Olympus E-PM1 vs Panasonic GX850

Its time to look a little more in depth at the Olympus E-PM1 versus Panasonic GX850, both Entry-Level Mirrorless cameras by companies Olympus and Panasonic. There exists a sizable gap among the image resolutions of the E-PM1 (12MP) and GX850 (16MP) but they possess the same exact sensor measurements (Four Thirds).

Photography Glossary

The E-PM1 was announced 6 years before the GX850 which is a fairly significant difference as far as camera technology is concerned. Both of the cameras offer the identical body type (Rangefinder-style mirrorless).

Before going through a thorough comparison, below is a short synopsis of how the E-PM1 matches up vs the GX850 in relation to portability, imaging, features and an overall score.

The following is a sample of the gallery pics for Olympus PEN E-PM1 & Panasonic Lumix DMC-GX850. The whole galleries are viewable at Olympus E-PM1 Gallery & Panasonic GX850 Gallery.

If you are looking to carry around your camera frequently, you should think about its weight and proportions. The Olympus E-PM1 has external measurements of 110mm x 64mm x 34mm (4.3" x 2.5" x 1.3") accompanied by a weight of 265 grams (0.58 lbs) while the Panasonic GX850 has measurements of 107mm x 65mm x 33mm (4.2" x 2.6" x 1.3") along with a weight of 269 grams (0.59 lbs).

Analyze the Olympus E-PM1 versus Panasonic GX850 in our newest Camera & Lens Size Comparison Tool.

Do not forget, the weight of an ILC will differ based on the lens you are working with at that time. Below is the front view measurement comparison of the E-PM1 against the GX850.

Taking into account dimensions and weight, the portability rating of the E-PM1 and GX850 is 89 and 90 respectively.

More often than not, it's difficult to see the difference in sensor sizes purely by looking through specs. The picture below may offer you a more clear sense of the sensor sizing in the E-PM1 and GX850.

As you can plainly see, both of those cameras offer the same exact sensor sizing but not the same megapixels. You can expect to see the Panasonic GX850 to provide you with extra detail with its extra 4 Megapixels. Greater resolution will also help you crop images a little more aggressively. The more aged E-PM1 will be behind when it comes to sensor innovation.