Olympus SP-620 UZ vs Sony A390

Following is a extensive assessment of the Olympus SP-620 UZ versus Sony A390, former is a Small Sensor Superzoom while the latter is a Entry-Level DSLR by rivals Olympus and Sony. The resolution of the SP-620 UZ (16MP) and the A390 (14MP) is pretty well matched but the SP-620 UZ (1/2.3") and A390 (APS-C) posses different sensor sizes.

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The SP-620 UZ was brought out 18 months after the A390 which makes them a generation away from each other. Both cameras feature different body design with the Olympus SP-620 UZ being a Compact camera and the Sony A390 being a Compact SLR camera.

Before diving into a in depth comparison, here is a quick overview of how the SP-620 UZ matches up vs the A390 for portability, imaging, features and an overall score.

Here is a preview of the gallery images for Olympus SP-620 UZ & Sony Alpha DSLR-A390. The entire galleries are available at Olympus SP-620 UZ Gallery & Sony A390 Gallery.

For anyone who is looking to carry around your camera, you're going to have to factor in its weight and size. The Olympus SP-620 UZ has external dimensions of 110mm x 74mm x 74mm (4.3" x 2.9" x 2.9") and a weight of 435 grams (0.96 lbs) and the Sony A390 has specifications of 128mm x 97mm x 86mm (5.0" x 3.8" x 3.4") along with a weight of 549 grams (1.21 lbs).

Examine the Olympus SP-620 UZ versus Sony A390 in our completely new Camera plus Lens Size Comparison Tool.

Remember, the weight of an ILC will differ based on the lens you are using at that moment. Following is a front view dimensions comparison of the SP-620 UZ compared to the A390.

Using size and weight, the portability rating of the SP-620 UZ and A390 is 78 and 66 respectively.

Often, it's difficult to visualize the difference between sensor sizes just by checking a spec sheet. The image below will help provide you a stronger sense of the sensor dimensions in the SP-620 UZ and A390.

As you can see, each of these cameras come with different resolutions and different sensor sizes. The SP-620 UZ featuring a tinier sensor is going to make shooting shallower depth of field trickier and the Olympus SP-620 UZ will give more detail having its extra 2MP. Higher resolution will also help you crop shots a good deal more aggressively. The fresher SP-620 UZ should have an advantage in sensor tech.