The best replacement for ext4 is ext3.

The best alternatives to ext4 are rated as following:
★★★★★  ext3
★★★★  xfs
★★★★  ntfs
★★★  btrfs
★★  reiserfs
★★  jfs
★★  zfs
★★  fat32
★★  rfs
★  ext3 ubuntu
★  hfs+
★  btrfs ssd
★  lvm
★  f2fs
  ext2
  exfat
  ext3 qnap
  xfs mysql
  ntfs benchmark
  fat32 android
  reiser
  ufs
  ext3 performance
  xfs performance
  reiser4

Your alternative for ext4 is not listed? Suggest!
Speaking about ext4, one probably shouldn't forget about ubuntu 9.04.

Other search terms related to ext4 and their ratings are:
★★★★★ ubuntu 9.04
★★★★ jaunty
You have in mind a companion for ext4 and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of ext4 in all years. Click on graph for more.
ext4
ext3
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