KiB to MiB Converter
Convert kibibytes to mebibytes — divide by 1,024. Results update as you type; exact factors shown.
One kibibyte (2¹⁰) is 0.001 mebibyte (2²⁰) — see the exact factor, not a rounded rule of thumb.
How the kib to mib converter works
Storage converts through the byte (8 bits). Drive makers and network speeds use decimal prefixes (1 GB = 10⁹ bytes); operating systems often report binary units (1 GiB = 2³⁰ = 1,073,741,824 bytes) — sometimes labelled "GB". The gap is 7.4% at the gigabyte and 10% at the terabyte.
The US uses customary units (US gallon, short ton, °F) in daily life; NIST SP 811 gives the exact SI factors.
Common data conversions
| From | To | Units |
|---|---|---|
| 256 KiB | 0.25 MiB | kibibyte (2¹⁰) to mebibyte (2²⁰) |
| 512 KiB | 0.5 MiB | kibibyte (2¹⁰) to mebibyte (2²⁰) |
| 1,024 KiB | 1 MiB | kibibyte (2¹⁰) to mebibyte (2²⁰) |
| 2,048 KiB | 2 MiB | kibibyte (2¹⁰) to mebibyte (2²⁰) |
| 4,096 KiB | 4 MiB | kibibyte (2¹⁰) to mebibyte (2²⁰) |
| 8,192 KiB | 8 MiB | kibibyte (2¹⁰) to mebibyte (2²⁰) |
| 10,000 KiB | 9.7656 MiB | kibibyte (2¹⁰) to mebibyte (2²⁰) |
| 16,384 KiB | 16 MiB | kibibyte (2¹⁰) to mebibyte (2²⁰) |
| 32,768 KiB | 32 MiB | kibibyte (2¹⁰) to mebibyte (2²⁰) |
| 65,536 KiB | 64 MiB | kibibyte (2¹⁰) to mebibyte (2²⁰) |
| 131,072 KiB | 128 MiB | kibibyte (2¹⁰) to mebibyte (2²⁰) |
| 1,048,576 KiB | 1,024 MiB | kibibyte (2¹⁰) to mebibyte (2²⁰) |
Units in this converter and their exact factors
| Unit | Symbol | One unit in bytes |
|---|---|---|
| bit | bit | 0.125 byte |
| byte | B | 1 byte |
| kilobyte (10³) | kB | 1,000 byte |
| megabyte (10⁶) | MB | 1,000,000 byte |
| gigabyte (10⁹) | GB | 1,000,000,000 byte |
| terabyte (10¹²) | TB | 1,000,000,000,000 byte |
| kibibyte (2¹⁰) | KiB | 1,024 byte |
| mebibyte (2²⁰) | MiB | 1,048,576 byte |
| gibibyte (2³⁰) | GiB | 1,073,741,824 byte |
| tebibyte (2⁴⁰) | TiB | 1,099,511,627,776 byte |
FAQFrequently asked questions about data conversion
How many KiB in a MiB?
1,024.
What is 2,048 KiB?
Two mebibytes.
What is 1,000 KiB?
0.977 MiB.
Why are page sizes powers of two?
Because address arithmetic on a power of two is a bit shift rather than a division, which matters enormously in a memory manager.
What is 1,048,576 KiB?
One gibibyte.
Where these figures come from
- BIPM — The International System of Units (SI Brochure, 9th edition) — definitions of the base and derived units.
- NIST Special Publication 811 — Guide for the Use of the International System of Units — the exact conversion factors used here.
- National Institute of Standards and Technology (NIST) — United States's national measurement authority.
Last checked: September 2026. Conversion factors are fixed by definition and do not change with tax years or regulations.