Pixel 4 is the latest flagship device from Google. The device boasts of 90Hz OLED display, new telephoto cameras, Snapdragon 855 SoC and a new f/2.0 aperture. There are a lot of different 4K wallpapers available for the phone. The photos taken with the Pixel’s camera are excellent, and the stock wallpapers look good on the phone. Those who want to personalize their phone can download a free 4K wallpaper from Google’s official website.