Olympus E-M5 III vs Olympus TG-320

Here, we are looking at the Olympus E-M5 III and Olympus TG-320, former is a Advanced Mirrorless while the other is a Waterproof and they are both manufactured by Olympus. There is a substantial difference among the sensor resolutions of the E-M5 III (20MP) and TG-320 (14MP) and the E-M5 III (Four Thirds) and TG-320 (1/2.3") boast different sensor sizing.

Photography Glossary

The E-M5 III was brought out 7 years after the TG-320 which is a fairly big difference as far as camera tech is concerned. Both of the cameras feature different body design with the Olympus E-M5 III being a SLR-style mirrorless camera and the Olympus TG-320 being a Compact camera.

Before diving straight to a step-by-step comparison, here is a quick highlight of how the E-M5 III matches up against the TG-320 with regard to portability, imaging, features and an overall mark.

The following is a sample of the gallery pictures for Olympus OM-D E-M5 III & Olympus TG-320. The entire galleries are viewable at Olympus E-M5 III Gallery & Olympus TG-320 Gallery.

When you are going to travel with your camera, you'll have to factor its weight and size. The Olympus E-M5 III features outer measurements of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") with a weight of 414 grams (0.91 lbs) and the Olympus TG-320 has specifications of 96mm x 63mm x 23mm (3.8" x 2.5" x 0.9") having a weight of 155 grams (0.34 lbs).

Examine the Olympus E-M5 III and Olympus TG-320 in our newest Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will change dependant on the lens you have chosen at the time. Below is a front view overall size comparison of the E-M5 III against the TG-320.

Looking at size and weight, the portability grade of the E-M5 III and TG-320 is 80 and 94 respectively.

Oftentimes, it is very hard to imagine the contrast in sensor dimensions just by viewing technical specs. The image below may offer you a greater sense of the sensor measurements in the E-M5 III and TG-320.

As you can tell, each of these cameras feature different resolutions and different sensor dimensions. The E-M5 III because of its larger sensor is going to make getting shallower DOF simpler and the Olympus E-M5 III will provide you with greater detail having its extra 6MP. Greater resolution will make it easier to crop images way more aggressively. The more recent E-M5 III should have a benefit with regard to sensor technology.