Which one of these sub 100$ cases is best

Solution
If you plan on running a lot of drives choose the Thermaltake, if not I'd suggest the 300R, it will cool better with the front fan not blowing through trays, and will have more room in general if you want to go nuts with cable routing.
If you plan on running a lot of drives choose the Thermaltake, if not I'd suggest the 300R, it will cool better with the front fan not blowing through trays, and will have more room in general if you want to go nuts with cable routing.
 
Solution