The feel of the 7D is through the magnesium casing used well. The camera fits comfortably in your hand. All buttons can be good and serve AREAS. Many buttons can be assigned freely. The Quick menu defines the functions most frequently used on the display. This functions can be quickly and easily (even at night) to retrieve. The 7D is much better than, for example sealed yet the 40D. One can the camera So confidently Insert even in bad weather.
By the 7D 18MP still leaves enough room for cropping photos. The new AF with 19 cross-type sensors work quickly and precisely. The many setting possibilities of AF it is worth the manual thoroughly study the results with the AF to improve. I think it is a setting available (and necessary) for every application. It can be the AF MeĆfeldwahl also separated still cross and high Format adjust.
With 8B / s, the 7D is fast enough to capture all the details of a movement.
As helpful as practical is the built-in electronic level that can be shown on the display.
The 7D delivers excellent and very detailed images, provided in accordance with good lenses. Even with ISO 1600 and 3200 can be really still make good and useful photos.
The batteries last for about 800-1200 images. It can be used only original Canon battery. The batteries for the 5DMKII and 7D are the same.