Gigabyte to Megabyte Converter

Convert gigabyte to megabyte instantly.

Standard data storage units

bit 858993459200
byte 107374182400
kilobyte 104857600
megabyte 102400
terabyte 0.0977
petabyte 0.0001
kibibyte 104857600
mebibyte 102400
gibibyte 100
tebibyte 0.0977

Fun comparisons

text messages 💬~ 671088640
smartphone photos 📷~ 35791.39
MP3 songs 🎵~ 21474.84
HD movies 🎬~ 26.84
1 TB hard drives 💾~ 0.11

How to convert gigabyte to megabyte

Enter your value in gigabyte and see the result in megabyte instantly. The converter includes real-world comparisons - like photos, songs and HD movies - to help you picture what the number means in practice.

Gigabytes describe storage capacity and large files; megabytes describe the individual files stored on a device. Converting GB to MB is common for checking video file sizes, understanding app download sizes and comparing cloud storage usage.

Need the opposite direction? Convert megabyte to gigabyte just as easily, or explore all our data storage conversions.

Common gigabyte to megabyte conversions

Gigabyte (GB)Megabyte (MB)
11024
55120
1010240
2525600
5051200
1001024
500512
10001024

Frequently asked questions

1 gigabyte equals 1024 megabyte.

Multiply by 1024. For example, 5 GB = 5120 MB.

1 hour of 4K video takes roughly 20,000-40,000 MB (20-40 GB) depending on bitrate and codec. iPhone 4K at 60fps uses about 400 MB per minute or 24,000 MB per hour.

1 megabyte equals 0.000976563 gigabyte.

100 gigabyte equals 1024 megabyte.

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