Pentax E90 vs Sony RX100

Here, we are reviewing the Pentax E90 versus Sony RX100, one being a Small Sensor Compact and the other is a Large Sensor Compact by brands Pentax and Sony. There exists a crucial gap among the image resolutions of the E90 (10MP) and RX100 (20MP) and the E90 (1/2.3") and RX100 (1") boast different sensor size.

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The E90 was announced 3 years before the RX100 and that is a fairly serious gap as far as camera technology is concerned. Each of these cameras feature different body design with the Pentax E90 being a Compact camera and the Sony RX100 being a Large Sensor Compact camera.

Before going right into a in depth comparison, here is a simple introduction of how the E90 matches up against the RX100 in the way of portability, imaging, features and an overall grade.

This is a sample of the gallery pics for Pentax Optio E90 and Sony Cyber-shot DSC-RX100. The whole galleries are provided at Pentax E90 Gallery and Sony RX100 Gallery.

When you are aiming to lug around your camera, you will need to consider its weight and proportions. The Pentax E90 offers external dimensions of 102mm x 59mm x 25mm (4.0" x 2.3" x 1.0") with a weight of 145 grams (0.32 lbs) while the Sony RX100 has measurements of 102mm x 58mm x 36mm (4.0" x 2.3" x 1.4") and a weight of 240 grams (0.53 lbs).

Examine the Pentax E90 versus Sony RX100 in the new Camera and Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will change based on the lens you are utilizing at that moment. Following is a front view physical size comparison of the E90 against the RX100.

Considering dimensions and weight, the portability rating of the E90 and RX100 is 94 and 91 respectively.

More often than not, its difficult to picture the contrast in sensor measurements simply by going through specifications. The visual here will provide you a far better sense of the sensor dimensions in the E90 and RX100.

To sum up, each of these cameras feature different resolutions and different sensor measurements. The E90 using its smaller sensor is going to make shooting shallow depth of field trickier and the Sony RX100 will provide extra detail with its extra 10MP. Greater resolution can also enable you to crop photos way more aggressively. The older E90 will be behind with regard to sensor innovation.