Olympus E-1 vs Panasonic G9

Below is a thorough analysis of the Olympus E-1 vs Panasonic G9, one being a Pro DSLR and the other is a Pro Mirrorless by manufacturers Olympus and Panasonic. There exists a sizeable gap among the resolutions of the E-1 (5MP) and G9 (20MP) but both cameras provide the identical sensor sizes (Four Thirds).

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The E-1 was introduced 15 years earlier than the G9 and that is a fairly large gap as far as camera technology is concerned. Each of the cameras feature different body design with the Olympus E-1 being a Large SLR camera and the Panasonic G9 being a SLR-style mirrorless camera.

Before diving straight to a complete comparison, here is a concise highlight of how the E-1 grades vs the G9 for portability, imaging, features and an overall grade.

Following is a sample of the gallery pics for Olympus E-1 and Panasonic Lumix DC-G9. The whole galleries are viewable at Olympus E-1 Gallery and Panasonic G9 Gallery.

If you're aiming to lug around your camera often, you'll have to factor in its weight and size. The Olympus E-1 features physical measurements of 141mm x 104mm x 81mm (5.6" x 4.1" x 3.2") along with a weight of 735 grams (1.62 lbs) and the Panasonic G9 has specifications of 137mm x 97mm x 92mm (5.4" x 3.8" x 3.6") having a weight of 658 grams (1.45 lbs).

See the Olympus E-1 vs Panasonic G9 in the new Camera and Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are using at the time. Below is a front view measurements comparison of the E-1 against the G9.

Factoring in dimensions and weight, the portability score of the E-1 and G9 is 59 and 62 respectively.

Typically, it's tough to see the difference in sensor measurements simply by viewing technical specs. The photograph underneath might offer you a much better sense of the sensor sizing in the E-1 and G9.

As you can tell, each of these cameras feature the identical sensor size but not the same MP. You should expect to see the Panasonic G9 to render more detail using its extra 15 Megapixels. Greater resolution will also let you crop pics way more aggressively. The older E-1 will be disadvantaged with regard to sensor tech.