计算器
File Size Converter
Convert file sizes between bytes, KB, MB, GB, TB, bits and binary units (KiB, MiB, GiB) — instant and accurate
1 Gigabyte (GB) = 1,000 Megabyte (MB)
All Unit Conversions
1 GB converted to all units
bBit
8,000,000,000
kbKilobit
8,000,000
MbMegabit
8,000
GbGigabit
8
BByte
1,000,000,000
KBKilobyte
1,000,000
MBMegabyte
1,000
GBGigabyte
1
TBTerabyte
0.001000
PBPetabyte
1.0000e-6
KiBKibibyte
976,562.5
MiBMebibyte
953.674316
GiBGibibyte
0.931323
TiBTebibyte
9.0949e-4
PiBPebibyte
8.8818e-7
Quick Reference — Common Sizes
Decimal vs Binary
- • Decimal (SI): 1 KB = 1,000 bytes
- • Binary (IEC): 1 KiB = 1,024 bytes
- • Hard drives use decimal (SI) units
- • RAM/OS often use binary (IEC) units
- • This is why a 1 TB drive shows ~931 GiB
100% Private
All conversions happen instantly in your browser — no data is sent to any server.