Olympus 550WP vs Sony A7R III

Here is a extended review of the Olympus 550WP and Sony A7R III, former being a Small Sensor Compact while the other is a Pro Mirrorless by manufacturers Olympus and Sony. There is a considerable difference among the image resolutions of the 550WP (10MP) and A7R III (42MP) and the 550WP (1/2.3") and A7R III (Full frame) enjoy totally different sensor sizes.

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The 550WP was manufactured 9 years earlier than the A7R III and that is a fairly large difference as far as camera tech is concerned. Both cameras come with different body type with the Olympus 550WP being a Compact camera and the Sony A7R III being a SLR-style mirrorless camera.

Before we go in to a comprehensive comparison, below is a brief summary of how the 550WP grades against the A7R III with regards to portability, imaging, features and an overall rating.

The following is a sample of the gallery pics for Olympus Stylus 550WP & Sony Alpha A7R III. The entire galleries are provided at Olympus 550WP Gallery & Sony A7R III Gallery.

For those who are planning to carry your camera often, you're going to have to factor its weight and dimensions. The Olympus 550WP features exterior dimensions of 94mm x 62mm x 22mm (3.7" x 2.4" x 0.9") and a weight of 167 grams (0.37 lbs) while the Sony A7R III has dimensions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") with a weight of 657 grams (1.45 lbs).

Check the Olympus 550WP and Sony A7R III in our brand new Camera plus Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will differ depending on the lens you select during that time. Following is the front view dimensions comparison of the 550WP and the A7R III.

Considering size and weight, the portability grade of the 550WP and A7R III is 94 and 63 respectively.

Oftentimes, it is difficult to envision the gap in sensor sizing just by seeing a spec sheet. The graphic underneath will offer you a better sense of the sensor sizes in the 550WP and A7R III.

As you can see, each of these cameras posses different megapixel count and different sensor sizing. The 550WP due to its smaller sensor will make shooting bokeh harder and the Sony A7R III will produce extra detail due to its extra 32 Megapixels. Greater resolution can also let you crop images somewhat more aggressively. The older 550WP will be disadvantaged in sensor technology.