Olympus E-510 vs Panasonic GM1

On this page, we will be reviewing the Olympus E-510 and Panasonic GM1, former being a Advanced DSLR while the latter is a Entry-Level Mirrorless by brands Olympus and Panasonic. There is a sizable difference between the image resolutions of the E-510 (10MP) and GM1 (16MP) but both cameras offer the same sensor dimensions (Four Thirds).

Japan-exclusive Leica Leitz Phone 3 features big sensor and new modes

The E-510 was launched 7 years prior to the GM1 and that is quite a significant difference as far as tech is concerned. Both of these cameras have different body design with the Olympus E-510 being a Mid-size SLR camera and the Panasonic GM1 being a Rangefinder-style mirrorless camera.

Before going into a comprehensive comparison, here is a short summation of how the E-510 grades vs the GM1 in terms of portability, imaging, features and an overall rating.

Below is a preview of the gallery images for Olympus E-510 & Panasonic Lumix DMC-GM1. The complete galleries are available at Olympus E-510 Gallery & Panasonic GM1 Gallery.

For those who are intending to carry your camera often, you're going to have to think about its weight and measurements. The Olympus E-510 features external measurements of 136mm x 92mm x 68mm (5.4" x 3.6" x 2.7") along with a weight of 490 grams (1.08 lbs) while the Panasonic GM1 has proportions of 99mm x 55mm x 30mm (3.9" x 2.2" x 1.2") having a weight of 204 grams (0.45 lbs).

Take a look at the Olympus E-510 and Panasonic GM1 in our newest Camera & Lens Size Comparison Tool.

Do not forget, the weight of an ILC will vary depending on the lens you are utilizing during that time. Below is a front view dimensions comparison of the E-510 against the GM1.

Factoring in size and weight, the portability score of the E-510 and GM1 is 69 and 93 respectively.

Usually, it's tough to see the contrast between sensor sizing purely by reading a spec sheet. The photograph underneath may offer you a far better sense of the sensor measurements in the E-510 and GM1.

As you can see, both of the cameras provide the same sensor dimensions albeit not the same megapixels. You can expect the Panasonic GM1 to deliver greater detail utilizing its extra 6 Megapixels. Higher resolution will allow you to crop pictures more aggressively. The older E-510 is going to be behind when it comes to sensor innovation.