The best replacement for 1tb is 500gb.

The best alternatives to 1tb are rated as following:
★★★★★  500gb
★★★★★  2tb
★★★★  750gb
★★★  2tb hard drive
★★★  1gb
★★  500gb hard drive
★  2 500gb
★  512gb
  western digital 1tb
  128gb ssd
  500gb external hard drive
  1000gb
  500mb
  2x500gb
  640gb
  250 gb
  seagate 1tb
  500gb bigger

Your alternative for 1tb is not listed? Suggest!
Speaking about 1tb, one probably shouldn't forget about external power supply.

Other search terms related to 1tb and their ratings are:
★★★★★ external power supply
You have in mind a companion for 1tb and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of 1tb in all years. Click on graph for more.
1tb
500gb
2tb