Olympus E-420 vs Sony T90

Following is a extensive overview of the Olympus E-420 versus Sony T90, one is a Entry-Level DSLR and the latter is a Ultracompact by companies Olympus and Sony. The resolution of the E-420 (10MP) and the T90 (12MP) is pretty well matched but the E-420 (Four Thirds) and T90 (1/2.3") boast different sensor dimensions.

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The E-420 was announced 7 months prior to the T90 and they are of a similar generation. Both of these cameras have different body design with the Olympus E-420 being a Compact SLR camera and the Sony T90 being a Ultracompact camera.

Before going into a comprehensive comparison, here is a quick highlight of how the E-420 scores against the T90 when it comes to portability, imaging, features and an overall score.

Below is a preview of the gallery images for Olympus E-420 and Sony Cyber-shot DSC-T90. The whole galleries are available at Olympus E-420 Gallery and Sony T90 Gallery.

If you are aiming to carry around your camera often, you have to think about its weight and proportions. The Olympus E-420 features physical measurements of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") and a weight of 426 grams (0.94 lbs) whilst the Sony T90 has measurements of 94mm x 57mm x 15mm (3.7" x 2.2" x 0.6") and a weight of 148 grams (0.33 lbs).

See the Olympus E-420 versus Sony T90 in the all new Camera and Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will change based on the lens you are utilizing at the time. The following is a front view over all size comparison of the E-420 versus the T90.

Taking into account size and weight, the portability grade of the E-420 and T90 is 77 and 96 respectively.

Oftentimes, it's tough to picture the gap between sensor sizes purely by looking at specs. The picture here might give you a stronger sense of the sensor sizing in the E-420 and T90.

As you can plainly see, each of these cameras have different megapixels and different sensor sizes. The E-420 with its bigger sensor is going to make shooting shallow DOF simpler and the Sony T90 will give more detail with its extra 2 Megapixels. Higher resolution can also let you crop shots a bit more aggressively. The more aged E-420 is going to be behind with regard to sensor tech.