Olympus E-PM1 vs Panasonic G7

On this page, we will be analyzing the Olympus E-PM1 and Panasonic G7, one being a Entry-Level Mirrorless and the latter is a Advanced Mirrorless by competitors Olympus and Panasonic. There is a significant difference between the image resolutions of the E-PM1 (12MP) and G7 (16MP) but both cameras posses the same sensor size (Four Thirds).

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The E-PM1 was revealed 4 years earlier than the G7 and that is quite a sizable gap as far as tech is concerned. Both of these cameras have different body design with the Olympus E-PM1 being a Rangefinder-style mirrorless camera and the Panasonic G7 being a SLR-style mirrorless camera.

Before getting into a more detailed comparison, here is a concise summary of how the E-PM1 grades versus the G7 in relation to portability, imaging, features and an overall rating.

The following is a preview of the gallery photos for Olympus PEN E-PM1 and Panasonic Lumix DMC-G7. The full galleries are provided at Olympus E-PM1 Gallery and Panasonic G7 Gallery.

For those who are aiming to carry your camera regularly, you'll need to factor in its weight and proportions. The Olympus E-PM1 has exterior dimensions of 110mm x 64mm x 34mm (4.3" x 2.5" x 1.3") accompanied by a weight of 265 grams (0.58 lbs) whilst the Panasonic G7 has measurements of 125mm x 86mm x 77mm (4.9" x 3.4" x 3.0") with a weight of 410 grams (0.90 lbs).

See the Olympus E-PM1 and Panasonic G7 in the all new Camera with Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will differ depending on the lens you are using at that time. The following is a front view sizing comparison of the E-PM1 compared to the G7.

Considering size and weight, the portability rating of the E-PM1 and G7 is 89 and 71 respectively.

Usually, its hard to visualize the contrast between sensor sizing merely by looking at technical specs. The graphic underneath might provide you a much better sense of the sensor sizes in the E-PM1 and G7.

As you have seen, both of those cameras provide the same sensor dimensions albeit different megapixels. You should count on the Panasonic G7 to give you more detail because of its extra 4MP. Higher resolution will enable you to crop pictures more aggressively. The older E-PM1 is going to be behind with regard to sensor technology.