Pentax K20D vs Pentax P70

In this article, we are comparing the Pentax K20D and Pentax P70, former is a Advanced DSLR while the other is a Ultracompact and they are both sold by Pentax. There exists a sizable gap among the resolutions of the K20D (15MP) and P70 (12MP) and the K20D (APS-C) and P70 (1/2.3") enjoy different sensor measurements.

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The K20D was unveiled 8 months before the P70 so they are of a similar age. The two cameras offer different body type with the Pentax K20D being a Mid-size SLR camera and the Pentax P70 being a Ultracompact camera.

Before getting through a in-depth comparison, below is a short view of how the K20D scores versus the P70 in the way of portability, imaging, features and an overall mark.

The following is a sample of the gallery pics for Pentax K20D & Pentax Optio P70. The full galleries are available at Pentax K20D Gallery & Pentax P70 Gallery.

When you are looking to travel with your camera regularly, you should factor its weight and size. The Pentax K20D provides external dimensions of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") accompanied by a weight of 800 grams (1.76 lbs) whilst the Pentax P70 has specifications of 97mm x 54mm x 22mm (3.8" x 2.1" x 0.9") along with a weight of 155 grams (0.34 lbs).

Look at the Pentax K20D and Pentax P70 in our newest Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will vary based on the lens you are using at the time. Underneath is the front view measurements comparison of the K20D compared to the P70.

Looking at dimensions and weight, the portability grade of the K20D and P70 is 59 and 95 respectively.

Sometimes, it is very tough to picture the gap in sensor dimensions simply by viewing technical specs. The picture underneath should provide you a better sense of the sensor dimensions in the K20D and P70.

As you can tell, both cameras enjoy different megapixels and different sensor dimensions. The K20D using its larger sensor is going to make shooting shallow DOF less difficult and the Pentax K20D will result in more detail having an extra 3 Megapixels. Greater resolution can also enable you to crop pics far more aggressively. The more aged K20D will be behind in sensor tech.