File Size Calculator

File Size Calculator | CalcHub

File Size Calculator

Calculate estimated file sizes based on type and parameters

Image
JPEG, PNG, GIF, etc.
Audio
MP3, WAV, FLAC, etc.
Video
MP4, AVI, MKV, etc.
Document
PDF, DOC, TXT, etc.
%
Low (1%) High (100%)
1 100

Unit Converter

Convert between different file size units

1 MB = 0.001 GB

Storage Comparison

Compare file sizes with common storage devices

Storage Capacity Comparison

689
Floppy Disks (1.44MB)
14
CDs (700MB)
2
DVDs (4.7GB)
0.1
USB Drives (16GB)

File Size Analysis

4.2
MB
4,200 KB
4.2 MB
0.0042 GB
Size Breakdown Amount
Base File Size
3.5 MB
Compression
-1.2 MB
Multiple Files
+1.9 MB
Total Estimated Size 4.2 MB

Storage Requirements

0.02%
of 64GB Smartphone
0.004%
of 1TB Laptop
0.0004%
of 1TB Cloud Storage
0.000004%
of 100TB Server

Quick Conversion

4.2 MB = 0.0042 GB

Optimization Tips

  • Consider using WebP format for images to reduce file size by 25-35% compared to JPEG
  • For documents, PDF compression can reduce file size while maintaining quality
  • Audio files can be optimized by adjusting bitrate based on your quality requirements
  • Video files benefit from modern codecs like H.265 which offer better compression

How It Works

This calculator estimates file sizes based on format, quality settings, and other parameters. The calculations use average compression ratios and bitrates for each file type.

Actual file sizes may vary based on content complexity and specific encoding settings.

Common File Sizes

File Type Typical Size Example
Web Page 1-2 MB Average website
High-Res Photo 3-6 MB 12MP JPEG
3-min Song 3-6 MB 128kbps MP3
1-hr Podcast 30-60 MB MP3 audio
HD Movie 1-3 GB 1080p video
4K Movie 10-20 GB Ultra HD video

Size Units Explained

Byte (B): Basic unit of digital information (8 bits)

Kilobyte (KB): 1,024 bytes

Megabyte (MB): 1,024 kilobytes (1,048,576 bytes)

Gigabyte (GB): 1,024 megabytes (1,073,741,824 bytes)

Terabyte (TB): 1,024 gigabytes (1,099,511,627,776 bytes)

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