitKilobyte to MebibyteKilobyte to GibibitKilobyte to GibibyteKilobyte to TebibitKilobyte to TebibyteKilobyte to PebibitKilobyte to PebibyteKilobyte to ExbibitKilobyte to ExbibyteMegabit to BitMegabit to ByteMegabit to KilobitMegabit to KilobyteMegabit to MegabyteMegabit to GigabitMegabit to GigabyteMegabit to TerabitMegabit to TerabyteMegabit to PetabitMegabit to PetabyteMegabit to ExabitMegabit to ExabyteMegabit to KibibitMegabit to KibibyteMegabit to MebibitMegabit to MebibyteMegabit to GibibitMegabit to GibibyteMegabit to TebibitMegabit to Tebibyte

Other Units from Data Storage