Not based on price but pure quality and pound what would you say is better between the Diamond Audio D312D2.2 and the Orion XTR122?
I would go with the diamond among your choices but don't get the dual voice coil 2ohm, you'll want the DVC 4ohm version so you can wire the sub at 2ohms.
i read that all diamond products online are fake knckoffs cause they dont have any sellers. i read that on their site too i think