Olympus FE-4000 vs Sony A7R IV

Its time to look a little more in depth at the Olympus FE-4000 vs Sony A7R IV, former being a Small Sensor Compact while the other is a Pro Mirrorless by brands Olympus and Sony. There is a substantial difference among the sensor resolutions of the FE-4000 (12MP) and A7R IV (61MP) and the FE-4000 (1/2.3") and A7R IV (Full frame) boast totally different sensor size.

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The FE-4000 was brought out 11 years earlier than the A7R IV and that is a fairly big difference as far as camera tech is concerned. The two cameras feature different body design with the Olympus FE-4000 being a Compact camera and the Sony A7R IV being a SLR-style mirrorless camera.

Before getting into a in-depth comparison, here is a concise view of how the FE-4000 matches up vs the A7R IV for portability, imaging, features and an overall rating.

Below is a sample of the gallery pics for Olympus FE-4000 & Sony Alpha A7R IV. The entire galleries are viewable at Olympus FE-4000 Gallery & Sony A7R IV Gallery.

If you're intending to carry your camera often, you're going to have to consider its weight and measurements. The Olympus FE-4000 has got exterior dimensions of 95mm x 57mm x 22mm (3.7" x 2.2" x 0.9") having a weight of 136 grams (0.30 lbs) whilst the Sony A7R IV has proportions of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") having a weight of 665 grams (1.47 lbs).

Contrast the Olympus FE-4000 vs Sony A7R IV in our newest Camera & Lens Size Comparison Tool.

Always remember, the weight of an ILC will change depending on the lens you are utilizing at the time. Here is a front view scale comparison of the FE-4000 and the A7R IV.

Considering size and weight, the portability rating of the FE-4000 and A7R IV is 95 and 62 respectively.

Oftentimes, its tough to visualise the contrast in sensor sizing just by viewing technical specs. The visual here will help provide you a much better sense of the sensor sizes in the FE-4000 and A7R IV.

As you have seen, both of those cameras feature different megapixels and different sensor sizing. The FE-4000 because of its smaller sensor will make shooting bokeh more challenging and the Sony A7R IV will render greater detail having its extra 49MP. Greater resolution will enable you to crop images way more aggressively. The older FE-4000 will be behind with regard to sensor innovation.