Maximum effective ISO is an estimate of the highest sensitivity at which a camera can capture excellent quality photos.
Cameras with higher effective ISO will be better choices for indoor photography, night shooting, and indoor sports photography, especially if you intend to make large prints.
You can learn more at our glossary entry.
Maximum effective ISO test data courtesy of DxO Mark.G9X test data on DxO Mark S100 test data on DxO Mark
Slimmer than past models; 12-megapixel resolution sensor improves on image quality across ISO range; Video includes 1080p, autofocus, and zoom during recording; HDR mode works well.
Costs $30 more; Slight buzz when zooming while recording video; Grip isn't as useful as it could be; Slow autofocus.
Smallest 1-inch sensor camera available; Slips in a pants pocket almost unnoticed; Bright lens at wide-angle; Great image quality; Swift 6.5 fps JPEG burst shooting; Intuitive touch-screen control; In-camera Wi-Fi gets images onto your phone easily
Limited 3x zoom range; Tighter wide-angle than competitors; JPEG buffer limited to 10 frames; very slow bracketing / raw burst shooting; Touch-screen menus take lots of tapping; Poor battery life