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.
X Vario test data on DxO Mark NX200 test data on DxO MarkSleek, more professional camera design; faster autofocus system and burst modes; solid performance at high ISOs despite the bump up in megapixels.
Significantly more expensive than previous model; slow buffer clearing with RAW images; with kit lens attached, camera becomes less portable.
Outstanding design and build; Exceptionally sharp 28-70mm equivalent zoom lens; Very good still image quality with accurate and realistic colors; Fairly speedy and accurate autofocusing.
Expensive, especially for a fixed-lens compact; Relatively slow f/3.5-6.4 lens; Below average video functionality and quality; Not at all pocketable, about as big and heavy as a mirrorless camera with a moderate zoom lens attached.
