Pentax P70 vs Sony RX100 IV

Here, we are contrasting the Pentax P70 and Sony RX100 IV, former being a Ultracompact while the other is a Large Sensor Compact by competitors Pentax and Sony. There exists a sizable gap among the sensor resolutions of the P70 (12MP) and RX100 IV (20MP) and the P70 (1/2.3") and RX100 IV (1") provide different sensor sizing.

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The P70 was manufactured 7 years earlier than the RX100 IV and that is a fairly significant difference as far as camera technology is concerned. The two cameras feature different body design with the Pentax P70 being a Ultracompact camera and the Sony RX100 IV being a Large Sensor Compact camera.

Before delving straight to a in depth comparison, here is a short summary of how the P70 grades vs the RX100 IV in the way of portability, imaging, features and an overall rating.

Here is a sample of the gallery pics for Pentax Optio P70 & Sony Cyber-shot DSC-RX100 IV. The entire galleries are viewable at Pentax P70 Gallery & Sony RX100 IV Gallery.

If you are looking to carry your camera often, you are going to need to factor its weight and size. The Pentax P70 features outside dimensions of 97mm x 54mm x 22mm (3.8" x 2.1" x 0.9") along with a weight of 155 grams (0.34 lbs) and the Sony RX100 IV has specifications of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") accompanied by a weight of 298 grams (0.66 lbs).

Check the Pentax P70 and Sony RX100 IV in our brand new Camera plus Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will change dependant on the lens you use at the time. Following is a front view dimensions comparison of the P70 against the RX100 IV.

Taking into account dimensions and weight, the portability grade of the P70 and RX100 IV is 95 and 89 respectively.

Sometimes, it is very difficult to imagine the gap in sensor sizing simply by seeing specs. The photograph below might offer you a far better sense of the sensor sizes in the P70 and RX100 IV.

As you can plainly see, each of these cameras come with different megapixels and different sensor sizing. The P70 due to its smaller sensor is going to make shooting shallower DOF more difficult and the Sony RX100 IV will show greater detail due to its extra 8 Megapixels. Greater resolution can also allow you to crop pics a good deal more aggressively. The older P70 will be behind when it comes to sensor tech.