Galaxy S4 vs. Note 2 vs. Nexus 4 vs. iPhone Microscope Screen Comparison!
For those of you wondering about the new AMOLED 1080P HD 1920×1080 screen on the new Samsung Galaxy S4 fairs among smartphones, you can check out some of the comparisons I did using my Dino Lite USB Digital Microscope (which does up to 230X zoom).