. Both are used to store digital images in raster format.
     JPEG makes unidentifiable changes to image which cannot be distinguished by human eye.
     It reduces file size upto 1/10th to 1/20th of original size.
     JPEG can choose amount of compression in image editors like Adobe PhotoShop etc.
     . Differences in them is described in table below:
AcronymJoint Photographic Experts GroupBitMap
Developed byJoint Photographic Experts GroupMicrosoft
CompressionLossy CompressionNo compression
Image QualityLess compared to BMPHigher compared to JPEG
File SizeSmaller compared to BMPLarger compared to JPEG
TransperancyDoesn't supportsSupports
ApplicationsUsed in digital Cameras, storing and transmitting images over webUsed for Windows platform, image editing.
Pros. Supported by all operating systems
. Supported in all cameras, photoprinters and editing softwares
. Size/Quality ratio is satisfactory
. Works well with Windows OS.
Cons. Not suitable for logos, iconic graphics.
. Loss of information.
. Does not scale or compress well.
. Huge file size makes web unfriendly.
. No real advantage over other image formats