Pentax K-70 vs Sony TX20

Here, we are reviewing the Pentax K-70 versus Sony TX20, one being a Entry-Level DSLR and the other is a Ultracompact by competitors Pentax and Sony. There exists a sizeable gap among the sensor resolutions of the K-70 (24MP) and TX20 (16MP) and the K-70 (APS-C) and TX20 (1/2.3") offer totally different sensor sizes.

Japan-exclusive Leica Leitz Phone 3 features big sensor and new modes

The K-70 was unveiled 4 years later than the TX20 and that is a fairly large gap as far as camera technology is concerned. Each of these cameras feature different body design with the Pentax K-70 being a Compact SLR camera and the Sony TX20 being a Ultracompact camera.

Before we go right into a in-depth comparison, here is a quick summation of how the K-70 grades against the TX20 when considering portability, imaging, features and an overall rating.

This is a sample of the gallery pics for Pentax K-70 and Sony Cyber-shot DSC-TX20. The full galleries are provided at Pentax K-70 Gallery and Sony TX20 Gallery.

If you're intending to carry your camera frequently, you're going to have to consider its weight and size. The Pentax K-70 comes with physical dimensions of 126mm x 93mm x 74mm (5.0" x 3.7" x 2.9") having a weight of 688 grams (1.52 lbs) whilst the Sony TX20 has specifications of 96mm x 56mm x 18mm (3.8" x 2.2" x 0.7") and a weight of 133 grams (0.29 lbs).

See the Pentax K-70 versus Sony TX20 in the all new Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will vary depending on the lens you are using at the time. Below is a front view overall size comparison of the K-70 versus the TX20.

Using dimensions and weight, the portability grade of the K-70 and TX20 is 62 and 96 respectively.

More often than not, it is very difficult to see the difference in sensor sizing just by viewing specs. The photograph underneath will help provide you a greater sense of the sensor sizes in the K-70 and TX20.

As you can plainly see, the two cameras come with different megapixel count and different sensor sizing. The K-70 having a larger sensor will make achieving shallow DOF simpler and the Pentax K-70 will result in greater detail having an extra 8 Megapixels. Greater resolution will also help you crop photos a good deal more aggressively. The newer K-70 is going to have a benefit when it comes to sensor innovation.