Micro four Thirds cameras, along with other mirrorless bodies, have always been billed as smaller than DSLRs. While they definitely are, Panasonic’s Lumix GH- and G-series bodies take their design cues from the reflex cameras that came before them. The latest flagship model from Panasonic, the Lumix GH3 ($1,298, street, body only), is the largest interchangeable-lens compact yet made, but also marks a new level of camera for this format.