Compare Galaxy S9+ and LG style 3 and SHARP AQUOS R2 compact and SHARP AQUOS zero and ROG Phone and OPPO Find X and Xperia XZ3 and Pixel 3 and Pixel 3 XL and Galaxy Note9 and HTC U12+ and Xperia XZ2 Premium and Xperia XZ2 Compact and Zenfone 5Z and SHARP AQUOS R2 and Xperia XZ2 and Galaxy S9 with thickness and thinness graphs.
Thinness is something that is often overlooked when purchasing a smartphone. Even if the size is large, a thin phone will be easier to hold.