My father is using this mobile since 2 months I also use sometimes but we both didn’t get any cons of it we just like this mobile .!
The feature of LG G6 that I like her it has dual rear camera with 16 megapixel along with some special features is front facing camera is of 12 megapixel which device comes with high quality display and has stunning 565 PPI pixel density.
There is rear mounted fingerprint scanner Snapdragon 821 CPU and adreno 530 GPU it has the support of 6 GB RAM along with large International also comes with Corning Gorilla Glass 5 that can produce new screen from scratches it has ended 7. 0 naugat . The battery of LG G6 have fast charging capacity.
Just only go for it !