Adorama via eBay offers the Rokinon 14mm f/2.8 Ultra Wide Angle Lens for Canon or Sony E-Mount Cameras, model no. FE14M, for $249.99 with free shipping. That's the lowest total price we could find for either version by at least $74. Each features hybrid aspherical lenses, a minimum focusing distance of 28cm, manual focus, and lens hood.
Of note, it's also available for Nikon Cameras for $279.99 with free shipping. That's the lowest total price we could find by $69.