The 2015 Mazda Miata Could Go Lighter, Get SkyActiv, Be More Oval-yPatrick George2/18/14 3:20pmFiled to: 2015 Mazda MiataMazda Miata1297EditPromoteShare to KinjaToggle Conversation toolsGo to permalinkLightness! SkyActiv engines! Ovals! The next-generation 2015 Mazda Miata is said to be getting all of these things when it becomes a reality sometime next year. Here's the latest.