Pentax P70 vs Sony G3

Below is a extended review of the Pentax P70 versus Sony G3, one being a Ultracompact and the latter is a Small Sensor Compact by rivals Pentax and Sony. The image resolution of the P70 (12MP) and the G3 (10MP) is relatively comparable and both cameras provide the same sensor sizing (1/2.3").

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The P70 was brought out 2 months later than the G3 so they are both of a similar generation. The two cameras have different body design with the Pentax P70 being a Ultracompact camera and the Sony G3 being a Compact camera.

Before getting into a thorough comparison, here is a concise summation of how the P70 matches up against the G3 with respect to portability, imaging, features and an overall grade.

This is a preview of the gallery photos for Pentax Optio P70 and Sony Cyber-shot DSC-G3. The entire galleries are viewable at Pentax P70 Gallery and Sony G3 Gallery.

When you are intending to lug around your camera, you should take into account its weight and measurements. The Pentax P70 provides outer dimensions of 97mm x 54mm x 22mm (3.8" x 2.1" x 0.9") and a weight of 155 grams (0.34 lbs) whilst the Sony G3 has proportions of 97mm x 59mm x 22mm (3.8" x 2.3" x 0.9") having a weight of 185 grams (0.41 lbs).

Check the Pentax P70 versus Sony G3 in the new Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will change dependant on the lens you use during that time. Underneath is a front view proportions comparison of the P70 versus the G3.

Using size and weight, the portability rating of the P70 and G3 is 95 and 94 respectively.

In many cases, its tough to envision the contrast in sensor measurements simply by going through specs. The graphic below will help offer you a better sense of the sensor sizes in the P70 and G3.

All in all, both cameras have the same sensor dimensions albeit not the same resolution. You should count on the Pentax P70 to provide more detail having its extra 2 Megapixels. Higher resolution will also allow you to crop photographs a bit more aggressively.