GB to GiB & TB to TiB Converter

Convert between decimal storage units such as GB and TB and binary units such as GiB and TiB.

GB vs GiB

1 GB = 1,000,000,000 bytes, while 1 GiB = 1,073,741,824 bytes. That difference is why the same drive or file can appear to have different numeric sizes depending on the units used.

TB vs TiB

1 TB = 1,000 GB. A tebibyte (TiB) uses powers of 1024 instead. Keeping these units separate makes transfer-time and storage calculations easier to understand.