Panasonic GX1 vs Pentax K-1

Below, we are reviewing the Panasonic GX1 and Pentax K-1, former is a Entry-Level Mirrorless while the other is a Advanced DSLR by companies Panasonic and Pentax. There is a substantial difference among the resolutions of the GX1 (16MP) and K-1 (36MP) and the GX1 (Four Thirds) and K-1 (Full frame) feature totally different sensor size.

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The GX1 was launched 5 years prior to the K-1 which is a fairly big difference as far as camera tech is concerned. Each of these cameras come with different body type with the Panasonic GX1 being a Rangefinder-style mirrorless camera and the Pentax K-1 being a Mid-size SLR camera.

Before getting through a step-by-step comparison, below is a simple summation of how the GX1 matches up versus the K-1 with respect to portability, imaging, features and an overall score.

This is a sample of the gallery pictures for Panasonic Lumix DMC-GX1 & Pentax K-1. The complete galleries are provided at Panasonic GX1 Gallery & Pentax K-1 Gallery.

In case you're planning to carry around your camera frequently, you should consider its weight and proportions. The Panasonic GX1 offers outside dimensions of 116mm x 68mm x 39mm (4.6" x 2.7" x 1.5") along with a weight of 318 grams (0.70 lbs) whilst the Pentax K-1 has measurements of 137mm x 110mm x 86mm (5.4" x 4.3" x 3.4") with a weight of 1010 grams (2.23 lbs).

See the Panasonic GX1 and Pentax K-1 in our newest Camera plus Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will vary depending on the lens you have during that time. Underneath is the front view physical size comparison of the GX1 vs the K-1.

Taking into account size and weight, the portability score of the GX1 and K-1 is 87 and 55 respectively.

Often, it is very hard to visualise the difference in sensor sizes simply by going through a spec sheet. The pic below will give you a clearer sense of the sensor sizes in the GX1 and K-1.

Clearly, both the cameras posses different megapixel count and different sensor sizes. The GX1 due to its smaller sensor will make getting shallow depth of field harder and the Pentax K-1 will produce more detail utilizing its extra 20MP. Greater resolution can also help you crop images somewhat more aggressively. The more aged GX1 will be behind with regard to sensor tech.