Olympus E-300 vs Panasonic G3

Below, we are reviewing the Olympus E-300 vs Panasonic G3, former being a Advanced DSLR while the other is a Entry-Level Mirrorless by competitors Olympus and Panasonic. There is a sizable difference among the image resolutions of the E-300 (8MP) and G3 (16MP) but they possess the exact same sensor size (Four Thirds).

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The E-300 was launched 7 years before the G3 and that is a fairly significant difference as far as camera tech is concerned. Each of the cameras come with different body type with the Olympus E-300 being a Mid-size SLR camera and the Panasonic G3 being a SLR-style mirrorless camera.

Before diving through a full comparison, below is a short overview of how the E-300 grades against the G3 for portability, imaging, features and an overall grade.

This is a sample of the gallery pictures for Olympus E-300 & Panasonic Lumix DMC-G3. The complete galleries are provided at Olympus E-300 Gallery & Panasonic G3 Gallery.

If you're looking to lug around your camera frequently, you need to factor its weight and volume. The Olympus E-300 comes with exterior measurements of 147mm x 85mm x 64mm (5.8" x 3.3" x 2.5") accompanied by a weight of 624 grams (1.38 lbs) and the Panasonic G3 has sizing of 115mm x 84mm x 47mm (4.5" x 3.3" x 1.9") and a weight of 336 grams (0.74 lbs).

See the Olympus E-300 vs Panasonic G3 in our brand new Camera plus Lens Size Comparison Tool.

Remember, the weight of an ILC will change depending on the lens you are utilising at the time. Below is the front view physical size comparison of the E-300 versus the G3.

Taking into consideration size and weight, the portability rating of the E-300 and G3 is 67 and 83 respectively.

Oftentimes, it is tough to picture the contrast in sensor measurements only by seeing specs. The visual underneath may provide you a much better sense of the sensor sizing in the E-300 and G3.

As you can plainly see, both cameras have got the exact same sensor measurements but different resolution. You can anticipate the Panasonic G3 to show extra detail utilizing its extra 8MP. Greater resolution will also let you crop photos much more aggressively. The older E-300 will be disadvantaged with regard to sensor tech.