Olympus SZ-31MR iHS vs Sony A7R IV

Here is a detailed assessment of the Olympus SZ-31MR iHS vs Sony A7R IV, former being a Small Sensor Superzoom while the other is a Pro Mirrorless by brands Olympus and Sony. There is a noticeable difference among the image resolutions of the SZ-31MR iHS (16MP) and A7R IV (61MP) and the SZ-31MR iHS (1/2.3") and A7R IV (Full frame) have different sensor sizing.

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The SZ-31MR iHS was revealed 8 years prior to the A7R IV and that is a fairly sizable difference as far as camera tech is concerned. Both of these cameras feature different body design with the Olympus SZ-31MR iHS being a Compact camera and the Sony A7R IV being a SLR-style mirrorless camera.

Before delving right into a full comparison, here is a brief view of how the SZ-31MR iHS scores versus the A7R IV in relation to portability, imaging, features and an overall rating.

This is a sample of the gallery pics for Olympus SZ-31MR iHS & Sony Alpha A7R IV. The full galleries are provided at Olympus SZ-31MR iHS Gallery & Sony A7R IV Gallery.

When you are planning to carry your camera, you will need to consider its weight and volume. The Olympus SZ-31MR iHS has got exterior dimensions of 106mm x 69mm x 40mm (4.2" x 2.7" x 1.6") accompanied by a weight of 226 grams (0.50 lbs) while the Sony A7R IV has sizing of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") with a weight of 665 grams (1.47 lbs).

Look at the Olympus SZ-31MR iHS vs Sony A7R IV in our brand new Camera plus Lens Size Comparison Tool.

Take into account, the weight of an ILC will vary based on the lens you are using at that time. The following is a front view measurements comparison of the SZ-31MR iHS vs the A7R IV.

Using size and weight, the portability score of the SZ-31MR iHS and A7R IV is 89 and 62 respectively.

Oftentimes, it is very hard to picture the gap in sensor sizing purely by looking through specs. The graphic underneath will help offer you a better sense of the sensor dimensions in the SZ-31MR iHS and A7R IV.

All in all, both of the cameras feature different resolutions and different sensor sizing. The SZ-31MR iHS with its smaller sensor is going to make getting shallower DOF trickier and the Sony A7R IV will result in more detail because of its extra 45 Megapixels. Greater resolution can also allow you to crop photos way more aggressively. The older SZ-31MR iHS will be disadvantaged in sensor tech.