Olympus TG-310 vs Pentax K-70

Following is a extensive comparison of the Olympus TG-310 vs Pentax K-70, former is a Waterproof while the latter is a Entry-Level DSLR by competitors Olympus and Pentax. There is a substantial difference between the resolutions of the TG-310 (14MP) and K-70 (24MP) and the TG-310 (1/2.3") and K-70 (APS-C) come with different sensor sizing.

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The TG-310 was manufactured 6 years prior to the K-70 which is quite a big difference as far as tech is concerned. Both of these cameras come with different body type with the Olympus TG-310 being a Compact camera and the Pentax K-70 being a Compact SLR camera.

Before going in to a full comparison, below is a simple summary of how the TG-310 scores vs the K-70 with regard to portability, imaging, features and an overall score.

Following is a preview of the gallery photos for Olympus TG-310 & Pentax K-70. The entire galleries are viewable at Olympus TG-310 Gallery & Pentax K-70 Gallery.

In case you're intending to carry around your camera, you need to think about its weight and proportions. The Olympus TG-310 features outer measurements of 96mm x 63mm x 23mm (3.8" x 2.5" x 0.9") accompanied by a weight of 155 grams (0.34 lbs) while the Pentax K-70 has measurements of 126mm x 93mm x 74mm (5.0" x 3.7" x 2.9") accompanied by a weight of 688 grams (1.52 lbs).

Compare the Olympus TG-310 vs Pentax K-70 in our brand new Camera & Lens Size Comparison Tool.

Always remember, the weight of an ILC will vary dependant on the lens you are working with at the time. Below is the front view dimension comparison of the TG-310 versus the K-70.

Taking into account size and weight, the portability grade of the TG-310 and K-70 is 94 and 62 respectively.

In many cases, it is hard to picture the difference between sensor sizes merely by looking at specifications. The pic here might provide you a more clear sense of the sensor sizing in the TG-310 and K-70.

To sum up, both of those cameras have got different resolutions and different sensor sizes. The TG-310 because of its tinier sensor is going to make getting shallow depth of field tougher and the Pentax K-70 will resolve more detail due to its extra 10MP. Higher resolution will allow you to crop pictures much more aggressively. The more aged TG-310 is going to be behind when it comes to sensor tech.