Panasonic G100 vs Pentax K-5

Here is a detailed comparison of the Panasonic G100 and Pentax K-5, former being a Entry-Level Mirrorless while the other is a Advanced DSLR by companies Panasonic and Pentax. There is a large difference among the resolutions of the G100 (20MP) and K-5 (16MP) and the G100 (Four Thirds) and K-5 (APS-C) feature different sensor measurements.

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The G100 was launched 9 years later than the K-5 and that is a fairly serious difference as far as camera tech is concerned. Both of the cameras come with different body type with the Panasonic G100 being a SLR-style mirrorless camera and the Pentax K-5 being a Mid-size SLR camera.

Before going through a thorough comparison, below is a concise overview of how the G100 scores vs the K-5 when considering portability, imaging, features and an overall rating.

The following is a sample of the gallery pics for Panasonic Lumix DC-G100 & Pentax K-5. The complete galleries are viewable at Panasonic G100 Gallery & Pentax K-5 Gallery.

When you are intending to carry your camera, you will need to factor its weight and proportions. The Panasonic G100 enjoys outer dimensions of 116mm x 83mm x 54mm (4.6" x 3.3" x 2.1") along with a weight of 352 grams (0.78 lbs) and the Pentax K-5 has measurements of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") accompanied by a weight of 740 grams (1.63 lbs).

Analyze the Panasonic G100 and Pentax K-5 in our newest Camera & Lens Size Comparison Tool.

Remember that, the weight of an ILC will differ dependant on the lens you have attached at the time. Below is the front view dimension comparison of the G100 versus the K-5.

Taking into account size and weight, the portability grade of the G100 and K-5 is 81 and 60 respectively.

Usually, its hard to visualize the difference in sensor sizing purely by going through technical specs. The photograph below might offer you a better sense of the sensor sizes in the G100 and K-5.

As you can tell, both of those cameras posses different megapixels and different sensor sizing. The G100 because of its smaller sensor is going to make shooting shallow DOF trickier and the Panasonic G100 will show extra detail utilizing its extra 4 Megapixels. Greater resolution will enable you to crop pics somewhat more aggressively. The more recent G100 provides an advantage when it comes to sensor technology.