Olympus SZ-15 vs Sony A7

On this page, we are comparing the Olympus SZ-15 vs Sony A7, one being a Small Sensor Superzoom and the other is a Pro Mirrorless by companies Olympus and Sony. There is a huge difference among the image resolutions of the SZ-15 (16MP) and A7 (24MP) and the SZ-15 (1/2.3") and A7 (Full frame) have totally different sensor sizes.

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The SZ-15 was introduced 7 months before the A7 and they are both of a similar generation. Each of the cameras have different body design with the Olympus SZ-15 being a Compact camera and the Sony A7 being a SLR-style mirrorless camera.

Before diving right into a complete comparison, here is a brief summary of how the SZ-15 grades against the A7 when considering portability, imaging, features and an overall grade.

This is a sample of the gallery pics for Olympus SZ-15 and Sony Alpha A7. The whole galleries are provided at Olympus SZ-15 Gallery and Sony A7 Gallery.

If you're planning to lug around your camera often, you're going to have to consider its weight and size. The Olympus SZ-15 features external measurements of 108mm x 70mm x 40mm (4.3" x 2.8" x 1.6") and a weight of 250 grams (0.55 lbs) while the Sony A7 has specifications of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") with a weight of 474 grams (1.04 lbs).

Analyze the Olympus SZ-15 vs Sony A7 in the latest Camera and Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are utilizing at the time. Below is a front view measurements comparison of the SZ-15 compared to the A7.

Considering size and weight, the portability score of the SZ-15 and A7 is 88 and 78 respectively.

Oftentimes, it is difficult to see the gap in sensor measurements only by going through technical specs. The photograph underneath may give you a more clear sense of the sensor sizing in the SZ-15 and A7.

As you can tell, both of the cameras provide different resolutions and different sensor measurements. The SZ-15 having a smaller sensor will make shooting shallower DOF trickier and the Sony A7 will produce extra detail using its extra 8MP. Greater resolution can also help you crop photos more aggressively. The older SZ-15 will be behind with regard to sensor technology.