Olympus E-M10 IV vs Panasonic GM1

Following is a complete review of the Olympus E-M10 IV versus Panasonic GM1, both Entry-Level Mirrorless digital cameras by manufacturers Olympus and Panasonic. There exists a sizeable gap between the sensor resolutions of the E-M10 IV (20MP) and GM1 (16MP) but both cameras have the same sensor sizes (Four Thirds).

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The E-M10 IV was released 6 years after the GM1 which is quite a large gap as far as technology is concerned. Both the cameras have different body design with the Olympus E-M10 IV being a SLR-style mirrorless camera and the Panasonic GM1 being a Rangefinder-style mirrorless camera.

Before going straight to a step-by-step comparison, here is a quick summary of how the E-M10 IV scores against the GM1 in regards to portability, imaging, features and an overall score.

The following is a sample of the gallery pics for Olympus OM-D E-M10 IV and Panasonic Lumix DMC-GM1. The complete galleries are provided at Olympus E-M10 IV Gallery and Panasonic GM1 Gallery.

If you're looking to carry around your camera frequently, you'll have to take into account its weight and measurements. The Olympus E-M10 IV offers exterior measurements of 122mm x 84mm x 49mm (4.8" x 3.3" x 1.9") accompanied by a weight of 383 grams (0.84 lbs) whilst the Panasonic GM1 has proportions of 99mm x 55mm x 30mm (3.9" x 2.2" x 1.2") with a weight of 204 grams (0.45 lbs).

Examine the Olympus E-M10 IV versus Panasonic GM1 in the new Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are utilizing during that time. Below is a front view physical size comparison of the E-M10 IV versus the GM1.

Considering dimensions and weight, the portability grade of the E-M10 IV and GM1 is 81 and 93 respectively.

Sometimes, it is very tough to visualize the contrast between sensor sizes only by reading a spec sheet. The image below should provide you a clearer sense of the sensor measurements in the E-M10 IV and GM1.

As you can see, both of those cameras provide the same sensor dimensions but different megapixels. You should expect to see the Olympus E-M10 IV to offer extra detail as a result of its extra 4MP. Greater resolution can also help you crop pics more aggressively. The fresher E-M10 IV should have a benefit when it comes to sensor innovation.