Olympus TG-320 vs Pentax K-S1

Lets look much closer at the Olympus TG-320 and Pentax K-S1, former is a Waterproof while the latter is a Advanced DSLR by brands Olympus and Pentax. There exists a considerable gap between the sensor resolutions of the TG-320 (14MP) and K-S1 (20MP) and the TG-320 (1/2.3") and K-S1 (APS-C) use totally different sensor sizes.

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The TG-320 was released 3 years before the K-S1 which is quite a large difference as far as technology is concerned. Both of the cameras come with different body type with the Olympus TG-320 being a Compact camera and the Pentax K-S1 being a Mid-size SLR camera.

Before diving straight into a complete comparison, below is a simple summary of how the TG-320 matches up against the K-S1 in terms of portability, imaging, features and an overall mark.

Below is a preview of the gallery photos for Olympus TG-320 & Pentax K-S1. The complete galleries are provided at Olympus TG-320 Gallery & Pentax K-S1 Gallery.

If you are planning to travel with your camera regularly, you will want to take into account its weight and proportions. The Olympus TG-320 offers exterior measurements of 96mm x 63mm x 23mm (3.8" x 2.5" x 0.9") and a weight of 155 grams (0.34 lbs) and the Pentax K-S1 has measurements of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") accompanied by a weight of 558 grams (1.23 lbs).

Contrast the Olympus TG-320 and Pentax K-S1 in our brand new Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will change based on the lens you are utilizing at that time. Underneath is the front view proportions comparison of the TG-320 versus the K-S1.

Considering dimensions and weight, the portability rating of the TG-320 and K-S1 is 94 and 69 respectively.

More often than not, its hard to see the gap between sensor dimensions merely by going over a spec sheet. The picture underneath should give you a far better sense of the sensor sizing in the TG-320 and K-S1.

As you can see, both of these cameras have got different megapixel count and different sensor dimensions. The TG-320 because of its tinier sensor will make achieving shallow DOF tougher and the Pentax K-S1 will offer greater detail as a result of its extra 6MP. Higher resolution will also help you crop pictures much more aggressively. The more aged TG-320 is going to be behind when it comes to sensor tech.