Olympus E-PM1 vs Pentax RS1500

Below is a thorough review of the Olympus E-PM1 vs Pentax RS1500, former being a Entry-Level Mirrorless while the other is a Small Sensor Compact by brands Olympus and Pentax. The image resolution of the E-PM1 (12MP) and the RS1500 (14MP) is fairly close but the E-PM1 (Four Thirds) and RS1500 (1/2.3") feature totally different sensor sizes.

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The E-PM1 was unveiled 9 months later than the RS1500 which means that they are both of a similar age. Each of the cameras offer different body type with the Olympus E-PM1 being a Rangefinder-style mirrorless camera and the Pentax RS1500 being a Compact camera.

Before delving through a more detailed comparison, below is a simple highlight of how the E-PM1 grades vs the RS1500 for portability, imaging, features and an overall grade.

This is a sample of the gallery pictures for Olympus PEN E-PM1 & Pentax Optio RS1500. The full galleries are available at Olympus E-PM1 Gallery & Pentax RS1500 Gallery.

For those who are aiming to lug around your camera regularly, you need to think about its weight and volume. The Olympus E-PM1 comes with external dimensions of 110mm x 64mm x 34mm (4.3" x 2.5" x 1.3") having a weight of 265 grams (0.58 lbs) and the Pentax RS1500 has sizing of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") and a weight of 157 grams (0.35 lbs).

Check the Olympus E-PM1 vs Pentax RS1500 in our newest Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will change depending on the lens you are utilising at that moment. Here is the front view scale comparison of the E-PM1 and the RS1500.

Factoring in dimensions and weight, the portability grade of the E-PM1 and RS1500 is 89 and 93 respectively.

Typically, it is very difficult to see the contrast in sensor measurements just by researching specifications. The graphic here might provide you a better sense of the sensor sizes in the E-PM1 and RS1500.

To sum up, both of the cameras offer different megapixels and different sensor measurements. The E-PM1 using its larger sensor will make shooting shallower depth of field simpler and the Pentax RS1500 will result in extra detail having an extra 2 Megapixels. Greater resolution can also let you crop pics a little more aggressively. The more recent E-PM1 is going to have a benefit with regard to sensor innovation.