Pentax P70 vs Sony W320

On this page, we will be analyzing the Pentax P70 and Sony W320, both Ultracompact cameras by rivals Pentax and Sony. The image resolution of the P70 (12MP) and the W320 (14MP) is relatively comparable and both cameras provide the same sensor measurements (1/2.3").

Pentax 17 Pre-Orders Outperform Expectations by a Landslide

The P70 was launched 10 months before the W320 which means that they are both of a similar generation. Both of these cameras have the same body design (Ultracompact).

Before delving right into a in-depth comparison, here is a quick overview of how the P70 scores against the W320 with regard to portability, imaging, features and an overall rating.

This is a preview of the gallery photos for Pentax Optio P70 and Sony Cyber-shot DSC-W320. The complete galleries are viewable at Pentax P70 Gallery and Sony W320 Gallery.

If you're aiming to carry your camera often, you should factor in its weight and dimensions. The Pentax P70 comes with outside measurements of 97mm x 54mm x 22mm (3.8" x 2.1" x 0.9") and a weight of 155 grams (0.34 lbs) while the Sony W320 has dimensions of 93mm x 52mm x 17mm (3.7" x 2.0" x 0.7") accompanied by a weight of 117 grams (0.26 lbs).

Examine the Pentax P70 and Sony W320 in the new Camera and Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will change depending on the lens you have chosen at that moment. Here is a front view measurement comparison of the P70 versus the W320.

Looking at dimensions and weight, the portability score of the P70 and W320 is 95 and 97 respectively.

More often than not, it's difficult to see the contrast in sensor sizing simply by seeing technical specs. The photograph below may give you a much better sense of the sensor sizing in the P70 and W320.

As you can tell, the two cameras have the same sensor dimensions albeit not the same megapixels. You should count on the Sony W320 to show more detail utilizing its extra 2 Megapixels. Higher resolution can also let you crop pictures a bit more aggressively. The older P70 will be behind when it comes to sensor technology.