On Monday, at the “Glowtime” event, Apple Inc. (NASDAQ:AAPL) released its next-generation iPhone 16 smartphones. Naturally, consumers are faced with the question of whether it is worth upgrading their already existing one-year-old premium model to iPhone 16 Pro. For those who are trying to understand whether the upgrade is worth the investment, here are the key differences between iPhone 15 Pro and iPhone 16 Pro models: Display Size, Design, And Build The iPhone 16 Pro features a 6.3-inch display, an upgrade from the 6.1-inch screen on the iPhone 15 Pro. While both iPhones feature an OLED disp…