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URI: http://www.j-a-b.net/web/graf/graf-compare-data
last updated: 2009-12-04
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Subject Index

Graphic's Files Formats — Data Comparison

The following chart compares common and important properties of the graphic's file formats JPG, PNG, and GIF. More detailed information about these formats can be found on the corresponding pages.

Property jpg png gif
Type bitmap bitmap bitmap
Colour Depth 24bit min: 1bit
max: 48bit		 min: 1bit
max: 8bit
Maximum Number of Colours 16,777,216 4,294,967,296
plus alpha-channel		 256
Transparency no yes yes
Alpha-Channel no yes no
Animation no no yes
popupProgressive Loading yes
method: progressive		 yes
method: progressive		 yes
method: interlaced
Compression lossy lossless lossless
W3C-Standard no yes no
Optimal Area of Application photos graphics, transparent and semi-transparent images animated graphics
Browser Support
current browser versions June 2004
Browser jpg png gif
Opera yes yes yes
Gecko yes yes yes
Internet Explorer yes partial
(not supporting alpha-channel)		 yes
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