Olympus E-M1 III vs Olympus TG-320

Below, we will be reviewing the Olympus E-M1 III vs Olympus TG-320, one being a Pro Mirrorless and the latter is a Waterproof and both of them are built by Olympus. There exists a sizeable gap among the sensor resolutions of the E-M1 III (20MP) and TG-320 (14MP) and the E-M1 III (Four Thirds) and TG-320 (1/2.3") enjoy totally different sensor size.

Photography Glossary

The E-M1 III was manufactured 8 years later than the TG-320 and that is a fairly large gap as far as camera technology is concerned. Both cameras come with different body type with the Olympus E-M1 III being a SLR-style mirrorless camera and the Olympus TG-320 being a Compact camera.

Before getting straight into a full comparison, below is a short summation of how the E-M1 III scores against the TG-320 with regard to portability, imaging, features and an overall rating.

Here is a preview of the gallery images for Olympus OM-D E-M1 Mark III and Olympus TG-320. The entire galleries are provided at Olympus E-M1 III Gallery and Olympus TG-320 Gallery.

For anybody who is intending to carry your camera frequently, you'll have to factor in its weight and measurements. The Olympus E-M1 III provides physical measurements of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") along with a weight of 580 grams (1.28 lbs) whilst the Olympus TG-320 has proportions of 96mm x 63mm x 23mm (3.8" x 2.5" x 0.9") with a weight of 155 grams (0.34 lbs).

Check out the Olympus E-M1 III vs Olympus TG-320 in the new Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will vary based on the lens you have at that moment. The following is the front view measurements comparison of the E-M1 III vs the TG-320.

Taking into consideration dimensions and weight, the portability score of the E-M1 III and TG-320 is 67 and 94 respectively.

Normally, it's hard to envision the gap in sensor sizing simply by viewing specs. The graphic here will help offer you a far better sense of the sensor measurements in the E-M1 III and TG-320.

As you can plainly see, the two cameras have got different resolutions and different sensor sizing. The E-M1 III due to its bigger sensor will make achieving shallower depth of field simpler and the Olympus E-M1 III will result in more detail due to its extra 6 Megapixels. Higher resolution can also help you crop shots much more aggressively. The fresher E-M1 III will have an advantage with regard to sensor tech.