The Samsung Galaxy S9 Plus mobile features a 6.2" (15.75 cm) display with a screen resolution of 1440 x 2960 pixels and runs on Android v8.0 (Oreo) operating system. The device is powered by Octa core (2.7 GHz, Quad core, M2 Mongoose + 1.7 GHz, Quad core, Cortex A53) processor paired with 6 GB of RAM. As far as the battery is concerned it has 3500 mAh. Over that, as far as the rear camera is concerned this mobile has a 12 MP camera . Other sensors include Light sensor, Proximity sensor, rgbw sensor, Accelerometer, Barometer, Compass, Gyroscope. So, does it have a fingerprint sensor? Yes, it does. For graphical performance that can make games run smoothly, this phone has got a Mali-G72 MP18 GPU. On board storage is at 64 GB with the option to expand the memory by Yes Up to 400 GB. Design is one of the most important factors when it comes to mobiles. This phone is 8.5 mm slim and weighs 189 grams.