Pentax E90 vs Sony A7R II

Let's take a more detailed look at the Pentax E90 versus Sony A7R II, one being a Small Sensor Compact and the other is a Pro Mirrorless by companies Pentax and Sony. There is a sizeable difference between the image resolutions of the E90 (10MP) and A7R II (42MP) and the E90 (1/2.3") and A7R II (Full frame) feature different sensor sizes.

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The E90 was released 6 years prior to the A7R II and that is quite a large gap as far as tech is concerned. Each of the cameras offer different body type with the Pentax E90 being a Compact camera and the Sony A7R II being a SLR-style mirrorless camera.

Before going in to a detailed comparison, below is a brief summation of how the E90 matches up against the A7R II with regard to portability, imaging, features and an overall grade.

Below is a sample of the gallery pics for Pentax Optio E90 and Sony Alpha A7R II. The complete galleries are provided at Pentax E90 Gallery and Sony A7R II Gallery.

When you are looking to lug around your camera, you'll have to factor in its weight and dimensions. The Pentax E90 has got outer dimensions of 102mm x 59mm x 25mm (4.0" x 2.3" x 1.0") along with a weight of 145 grams (0.32 lbs) while the Sony A7R II has dimensions of 127mm x 96mm x 60mm (5.0" x 3.8" x 2.4") accompanied by a weight of 625 grams (1.38 lbs).

Check the Pentax E90 versus Sony A7R II in the latest Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will change based on the lens you have attached at the time. Following is the front view measurement comparison of the E90 against the A7R II.

Taking into account size and weight, the portability score of the E90 and A7R II is 94 and 68 respectively.

In many cases, it's tough to picture the contrast between sensor measurements purely by reviewing technical specs. The graphic below will offer you a stronger sense of the sensor dimensions in the E90 and A7R II.

As you have seen, both of these cameras enjoy different resolutions and different sensor measurements. The E90 featuring a tinier sensor is going to make getting shallow depth of field tougher and the Sony A7R II will deliver greater detail as a result of its extra 32MP. Greater resolution can also let you crop images far more aggressively. The older E90 is going to be behind when it comes to sensor innovation.