Excellent image quality; Solid, weather-sealed body; Retro design that actually makes sense in a digital camera; Very low viewfinder lag for single-servo shooting; Fast burst shooting with great buffer depths; In-camera Wi-Fi connectivity
Exposure compensation dial is easily bumped; Four-way controller buttons are hard to press; Significant viewfinder lag for burst shooting; No raw files above ISO 6,400; Default settings strongly limit JPEG dynamic range
Superb build quality; Amazing EVF; Great image quality from RAW files; Good high ISO performance; Very good dynamic range; Very low shutter lag; Fast AF on stationary objects; Class-leading ~11 fps burst mode; 4K DCI and UHD video; Full HD up to 120p. Built-in Wi-Fi and GPS; Dual card slots; Decent battery life for its class.
Big for a full-frame mirrorless camera; Very slow buffer clearing; Contrast-detect AF system struggles with moving subjects; In-camera JPEGs are muted and dull; Very limited native lens selection (but supports many other Leica lenses via adapters); Expensive.