Olympus 7040 vs Sony A7c

The following is a thorough review of the Olympus 7040 and Sony A7c, one is a Small Sensor Compact and the latter is a Advanced Mirrorless by rivals Olympus and Sony. There exists a significant gap between the resolutions of the 7040 (14MP) and A7c (24MP) and the 7040 (1/2.3") and A7c (Full frame) have totally different sensor measurements.

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The 7040 was introduced 11 years prior to the A7c which is quite a sizable gap as far as technology is concerned. Both of the cameras have different body design with the Olympus 7040 being a Compact camera and the Sony A7c being a Rangefinder-style mirrorless camera.

Before getting straight to a comprehensive comparison, here is a short summary of how the 7040 grades against the A7c in terms of portability, imaging, features and an overall mark.

Here is a preview of the gallery images for Olympus Stylus 7040 and Sony Alpha A7c. The whole galleries are viewable at Olympus 7040 Gallery and Sony A7c Gallery.

If you're going to travel with your camera frequently, you need to take into account its weight and volume. The Olympus 7040 enjoys outer measurements of 95mm x 56mm x 26mm (3.7" x 2.2" x 1.0") with a weight of 144 grams (0.32 lbs) while the Sony A7c has sizing of 124mm x 71mm x 60mm (4.9" x 2.8" x 2.4") accompanied by a weight of 509 grams (1.12 lbs).

Compare the Olympus 7040 and Sony A7c in the latest Camera and Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will change depending on the lens you choose at that time. Here is a front view physical size comparison of the 7040 compared to the A7c.

Taking into account dimensions and weight, the portability score of the 7040 and A7c is 95 and 78 respectively.

Quite often, its hard to visualise the contrast between sensor dimensions just by reviewing technical specs. The picture underneath will give you a clearer sense of the sensor sizing in the 7040 and A7c.

As you can tell, both of the cameras have different megapixels and different sensor dimensions. The 7040 using its tinier sensor will make getting shallow DOF harder and the Sony A7c will offer more detail using its extra 10MP. Higher resolution will enable you to crop shots a bit more aggressively. The more aged 7040 is going to be disadvantaged in sensor technology.