Olympus E-300 vs Panasonic G7

On this page, we will be reviewing the Olympus E-300 and Panasonic G7, former being a Advanced DSLR while the latter is a Advanced Mirrorless by brands Olympus and Panasonic. There is a sizable difference among the image resolutions of the E-300 (8MP) and G7 (16MP) but both cameras offer the same sensor size (Four Thirds).

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The E-300 was released 11 years before the G7 and that is a fairly significant difference as far as camera tech is concerned. Both of these cameras have different body design with the Olympus E-300 being a Mid-size SLR camera and the Panasonic G7 being a SLR-style mirrorless camera.

Before we go into a comprehensive comparison, here is a concise summation of how the E-300 matches up versus the G7 in the way of portability, imaging, features and an overall grade.

This is a preview of the gallery images for Olympus E-300 & Panasonic Lumix DMC-G7. The complete galleries are available at Olympus E-300 Gallery & Panasonic G7 Gallery.

If you are going to lug around your camera often, you have to factor its weight and dimensions. The Olympus E-300 comes with physical measurements of 147mm x 85mm x 64mm (5.8" x 3.3" x 2.5") having a weight of 624 grams (1.38 lbs) whilst the Panasonic G7 has dimensions of 125mm x 86mm x 77mm (4.9" x 3.4" x 3.0") and a weight of 410 grams (0.90 lbs).

Compare the Olympus E-300 and Panasonic G7 in our newest Camera & Lens Size Comparison Tool.

Take into account, the weight of an ILC will differ dependant on the lens you have at the time. Here is a front view dimension comparison of the E-300 against the G7.

Considering size and weight, the portability rating of the E-300 and G7 is 67 and 71 respectively.

Oftentimes, it's tough to picture the gap in sensor measurements just by seeing technical specs. The graphic underneath might give you a better sense of the sensor measurements in the E-300 and G7.

As you have seen, each of these cameras have the same sensor dimensions albeit different MP. You can expect the Panasonic G7 to provide more detail as a result of its extra 8 Megapixels. Higher resolution can also make it easier to crop shots a bit more aggressively. The older E-300 will be behind with regard to sensor technology.