Pentax E70 vs Sony RX10 IV

In this article, we are analyzing the Pentax E70 and Sony RX10 IV, one being a Small Sensor Compact and the other is a Large Sensor Superzoom by brands Pentax and Sony. There is a big difference among the image resolutions of the E70 (10MP) and RX10 IV (20MP) and the E70 (1/2.3") and RX10 IV (1") feature totally different sensor sizing.

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The E70 was revealed 9 years before the RX10 IV and that is a fairly big gap as far as camera tech is concerned. The two cameras offer different body type with the Pentax E70 being a Compact camera and the Sony RX10 IV being a SLR-like (bridge) camera.

Before we go through a detailed comparison, below is a brief introduction of how the E70 grades vs the RX10 IV with respect to portability, imaging, features and an overall grade.

Here is a sample of the gallery pictures for Pentax Optio E70 and Sony Cyber-shot DSC-RX10 IV. The full galleries are provided at Pentax E70 Gallery and Sony RX10 IV Gallery.

In case you're going to lug around your camera often, you have to consider its weight and measurements. The Pentax E70 offers external measurements of 94mm x 61mm x 26mm (3.7" x 2.4" x 1.0") accompanied by a weight of 175 grams (0.39 lbs) whilst the Sony RX10 IV has proportions of 133mm x 94mm x 145mm (5.2" x 3.7" x 5.7") along with a weight of 1095 grams (2.41 lbs).

Take a look at the Pentax E70 and Sony RX10 IV in the new Camera and Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are employing at that time. Here is the front view dimension comparison of the E70 and the RX10 IV.

Taking into consideration size and weight, the portability rating of the E70 and RX10 IV is 94 and 52 respectively.

Oftentimes, it can be tough to envision the difference in sensor measurements simply by going through a spec sheet. The graphic here might offer you a greater sense of the sensor sizing in the E70 and RX10 IV.

As you can see, both of those cameras offer different megapixel count and different sensor measurements. The E70 using its smaller sensor will make achieving shallow depth of field more challenging and the Sony RX10 IV will provide extra detail because of its extra 10 Megapixels. Greater resolution will allow you to crop photos a little more aggressively. The older E70 will be behind with regard to sensor technology.