Help! Breast pump reviews!

I am able to get one of these pumps through my insurance, but would like to hear about some of them before making a decision.

Has anyone used any of these? Or know anything about them?:

1) Medela pump in style advanced breast pump

2) Amēda purely yours electric breast pump

3) Amēda purely yours ultra personal double electric breast pump

4) Tomy quiet expressions breasy pump

5) speCtra 2 hospital strength breast pump

6) Natures Bond pure breast pump

7) Hygeia Q breast pump

8) Lansinoh signature pro breast pump.