GB to KB Converter Video

Convert gigabytes to kilobytes for video file sizes — supports both decimal (SI) and binary (IEC) standards.

GB → KB Video Size Calculator

KB = GB × 1,000,000 (decimal) | KiB = GB × 1,048,576 (binary)

Video Size (GB)

Kilobytes — Decimal (KB)

Kilobytes — Binary / IEC (KiB)

Megabytes — Decimal (MB)

GB to KB for Video Files

Video files — especially 4K, RAW footage, or long recordings — can easily reach tens of gigabytes. Use this converter to check exact kilobyte sizes for upload limits, streaming quotas, or storage planning.

Decimal (SI): 1 GB = 1,000,000 KB — used by storage manufacturers and most streaming platforms.

Binary (IEC): 1 GiB = 1,048,576 KiB — used by Windows and most operating systems when reporting file sizes.

Frequently Asked Questions

How do you convert GB to KB for video files?

Multiply GB by 1,000,000 (decimal SI). Formula: KB = GB × 1,000,000.

How many KB is 1 GB of video?

1 GB = 1,000,000 KB (decimal/SI) or 1,048,576 KB (binary/IEC).

What is a typical video file size in KB?

A 1-minute 1080p video is roughly 100–500 MB (100,000–500,000 KB). A 4K video can be 1–4 GB per minute.

What is 4 GB in KB?

4 GB = 4,000,000 KB (decimal) or 4,194,304 KB (binary).

Is this calculator free?

Yes, it runs entirely in your browser with no sign-up required.