Are the iPhone 11 and iPhone 12 the Same Size?
The iPhone 11 and the iPhone 12 feature exactly the same screen size (6.1 inches) but by comparison the iPhone 12 is actually a little smaller. The iPhone 12 also weighs almost 1 ounce less than the iPhone 11.
iPhone 11: 150.9 x 75.7 x 8.3 mm (5.94 x 2.98 x 0.33 in)
iPhone 12: 146.7 x 71.5 x 7.4mm (5.78 x 2.82 x 0.29 in)