Olympus E-M10 II vs Pentax S1

Here is a in depth review of the Olympus E-M10 II vs Pentax S1, former being a Entry-Level Mirrorless while the latter is a Small Sensor Compact by rivals Olympus and Pentax. The image resolution of the E-M10 II (16MP) and the S1 (14MP) is pretty comparable but the E-M10 II (Four Thirds) and S1 (1/2.3") come with totally different sensor size.

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The E-M10 II was revealed 4 years later than the S1 and that is a fairly big difference as far as camera tech is concerned. Each of the cameras come with different body type with the Olympus E-M10 II being a SLR-style mirrorless camera and the Pentax S1 being a Compact camera.

Before diving in to a complete comparison, below is a short overview of how the E-M10 II scores against the S1 when it comes to portability, imaging, features and an overall rating.

Here is a preview of the gallery images for Olympus OM-D E-M10 II & Pentax Optio S1. The full galleries are available at Olympus E-M10 II Gallery & Pentax S1 Gallery.

For anybody who is intending to carry your camera regularly, you will need to take into account its weight and measurements. The Olympus E-M10 II has exterior dimensions of 120mm x 83mm x 47mm (4.7" x 3.3" x 1.9") accompanied by a weight of 390 grams (0.86 lbs) whilst the Pentax S1 has proportions of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") with a weight of 157 grams (0.35 lbs).

Analyze the Olympus E-M10 II vs Pentax S1 in our completely new Camera & Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will change depending on the lens you are employing at the time. Following is the front view size comparison of the E-M10 II versus the S1.

Factoring in size and weight, the portability score of the E-M10 II and S1 is 82 and 93 respectively.

In many cases, its difficult to envision the contrast in sensor sizing simply by seeing technical specs. The graphic below should give you a stronger sense of the sensor dimensions in the E-M10 II and S1.

As you have seen, both of the cameras posses different megapixel count and different sensor sizing. The E-M10 II using its bigger sensor will make getting shallower depth of field simpler and the Olympus E-M10 II will show greater detail because of its extra 2 Megapixels. Higher resolution can also allow you to crop photographs somewhat more aggressively. The younger E-M10 II will have an advantage in sensor tech.