Olympus SP-820UZ vs Pentax K-S1

Let's look more in depth at the Olympus SP-820UZ versus Pentax K-S1, former is a Small Sensor Superzoom while the latter is a Advanced DSLR by manufacturers Olympus and Pentax. There is a sizable difference among the image resolutions of the SP-820UZ (14MP) and K-S1 (20MP) and the SP-820UZ (1/2.3") and K-S1 (APS-C) provide different sensor size.

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The SP-820UZ was brought out 24 months before the K-S1 which makes them a generation away from each other. Each of these cameras have different body design with the Olympus SP-820UZ being a Compact camera and the Pentax K-S1 being a Mid-size SLR camera.

Before delving straight to a complete comparison, here is a concise summary of how the SP-820UZ scores versus the K-S1 with respect to portability, imaging, features and an overall score.

Following is a preview of the gallery photos for Olympus Stylus SP-820UZ & Pentax K-S1. The entire galleries are provided at Olympus SP-820UZ Gallery & Pentax K-S1 Gallery.

In case you're looking to carry around your camera frequently, you're going to have to take into account its weight and proportions. The Olympus SP-820UZ has physical measurements of 117mm x 78mm x 93mm (4.6" x 3.1" x 3.7") having a weight of 485 grams (1.07 lbs) and the Pentax K-S1 has measurements of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") along with a weight of 558 grams (1.23 lbs).

Examine the Olympus SP-820UZ versus Pentax K-S1 in our brand new Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will vary dependant on the lens you select during that time. Below is a front view over all size comparison of the SP-820UZ compared to the K-S1.

Factoring in size and weight, the portability score of the SP-820UZ and K-S1 is 69 and 69 respectively.

Often, it is difficult to visualize the difference in sensor sizes just by checking out technical specs. The image underneath will give you a better sense of the sensor sizing in the SP-820UZ and K-S1.

As you have seen, both of these cameras provide different megapixel count and different sensor sizes. The SP-820UZ featuring a smaller sensor is going to make achieving shallow depth of field more challenging and the Pentax K-S1 will provide extra detail having its extra 6 Megapixels. Higher resolution will let you crop pictures more aggressively. The more aged SP-820UZ will be behind in sensor tech.