SLR Camera Comparison - Rebel XSi, D40, EOS 40D and D90

There are tons of digital SLR cameras available that have promising potential, making it hard for some consumers to narrow down their choices and pick out one that best suits their needs. So to make choosing a bit easier for potential camera buyers, we'll look at four of the more popular DSLRs today: the Rebel XSi, Nikon D40, Canon EOS 40D, and Nikon D90.

Canon EOS Digital Rebel XSi

The Digital Rebel XSi measures around 12 inches with the body weighing 16.8 oz. The shutter speed is 1/4000 sec and has a 3.5 frames per second shooting speed. Like other digital SLR cameras, the Canon EOS Digital Rebel XSi also has image-stabilized lens kit and a built-in sensor cleaning system. In addition to spot meter, nine point autofocus, and mirror lockup, the Rebel XSi also comes with software dust removal and 35-zone metering. The ISO range is from 100 to 1600. Another great feature of the Rebel XSi is the Auto Lighting Optimizer which improves shadow detail and highlights. You can also opt to get the automatic depth of field and wireless remote and flash option available with the camera.

Nikon D40

Among the features that the Nikon D40 has that give it a regular spot in SLR camera comparison articles are the following: 1/4000-second shutter speed, nine different program modes and settings, in-camera editing, and 1/500-second flash sync. The D40 also comes with built-in help files to make it easier for users to familiarize themselves with the camera. The D40 has TTL flash metering and color matrix metering system. The ISO range is from 200-1600, giving users different ISO options depending on the type of shots they intend to take. The D40 weighs around 17 ounces, has a 2.5 frames per second shooting speed, and comes with optional wireless remote feature.

Canon EOS 40D

The Canon EOS 40D has a sturdy magnesium body that makes the camera less prone to damage due to weather conditions. It has a shutter speed of 1/8000 sec, 6.5 frames per second shooting speed, and 1/250-second flash sync. Measuring 10.13 inches, the Canon EOS 40D scores points for having a Live View features on the LCD screen with optional grid overlay. Like other digital SLR cameras, the EOS 40D also has software dust removal and built-in sensor cleaning. Among other features are mirror lockup, 9-point autofocus, spot meter, Highlight Tone Priority, ISO range of 100 to 1600, and six program modes.

Nikon D90

The Nikon D90 may not have mirror lockup and focus adjustment, but this 12.33-inch baby has video capabilities with monaural sound, 24 frames per second video image capture, and support for the following formats: VGA, QVGA, and HD. For still shots, however, the D90 has 4.5 frames per second shooting speed, ISO range of 100-6400, spot meter, 11 automatic focus points, and customizable settings. The D90 sells for an estimated price of US $1,120.

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