Canon G1X Mark II many sample images surfaced over the web today, the image look good at 100%, you can view full size sample images from Canon Japan website and some small size available at Canon UK website.
The Canon G1X Mark II features newly developed sensor 1.5inch sensor, newly developed DIGIC 6 Image Processor, you also get 1x more optical zoom from its predecessor (5x Zoom Lens), the G1X Mark II also records Full HD 1080p Video Recording at 30 fps and on the rear side we have 3.0″ 1,040k-Dot Tilting Touchscreen LCD and Built-In Wi-Fi Connectivity with NFC.
Also take a look at – Canon G1X Mark II vs Canon G1X specification comparison