Sony a7S III Has Same Size as a7R IV Based on leaked product images of Sony a7S III(B&H Photo Video /Adorama/Amazon), weibo user has made a comparison of Sony a7S III Vs. Sony a7R IV (B&H/Amazon/Adorama). From the comparison, we can see that a7S III has same size and design as a7R IV. Get instantly notified by e-mail when Sony a7S III is Available for Pre-order ! Enter Your Email: *Please also check your spam folder if you don’t get the confirmation mail. Related posts: Sony a7S III & Sony a6700 Specs Predictions Full Specs of Sony a6100 and a6600 now Leaked Online ! Sony a9 II to be Announced Ahead of PhotoPlus EXPO in Late October Get Instantly Notified when Sony a7S III is Available for Pre-order !