Olympus E-1 vs Panasonic GM5

On this page, we will be contrasting the Olympus E-1 vs Panasonic GM5, one being a Pro DSLR and the latter is a Entry-Level Mirrorless by competitors Olympus and Panasonic. There is a crucial difference between the sensor resolutions of the E-1 (5MP) and GM5 (16MP) but both cameras have the same sensor sizes (Four Thirds).

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The E-1 was unveiled 11 years before the GM5 and that is quite a serious gap as far as tech is concerned. Both the cameras have different body design with the Olympus E-1 being a Large SLR camera and the Panasonic GM5 being a Rangefinder-style mirrorless camera.

Before going right into a thorough comparison, here is a simple highlight of how the E-1 matches up versus the GM5 in relation to portability, imaging, features and an overall rating.

This is a preview of the gallery photos for Olympus E-1 and Panasonic Lumix DMC-GM5. The full galleries are available at Olympus E-1 Gallery and Panasonic GM5 Gallery.

For anybody who is looking to carry your camera regularly, you're going to have to think about its weight and dimensions. The Olympus E-1 comes with physical measurements of 141mm x 104mm x 81mm (5.6" x 4.1" x 3.2") accompanied by a weight of 735 grams (1.62 lbs) whilst the Panasonic GM5 has dimensions of 99mm x 60mm x 36mm (3.9" x 2.4" x 1.4") accompanied by a weight of 211 grams (0.47 lbs).

Contrast the Olympus E-1 vs Panasonic GM5 in the latest Camera and Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will change dependant on the lens you have chosen at that time. Following is a front view measurements comparison of the E-1 compared to the GM5.

Looking at size and weight, the portability grade of the E-1 and GM5 is 59 and 91 respectively.

In many cases, it is very tough to visualize the contrast between sensor sizing just by going over specs. The visual underneath will give you a more clear sense of the sensor sizing in the E-1 and GM5.

As you can plainly see, both of those cameras have the same sensor dimensions albeit different resolution. You should count on the Panasonic GM5 to deliver more detail having an extra 11 Megapixels. Higher resolution will let you crop pictures a bit more aggressively. The older E-1 is going to be behind in sensor tech.