Olympus E-400 vs Sony A7R IV

Here, we are contrasting the Olympus E-400 versus Sony A7R IV, one is a Entry-Level DSLR and the other is a Pro Mirrorless by brands Olympus and Sony. There exists a huge gap between the sensor resolutions of the E-400 (10MP) and A7R IV (61MP) and the E-400 (Four Thirds) and A7R IV (Full frame) have different sensor sizes.

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The E-400 was manufactured 14 years earlier than the A7R IV which is quite a significant gap as far as technology is concerned. The two cameras feature different body design with the Olympus E-400 being a Compact SLR camera and the Sony A7R IV being a SLR-style mirrorless camera.

Before diving into a step-by-step comparison, here is a brief synopsis of how the E-400 grades versus the A7R IV in relation to portability, imaging, features and an overall mark.

Here is a sample of the gallery pictures for Olympus E-400 and Sony Alpha A7R IV. The entire galleries are provided at Olympus E-400 Gallery and Sony A7R IV Gallery.

In case you're planning to travel with your camera often, you'll have to consider its weight and measurements. The Olympus E-400 has outside dimensions of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") having a weight of 435 grams (0.96 lbs) whilst the Sony A7R IV has proportions of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") with a weight of 665 grams (1.47 lbs).

Compare the Olympus E-400 versus Sony A7R IV in the latest Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will vary dependant on the lens you have attached during that time. The following is a front view sizing comparison of the E-400 and the A7R IV.

Factoring in dimensions and weight, the portability grade of the E-400 and A7R IV is 77 and 62 respectively.

Quite often, its difficult to imagine the contrast between sensor dimensions merely by checking technical specs. The pic underneath should offer you a greater sense of the sensor sizes in the E-400 and A7R IV.

As you can tell, both of the cameras come with different resolutions and different sensor dimensions. The E-400 due to its tinier sensor is going to make shooting shallow depth of field more challenging and the Sony A7R IV will give more detail due to its extra 51 Megapixels. Greater resolution will also allow you to crop images a good deal more aggressively. The more aged E-400 is going to be disadvantaged when it comes to sensor tech.