Samsung NX20 vs Sony A7

On this page, we are evaluating the Samsung NX20 versus Sony A7, former is a Advanced Mirrorless while the other is a Pro Mirrorless by manufacturers Samsung and Sony. The resolution of the NX20 (20MP) and the A7 (24MP) is fairly comparable but the NX20 (APS-C) and A7 (Full frame) offer different sensor dimensions.

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The NX20 was launched 21 months earlier than the A7 making them a generation away from one another. Each of the cameras have the same body design (SLR-style mirrorless).

Before we go right into a thorough comparison, here is a simple summary of how the NX20 scores versus the A7 in terms of portability, imaging, features and an overall mark.

Below is a sample of the gallery pictures for Samsung NX20 & Sony Alpha A7. The complete galleries are viewable at Samsung NX20 Gallery & Sony A7 Gallery.

For anyone who is intending to travel with your camera often, you need to consider its weight and size. The Samsung NX20 provides outside measurements of 122mm x 90mm x 40mm (4.8" x 3.5" x 1.6") along with a weight of 341 grams (0.75 lbs) whilst the Sony A7 has specifications of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") having a weight of 474 grams (1.04 lbs).

Look at the Samsung NX20 versus Sony A7 in our newest Camera & Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will vary depending on the lens you have attached at that time. Here is a front view physical size comparison of the NX20 vs the A7.

Considering dimensions and weight, the portability score of the NX20 and A7 is 83 and 78 respectively.

Typically, its difficult to visualize the contrast in sensor dimensions only by going through technical specs. The picture underneath may offer you a stronger sense of the sensor sizing in the NX20 and A7.

As you have seen, both of those cameras provide different resolutions and different sensor dimensions. The NX20 featuring a smaller sensor is going to make shooting shallow DOF trickier and the Sony A7 will produce extra detail utilizing its extra 4MP. Greater resolution can also allow you to crop images more aggressively. The more aged NX20 will be behind in sensor innovation.