W30 may refer to: W30 (nuclear warhead) Mercedes-Benz 150H, a rear-engined car Nhuwala language PENTAX Optio W30, a digital camera Roland W-30, a music workstation Sony Cyber-shot DSC-W30, a digital camera , an Empire ship Toyota MR2 (W30), a sports car Watkins 30, an American sailboat Westland 30, a British helicopter