For Prime members only, Amazon offers preorders of the Sony PSVR Aim Controller Farpoint Bundle for PlayStation 4 for $79.99. In-cart it drops to $63.99. With free shipping, that's the lowest total price we could find by $16. The bundle includes the Sony PSVR Aim Controller and the virtual reality game Farpoint for PlayStation 4.
Note: It's expected for release on May 16.