Pentax K-5 IIs vs Pentax S1

Lets look more closely at the Pentax K-5 IIs vs Pentax S1, former is a Advanced DSLR while the other is a Small Sensor Compact and both are produced by Pentax. The resolution of the K-5 IIs (16MP) and the S1 (14MP) is fairly comparable but the K-5 IIs (APS-C) and S1 (1/2.3") come with totally different sensor sizes.

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The K-5 IIs was launched 2 years after the S1 which is a fairly serious difference as far as camera technology is concerned. Each of these cameras offer different body type with the Pentax K-5 IIs being a Mid-size SLR camera and the Pentax S1 being a Compact camera.

Before delving straight into a detailed comparison, below is a short synopsis of how the K-5 IIs grades vs the S1 with regard to portability, imaging, features and an overall score.

Following is a sample of the gallery pictures for Pentax K-5 IIs & Pentax Optio S1. The complete galleries are viewable at Pentax K-5 IIs Gallery & Pentax S1 Gallery.

If you are planning to carry around your camera often, you have to factor in its weight and proportions. The Pentax K-5 IIs comes with external dimensions of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") with a weight of 760 grams (1.68 lbs) and the Pentax S1 has measurements of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") and a weight of 157 grams (0.35 lbs).

Take a look at the Pentax K-5 IIs vs Pentax S1 in our brand new Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will change depending on the lens you choose at the time. The following is the front view proportions comparison of the K-5 IIs against the S1.

Looking at dimensions and weight, the portability grade of the K-5 IIs and S1 is 60 and 93 respectively.

Normally, its hard to see the gap in sensor sizes purely by seeing technical specs. The pic here will help give you a far better sense of the sensor sizes in the K-5 IIs and S1.

As you have seen, both of those cameras enjoy different megapixel count and different sensor sizes. The K-5 IIs because of its larger sensor will make shooting bokeh less difficult and the Pentax K-5 IIs will show greater detail utilizing its extra 2 Megapixels. Greater resolution will also allow you to crop images far more aggressively. The more modern K-5 IIs is going to have an edge in sensor tech.