Sysracks or Startech rack?

https://www.startech.com/en-ca/server-management/rk619wall

https://sysracks.ca/product/6u24in-depth-wall-mount-enclosure-sre6-600/

I need a rack that is 13 inches or 330mm or shorter. These two seem to be the best choice. There is a bit of a price difference. Why? Which one would you go with?