Olympus E-P5 vs Pentax S1

Its time to take a more detailed look at the Olympus E-P5 vs Pentax S1, former is a Entry-Level Mirrorless while the latter is a Small Sensor Compact by brands Olympus and Pentax. The image resolution of the E-P5 (16MP) and the S1 (14MP) is pretty well matched but the E-P5 (Four Thirds) and S1 (1/2.3") enjoy different sensor size.

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The E-P5 was brought out 2 years after the S1 which is quite a large difference as far as tech is concerned. Both cameras come with different body type with the Olympus E-P5 being a Rangefinder-style mirrorless camera and the Pentax S1 being a Compact camera.

Before getting in to a thorough comparison, below is a concise introduction of how the E-P5 matches up versus the S1 when it comes to portability, imaging, features and an overall score.

Below is a preview of the gallery images for Olympus PEN E-P5 & Pentax Optio S1. The entire galleries are viewable at Olympus E-P5 Gallery & Pentax S1 Gallery.

For those who are intending to carry around your camera regularly, you will have to think about its weight and dimensions. The Olympus E-P5 features outer measurements of 122mm x 69mm x 37mm (4.8" x 2.7" x 1.5") and a weight of 420 grams (0.93 lbs) while the Pentax S1 has dimensions of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") accompanied by a weight of 157 grams (0.35 lbs).

Take a look at the Olympus E-P5 vs Pentax S1 in our newest Camera plus Lens Size Comparison Tool.

Do not forget, the weight of an ILC will vary dependant on the lens you are utilizing at that moment. Underneath is the front view sizing comparison of the E-P5 vs the S1.

Taking into account size and weight, the portability grade of the E-P5 and S1 is 85 and 93 respectively.

In many cases, its hard to visualize the contrast between sensor sizes purely by looking at specifications. The picture below will help give you a much better sense of the sensor measurements in the E-P5 and S1.

To sum up, both of the cameras have got different megapixel count and different sensor sizes. The E-P5 because of its bigger sensor is going to make shooting shallow DOF easier and the Olympus E-P5 will resolve more detail having its extra 2 Megapixels. Higher resolution will also enable you to crop shots much more aggressively. The more modern E-P5 should have an edge with regard to sensor innovation.