Pentax X70 vs Sony RX10

Below is a complete review of the Pentax X70 and Sony RX10, one being a Small Sensor Superzoom and the other is a Large Sensor Superzoom by companies Pentax and Sony. There exists a sizeable gap between the sensor resolutions of the X70 (12MP) and RX10 (20MP) and the X70 (1/2.3") and RX10 (1") offer different sensor sizing.

Photography Glossary

The X70 was launched 6 years before the RX10 and that is quite a large gap as far as technology is concerned. Both cameras have the same body design (SLR-like (bridge)).

Before we go right into a more detailed comparison, here is a brief highlight of how the X70 grades against the RX10 in terms of portability, imaging, features and an overall grade.

Following is a sample of the gallery pictures for Pentax X70 and Sony Cyber-shot DSC-RX10. The complete galleries are viewable at Pentax X70 Gallery and Sony RX10 Gallery.

In case you're planning to lug around your camera, you will need to factor its weight and size. The Pentax X70 enjoys outside measurements of 110mm x 83mm x 90mm (4.3" x 3.3" x 3.5") with a weight of 410 grams (0.90 lbs) and the Sony RX10 has specifications of 129mm x 88mm x 102mm (5.1" x 3.5" x 4.0") and a weight of 813 grams (1.79 lbs).

Contrast the Pentax X70 and Sony RX10 in the all new Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will vary depending on the lens you are utilizing during that time. Following is a front view physical size comparison of the X70 versus the RX10.

Using dimensions and weight, the portability score of the X70 and RX10 is 71 and 58 respectively.

Sometimes, it's difficult to imagine the difference between sensor measurements merely by reviewing specifications. The photograph below might provide you a clearer sense of the sensor sizing in the X70 and RX10.

To sum up, each of these cameras have different resolutions and different sensor measurements. The X70 because of its tinier sensor is going to make achieving shallower DOF harder and the Sony RX10 will offer you more detail utilizing its extra 8 Megapixels. Greater resolution will also let you crop photos a bit more aggressively. The older X70 is going to be behind with regard to sensor tech.