The best replacement for raid 0 is raid 1.

The best alternatives to raid 0 are rated as following:
★★★★★  raid 1
★★★★  raid 5
★★★  ssd
★★  jbod
★★  raid 10
★  no raid
★  single drive
★  raid 1 performance
  raid 5 performance
  raid 5 speed
  span
  raid 1 faster
  raid 1 ssd
  jbod nas
  ssd speed
  velociraptor
  raid 6
  non raid
  lvm
  ssd faster
  trim
  raid 10 performance
  hybrid drive
  single hard drive
  ssd benchmark

Your alternative for raid 0 is not listed? Suggest!
Speaking about raid 0, one probably shouldn't forget about hot spare.

Other search terms related to raid 0 and their ratings are:
★★★★★ hot spare
★★★★★ ssd and hdd
★ trim
You have in mind a companion for raid 0 and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of raid 0 in all years. Click on graph for more.
raid 0
raid 1
raid 5