Pentax K-01 vs Sony A9

In this write-up, we are contrasting the Pentax K-01 versus Sony A9, former is a Entry-Level Mirrorless while the other is a Pro Mirrorless by companies Pentax and Sony. There exists a sizable gap between the image resolutions of the K-01 (16MP) and A9 (24MP) and the K-01 (APS-C) and A9 (Full frame) use different sensor dimensions.

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The K-01 was brought out 5 years prior to the A9 which is quite a significant difference as far as technology is concerned. The two cameras offer the identical body type (SLR-style mirrorless).

Before going straight into a step-by-step comparison, below is a short summary of how the K-01 matches up vs the A9 for portability, imaging, features and an overall mark.

Below is a sample of the gallery pics for Pentax K-01 & Sony Alpha A9. The entire galleries are viewable at Pentax K-01 Gallery & Sony A9 Gallery.

If you are aiming to travel with your camera regularly, you should take into account its weight and measurements. The Pentax K-01 has got exterior dimensions of 122mm x 79mm x 58mm (4.8" x 3.1" x 2.3") and a weight of 561 grams (1.24 lbs) while the Sony A9 has proportions of 127mm x 96mm x 63mm (5.0" x 3.8" x 2.5") accompanied by a weight of 673 grams (1.48 lbs).

Examine the Pentax K-01 versus Sony A9 in our completely new Camera plus Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will vary depending on the lens you select at the time. Below is the front view physical size comparison of the K-01 vs the A9.

Factoring in dimensions and weight, the portability score of the K-01 and A9 is 76 and 65 respectively.

Typically, its difficult to picture the contrast between sensor dimensions purely by reading through technical specs. The picture underneath will help provide you a more clear sense of the sensor sizes in the K-01 and A9.

As you can tell, the two cameras enjoy different resolutions and different sensor dimensions. The K-01 featuring a tinier sensor is going to make shooting shallow depth of field more challenging and the Sony A9 will give you more detail having its extra 8 Megapixels. Greater resolution can also let you crop pics far more aggressively. The more aged K-01 is going to be behind with regard to sensor technology.