Olympus TG-870 vs Pentax WG-1 GPS

In this article, we are matching up the Olympus TG-870 versus Pentax WG-1 GPS, former is a Ultracompact while the other is a Waterproof by companies Olympus and Pentax. The sensor resolution of the TG-870 (16MP) and the WG-1 GPS (14MP) is fairly close and they enjoy the same exact sensor sizes (1/2.3").

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The TG-870 was unveiled 4 years after the WG-1 GPS which is a fairly significant difference as far as camera technology is concerned. Both of these cameras offer different body type with the Olympus TG-870 being a Ultracompact camera and the Pentax WG-1 GPS being a Compact camera.

Before getting in to a comprehensive comparison, below is a quick highlight of how the TG-870 matches up against the WG-1 GPS when considering portability, imaging, features and an overall score.

This is a sample of the gallery pictures for Olympus Stylus Tough TG-870 & Pentax Optio WG-1 GPS. The full galleries are viewable at Olympus TG-870 Gallery & Pentax WG-1 GPS Gallery.

For anyone who is aiming to carry around your camera often, you're going to have to consider its weight and proportions. The Olympus TG-870 enjoys outer measurements of 113mm x 64mm x 28mm (4.4" x 2.5" x 1.1") accompanied by a weight of 221 grams (0.49 lbs) whilst the Pentax WG-1 GPS has measurements of 116mm x 59mm x 29mm (4.6" x 2.3" x 1.1") along with a weight of 167 grams (0.37 lbs).

See the Olympus TG-870 versus Pentax WG-1 GPS in our completely new Camera & Lens Size Comparison Tool.

Don't forget, the weight of an ILC will differ dependant on the lens you choose at that moment. Following is the front view proportions comparison of the TG-870 against the WG-1 GPS.

Using dimensions and weight, the portability grade of the TG-870 and WG-1 GPS is 91 and 93 respectively.

Normally, it is difficult to visualise the difference in sensor sizes only by looking through a spec sheet. The picture underneath will offer you a clearer sense of the sensor sizing in the TG-870 and WG-1 GPS.

Clearly, the two cameras offer the same exact sensor sizing but not the same MP. You can anticipate the Olympus TG-870 to result in greater detail having an extra 2MP. Greater resolution can also enable you to crop images a little more aggressively. The fresher TG-870 is going to have an edge in sensor tech.