Pentax K-S1 vs Pentax VS20

Here, we are looking at the Pentax K-S1 versus Pentax VS20, one being a Advanced DSLR and the other is a Small Sensor Superzoom and both are manufactured by Pentax. There is a significant difference among the image resolutions of the K-S1 (20MP) and VS20 (16MP) and the K-S1 (APS-C) and VS20 (1/2.3") offer totally different sensor size.

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The K-S1 was announced 2 years later than the VS20 and that is a fairly sizable gap as far as camera tech is concerned. Both of the cameras feature different body design with the Pentax K-S1 being a Mid-size SLR camera and the Pentax VS20 being a Compact camera.

Before we go into a comprehensive comparison, here is a short view of how the K-S1 scores against the VS20 when it comes to portability, imaging, features and an overall rating.

Here is a sample of the gallery pictures for Pentax K-S1 and Pentax Optio VS20. The whole galleries are available at Pentax K-S1 Gallery and Pentax VS20 Gallery.

For anybody who is planning to carry your camera regularly, you will need to consider its weight and measurements. The Pentax K-S1 offers physical dimensions of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") along with a weight of 558 grams (1.23 lbs) while the Pentax VS20 has proportions of 111mm x 61mm x 38mm (4.4" x 2.4" x 1.5") having a weight of 235 grams (0.52 lbs).

Compare the Pentax K-S1 versus Pentax VS20 in the all new Camera and Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will differ dependant on the lens you select at the time. Below is a front view dimension comparison of the K-S1 compared to the VS20.

Taking into account size and weight, the portability score of the K-S1 and VS20 is 69 and 90 respectively.

Usually, its tough to see the difference in sensor sizing just by checking out specs. The photograph underneath might provide you a stronger sense of the sensor sizes in the K-S1 and VS20.

All in all, each of these cameras feature different resolutions and different sensor sizing. The K-S1 using its larger sensor will make getting shallow depth of field easier and the Pentax K-S1 will produce more detail with its extra 4MP. Greater resolution can also make it easier to crop images way more aggressively. The more modern K-S1 will have a benefit with regard to sensor technology.