Imaging: 14.1MP (effective, based on X3 sensor that has three RGB-sensitive layers of 1760x2640 pixels each). 12 bits/color in RAW format.
Storage: CF Type I and II, Microdrive. Stores JPEG or RAW.
Burst rate: Up to 6 Hi-quality JPEGs at 3 fps (tested using a SanDisk Extreme III 8GB card and LCD turned off).
AF system: TTL phase difference with 5 selectable AF zones with center cross-type. Sensitive down to EV -1 (at ISO 100, f/1.4).
Shutter speeds: 1/4000 to 30 sec plus B (1/3-EV increments).
Metering: 8-segment evaluative, limited-area, and center-weighted average metering. No true spotmeter. EV 1-20 (at ISO 100).
ISO range: 100-800 (in 1-EV increments) plus ISO 1600 via custom setting.
Flash: Built-in pop-up with S-TTL metering and GN 38 (ISO 100, feet). Flash sync at 1/180 sec. Dedicated hot-shoe.
Viewfinder: Fixed eye-level pentaprism.
LCD: 2.5-in. TFT with 150,000-pixel resolution.
Batteries: Rechargeable BP-21 Li-ion; 500 shots per charge (CIPA rating).
Size/weight: 5.7x4.2x3.2 in.; 1.8 lb with card and battery (body only).
Street price: $1,600, body only.
For info: www.sigmaphoto.com.