Buy.com offers the BenQ 720p 3D-Ready DLP Projector, model no. MX501, for an in-cart price of $369.99. With free shipping (select "budget shipping" at the final stage of checkout), that's the lowest total price we could find by $20. Features include a 1024x768 (720p) native resolution, 2,500 lumens brightness, 4,000:1 contrast ratio, USB port, and VGA, component, and other video inputs.

Update: Resolution corrected.