Convert Bits to Gigabits (bit to Gbit)
1 bit = 1 × 10⁻⁹ gigabits (Gbit). 1 Gbit = 1000000000 bit. Example: 15 bit = 15 × 1 × 10⁻⁹ = 1.5 × 10⁻⁸ Gbit.
Also searched as bits to Gbit, bits in Gbit, bits into gigabits, bit to Gbit, bit in gigabits, bit into gigabit, bit to gigabit, bit to gigabits converter and how many gigabits in a bit.
1 bit = 1e-9 Gbit
Type in either box. Scientific notation works: 1.5e-3.
Converting a list? Use the bulk bit to gigabit converter to paste a column from Excel.
How to Convert Bit to Gigabit
- 1 bit = 1 × 10⁻⁹ Gbit
- 1 Gbit = 1000000000 bit
- Example: convert 15 bit to Gbit: 15 bit = 15 × 1 × 10⁻⁹ Gbit = 1.5 × 10⁻⁸ Gbit
Formula
Gbit = bit ÷ 1000000000
Derivation from SI units:
- The basic unit of information: one binary digit, 0 or 1.
- 1 Gbit = 10⁹ bits.
Both units are defined exactly, so the factor is exact. Bit definition: bit; Gigabit definition: gigabit.
Worked examples
- A reading of 16 bit converts to 1.6 × 10⁻⁸ Gbit.
16 bit × 1 × 10⁻⁹ = 1.6 × 10⁻⁸ Gbit - A value of 128 bit is 1.28 × 10⁻⁷ Gbit.
128 bit × 1 × 10⁻⁹ = 1.28 × 10⁻⁷ Gbit
Bit to Gigabit conversion table
| Bits (bit) | Gigabits (Gbit) |
|---|---|
| 1 bit | 1 × 10⁻⁹ Gbit |
| 4 bit | 4 × 10⁻⁹ Gbit |
| 8 bit | 8 × 10⁻⁹ Gbit |
| 16 bit | 1.6 × 10⁻⁸ Gbit |
| 32 bit | 3.2 × 10⁻⁸ Gbit |
| 64 bit | 6.4 × 10⁻⁸ Gbit |
| 128 bit | 1.28 × 10⁻⁷ Gbit |
| 256 bit | 2.56 × 10⁻⁷ Gbit |
| 512 bit | 5.12 × 10⁻⁷ Gbit |
| 1024 bit | 0.000001024 Gbit |
Where it's used
Bits are used for network speeds (bits per second), while gigabits appear in DRAM and NAND flash chip densities. Both measure amount of digital information, so the conversion is a fixed factor.
Bit to other data storage units
| Conversion | 1 bit equals |
|---|---|
| bit to gigabit | 1 × 10⁻⁹ Gbit |
| bit to byte | 0.125 B |
| bit to kilobyte | 0.000125 kB |
| bit to megabyte | 1.25 × 10⁻⁷ MB |
| bit to gigabyte | 1.25 × 10⁻¹⁰ GB |
| bit to terabyte | 1.25 × 10⁻¹³ TB |
| bit to megabit | 0.000001 Mbit |
| bit to kibibyte | 0.0001220703125 KiB |
Show 5 more units
| bit to mebibyte | 1.192092896 × 10⁻⁷ MiB |
|---|---|
| bit to gibibyte | 1.164153218 × 10⁻¹⁰ GiB |
| bit to kilobit | 0.001 kbit |
| bit to petabyte | 1.25 × 10⁻¹⁶ PB |
| bit to tebibyte | 1.136868377 × 10⁻¹³ TiB |
Frequently asked questions
How many gigabits are in 1 bit?
1 bit = 1 × 10⁻⁹ Gbit.
How do I convert bits to gigabits?
Multiply the value in bit by 1 × 10⁻⁹, or divide it by 1000000000. For example, 15 bit × 1 × 10⁻⁹ = 1.5 × 10⁻⁸ Gbit.
Is the bit to Gbit conversion exact?
Yes. Both units are defined exactly, and 1 bit is exactly 1 × 10⁻⁹ Gbit.
Sources
- The International System of Units (SI), 9th edition (SI Brochure), Bureau International des Poids et Mesures , Table 7 (SI prefixes); hertz, Table 4.
Last reviewed: . Factors are stored exactly and computed with 50-digit decimal arithmetic. See how we verify conversion factors.
Cite this page
APA
Scientific Converters. (2026, October 15). Convert Bits to Gigabits (bit to Gbit). Retrieved October 25, 2026, from https://scientificconverters.com/data-storage/bits-to-gigabits/
IEEE
Scientific Converters, "Convert Bits to Gigabits (bit to Gbit)," scientificconverters.com. Accessed: Oct. 25, 2026. [Online]. Available: https://scientificconverters.com/data-storage/bits-to-gigabits/