Pentax K-x vs Sony A6400

Below is a complete analysis of the Pentax K-x vs Sony A6400, former being a Entry-Level DSLR while the other is a Advanced Mirrorless by brands Pentax and Sony. There is a noticeable difference among the resolutions of the K-x (12MP) and A6400 (24MP) but they come with the same exact sensor sizes (APS-C).

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The K-x was revealed 10 years before the A6400 and that is a fairly sizable difference as far as camera tech is concerned. Both of the cameras offer different body type with the Pentax K-x being a Compact SLR camera and the Sony A6400 being a Rangefinder-style mirrorless camera.

Before getting through a in-depth comparison, below is a concise synopsis of how the K-x scores vs the A6400 when it comes to portability, imaging, features and an overall grade.

Following is a sample of the gallery pics for Pentax K-x & Sony Alpha a6400. The full galleries are available at Pentax K-x Gallery & Sony A6400 Gallery.

For anyone who is intending to lug around your camera, you're going to have to factor its weight and volume. The Pentax K-x features outside measurements of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") with a weight of 580 grams (1.28 lbs) and the Sony A6400 has sizing of 120mm x 67mm x 50mm (4.7" x 2.6" x 2.0") having a weight of 403 grams (0.89 lbs).

Analyze the Pentax K-x vs Sony A6400 in our completely new Camera & Lens Size Comparison Tool.

Always remember, the weight of an ILC will vary dependant on the lens you have at that moment. The following is the front view scale comparison of the K-x against the A6400.

Taking into account size and weight, the portability grade of the K-x and A6400 is 69 and 83 respectively.

In many cases, it can be tough to visualize the gap in sensor measurements merely by viewing specifications. The graphic here might provide you a stronger sense of the sensor sizing in the K-x and A6400.

To sum up, both of those cameras offer the same exact sensor sizing but different megapixels. You can expect to see the Sony A6400 to render more detail because of its extra 12MP. Greater resolution will help you crop photos a little more aggressively. The older K-x will be behind when it comes to sensor tech.