Olympus E-PL7 vs Pentax K-S1

Below, we will be looking at the Olympus E-PL7 versus Pentax K-S1, one is a Entry-Level Mirrorless and the latter is a Advanced DSLR by rivals Olympus and Pentax. The sensor resolution of the E-PL7 (16MP) and the K-S1 (20MP) is pretty comparable but the E-PL7 (Four Thirds) and K-S1 (APS-C) use different sensor measurements.

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The E-PL7 was introduced very close to the K-S1 and they are of a similar generation. Each of the cameras come with different body type with the Olympus E-PL7 being a Rangefinder-style mirrorless camera and the Pentax K-S1 being a Mid-size SLR camera.

Before getting through a in-depth comparison, below is a concise overview of how the E-PL7 grades against the K-S1 in terms of portability, imaging, features and an overall score.

Below is a preview of the gallery images for Olympus PEN E-PL7 and Pentax K-S1. The whole galleries are provided at Olympus E-PL7 Gallery and Pentax K-S1 Gallery.

When you are going to carry around your camera regularly, you'll need to factor its weight and measurements. The Olympus E-PL7 enjoys physical dimensions of 115mm x 67mm x 38mm (4.5" x 2.6" x 1.5") having a weight of 357 grams (0.79 lbs) and the Pentax K-S1 has proportions of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") having a weight of 558 grams (1.23 lbs).

Check the Olympus E-PL7 versus Pentax K-S1 in the new Camera and Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will change depending on the lens you select during that time. The following is the front view scale comparison of the E-PL7 versus the K-S1.

Factoring in dimensions and weight, the portability grade of the E-PL7 and K-S1 is 86 and 69 respectively.

Normally, it can be hard to imagine the gap in sensor sizes simply by seeing specifications. The pic below will help offer you a stronger sense of the sensor sizes in the E-PL7 and K-S1.

To sum up, both the cameras have got different megapixels and different sensor sizes. The E-PL7 using its smaller sensor is going to make shooting shallow depth of field trickier and the Pentax K-S1 will provide extra detail using its extra 4 Megapixels. Higher resolution will let you crop photographs much more aggressively.