Panasonic G7 vs Sigma Quattro

Its time to look closer at the Panasonic G7 versus Sigma Quattro, both Advanced Mirrorless cameras by rivals Panasonic and Sigma. There exists a huge gap among the resolutions of the G7 (16MP) and Quattro (29MP) and the G7 (Four Thirds) and Quattro (APS-C) come with different sensor sizes.

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The G7 was unveiled 9 months before the Quattro so they are both of a similar generation. Both of the cameras come with different body type with the Panasonic G7 being a SLR-style mirrorless camera and the Sigma Quattro being a Rangefinder-style mirrorless camera.

Before we go straight into a in depth comparison, below is a simple synopsis of how the G7 grades versus the Quattro when considering portability, imaging, features and an overall rating.

Following is a preview of the gallery photos for Panasonic Lumix DMC-G7 and Sigma sd Quattro. The full galleries are viewable at Panasonic G7 Gallery and Sigma Quattro Gallery.

If you're intending to carry your camera often, you will want to factor in its weight and dimensions. The Panasonic G7 has got outer dimensions of 125mm x 86mm x 77mm (4.9" x 3.4" x 3.0") accompanied by a weight of 410 grams (0.90 lbs) while the Sigma Quattro has dimensions of 147mm x 95mm x 91mm (5.8" x 3.7" x 3.6") and a weight of 625 grams (1.38 lbs).

Compare the Panasonic G7 versus Sigma Quattro in the new Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will differ depending on the lens you have chosen at that moment. The following is the front view over all size comparison of the G7 versus the Quattro.

Factoring in dimensions and weight, the portability rating of the G7 and Quattro is 71 and 63 respectively.

Typically, it's tough to picture the difference in sensor sizing merely by going through a spec sheet. The photograph below will help give you a more clear sense of the sensor dimensions in the G7 and Quattro.

Clearly, the two cameras have got different megapixels and different sensor sizing. The G7 having a smaller sensor is going to make getting bokeh trickier and the Sigma Quattro will show extra detail having an extra 13 Megapixels. Higher resolution will also help you crop pictures much more aggressively. The older G7 will be disadvantaged with regard to sensor technology.