Pentax K-01 vs Pentax E90

The following is a in-depth comparison of the Pentax K-01 vs Pentax E90, one is a Entry-Level Mirrorless and the latter is a Small Sensor Compact and both are designed by Pentax. There exists a sizeable gap between the image resolutions of the K-01 (16MP) and E90 (10MP) and the K-01 (APS-C) and E90 (1/2.3") posses totally different sensor sizes.

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The K-01 was announced 2 years after the E90 which is quite a large gap as far as technology is concerned. Both of these cameras feature different body design with the Pentax K-01 being a SLR-style mirrorless camera and the Pentax E90 being a Compact camera.

Before delving into a in depth comparison, here is a simple synopsis of how the K-01 scores versus the E90 with regard to portability, imaging, features and an overall mark.

Following is a preview of the gallery photos for Pentax K-01 and Pentax Optio E90. The whole galleries are available at Pentax K-01 Gallery and Pentax E90 Gallery.

If you are looking to travel with your camera regularly, you will have to consider its weight and volume. The Pentax K-01 features outer dimensions of 122mm x 79mm x 58mm (4.8" x 3.1" x 2.3") with a weight of 561 grams (1.24 lbs) and the Pentax E90 has sizing of 102mm x 59mm x 25mm (4.0" x 2.3" x 1.0") accompanied by a weight of 145 grams (0.32 lbs).

Compare the Pentax K-01 vs Pentax E90 in the latest Camera and Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will differ depending on the lens you have at that moment. Following is a front view physical size comparison of the K-01 versus the E90.

Taking into account dimensions and weight, the portability score of the K-01 and E90 is 76 and 94 respectively.

Typically, it's difficult to visualise the contrast between sensor dimensions simply by going over a spec sheet. The picture here might give you a clearer sense of the sensor sizes in the K-01 and E90.

As you can see, both of these cameras feature different resolutions and different sensor dimensions. The K-01 with its bigger sensor will make achieving shallow DOF simpler and the Pentax K-01 will offer extra detail with its extra 6 Megapixels. Higher resolution will let you crop pictures way more aggressively. The younger K-01 is going to have an edge with regard to sensor tech.