LG G4 is powered by a Hex-Core 1.8GHz Qualcomm Snapdragon 808 processor and 3GB of RAM. It features a Quad HD 5.5″ IPS Quantum LCD display, 32GB internal storage, with up to a further 128GB available via microSD, and wireless charging capability. The rear facing shooter comes in at 16MP and features an f1.8 aperture, phase detection/laser focus, optical image stablization and 4K video recording at 30FPS. The front facing camera has an 8MP sensor and is capable of 1080p video at 30FPS.
CM 13 ROM running on Android 6.0.1 is available for LG G4. CM 13 not only has better features than the stock LG ROM, but also gives better performance. If you want to install CM 13 on LG G4, a detailed guide is given below.