Olympus E-PL1s vs Pentax WG-1 GPS

On this page, we are comparing the Olympus E-PL1s and Pentax WG-1 GPS, one is a Entry-Level Mirrorless and the other is a Waterproof by manufacturers Olympus and Pentax. The sensor resolution of the E-PL1s (12MP) and the WG-1 GPS (14MP) is fairly close but the E-PL1s (Four Thirds) and WG-1 GPS (1/2.3") have different sensor size.

Photography Glossary

The E-PL1s was brought out 9 months before the WG-1 GPS so they are of a similar generation. Each of the cameras have different body design with the Olympus E-PL1s being a Rangefinder-style mirrorless camera and the Pentax WG-1 GPS being a Compact camera.

Before getting straight to a in depth comparison, here is a short synopsis of how the E-PL1s grades versus the WG-1 GPS with regard to portability, imaging, features and an overall mark.

The following is a sample of the gallery pictures for Olympus PEN E-PL1s and Pentax Optio WG-1 GPS. The entire galleries are viewable at Olympus E-PL1s Gallery and Pentax WG-1 GPS Gallery.

When you are planning to travel with your camera frequently, you have to factor in its weight and volume. The Olympus E-PL1s has got outside dimensions of 115mm x 72mm x 42mm (4.5" x 2.8" x 1.7") accompanied by a weight of 334 grams (0.74 lbs) and the Pentax WG-1 GPS has sizing of 116mm x 59mm x 29mm (4.6" x 2.3" x 1.1") accompanied by a weight of 167 grams (0.37 lbs).

Look at the Olympus E-PL1s and Pentax WG-1 GPS in the latest Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will differ depending on the lens you have attached at that moment. Below is a front view sizing comparison of the E-PL1s vs the WG-1 GPS.

Considering size and weight, the portability score of the E-PL1s and WG-1 GPS is 86 and 93 respectively.

Usually, it is hard to visualize the difference in sensor dimensions simply by researching a spec sheet. The image here will give you a clearer sense of the sensor sizes in the E-PL1s and WG-1 GPS.

As you can see, both of these cameras have different resolutions and different sensor dimensions. The E-PL1s featuring a larger sensor is going to make shooting shallower DOF less difficult and the Pentax WG-1 GPS will provide you with extra detail having its extra 2MP. Greater resolution will enable you to crop pics a bit more aggressively. The more aged E-PL1s will be disadvantaged when it comes to sensor technology.