According to the latest design patterns found online, the next iPhone 7 should be slightly smaller, but more often than the current iPhone 6s.
Continues the succession of information, rumors, images and concepts about upcoming iPhone 7. According to the image you find here above, the iPhone 7 will have different dimensions than the current iPhone 6s, probably keeping the same display size . The new smartphone from Apple should have the size of about 67.06 mm x 138.29 mm and a thickness of 7.15 mm. Smaller but more often, even if very little, compared to the current iPhone 6s which measures 67.1 mm x 138.3 mm and has a thickness of 7.1 mm.
From the source you can also guess the likely input jacks for headphones removal, a displacement of the rear bands on the body of the device and the presence of a new module for the camera.