BMP (Bitmap) - Don't Use

TIFF (Targetted Image File Format) - Don't Use

GIF (Graphic Interchange Format)

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256 colors, 79Kb 		Previous
Previous
256 colors, 9Kb 		Previous

JPEG (Joint Photographic Experts Group)

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Maximum, 132Kb 		Previous
Previous
Maximum, 27Kb 		Previous

PNG (Portable Network Graphics)

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24 bit, 16Kb 		Previous
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24 bit, 54Kb 		Previous

Transparency


JPEG (12Kb)
GIF (5Kb)
PNG (7Kb)

Other:

JFIF (JPEG File Interchange Format)
AVIF (AV1 Image File Format, based on video)

Apple:
HEIF (High Efficiency Image File Format)
HEIC (High Efficiency Image Coding)

Google:
WebP

Scalable Vector Graphics

Raster X1, 2KB
 Raster X4, 2KB
SVG X1, 113B
 SVG X4, 113B