Question: what is the difference between iphone 7 and iphone 7 plus?
Answer: The iPhone 7 has a 4.7 inch, 1334×750 display with a resolution of 326 ppi. The iPhone 7 Plus has a 5.5 inch, 1920×1080 display with a resolution of 401 ppi. The screen ratios are practically identical, so everything looks the same on both phones; it's just that it's all a little bigger on the Plus.