The best replacement for superdrive is combo drive.

The best alternatives to superdrive are rated as following:
★★★★★  combo drive
★★  combo drive mac
★  optical drive
★  combo
★  superpump
★  macbook air superdrive
★  superpump max
  super pump
  combo mac
  24x combo drive
  no superdrive

Your alternative for superdrive is not listed? Suggest!
Speaking about superdrive, one probably shouldn't forget about mac mini.

Other search terms related to superdrive and their ratings are:
★★★★★ mac mini
★★★ macbook pro
★ macbook air
You have in mind a companion for superdrive and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of superdrive in all years. Click on graph for more.
superdrive
combo drive
combo drive mac