Some users may do not know the difference between Ext2 and Ext3 and want to know which is better. Here is a brief comparison between EXT2 & EXT3: EXT2: The second extended file system which is introduced in 1993. EXT2 does not have journaling feature and supports 16GB - 2TB individual file size. EXT3: The third extended file system that is introduced in 2001. It allows journaling, supporting 16GB - 2TB individual file size. To sum up, EXT3 is a newer file system than EXT2. It performs better than EXT2 in journaling.