Olympus E-620 vs Sony A7R IV

The following is a detailed assessment of the Olympus E-620 versus Sony A7R IV, former is a Entry-Level DSLR while the latter is a Pro Mirrorless by manufacturers Olympus and Sony. There exists a substantial gap between the resolutions of the E-620 (12MP) and A7R IV (61MP) and the E-620 (Four Thirds) and A7R IV (Full frame) posses different sensor size.

Photography Glossary

The E-620 was launched 11 years earlier than the A7R IV which is quite a big difference as far as technology is concerned. Both cameras feature different body design with the Olympus E-620 being a Compact SLR camera and the Sony A7R IV being a SLR-style mirrorless camera.

Before we go straight to a comprehensive comparison, here is a short summary of how the E-620 matches up versus the A7R IV with regards to portability, imaging, features and an overall mark.

Following is a preview of the gallery images for Olympus E-620 & Sony Alpha A7R IV. The complete galleries are provided at Olympus E-620 Gallery & Sony A7R IV Gallery.

For anyone who is planning to travel with your camera frequently, you need to factor its weight and proportions. The Olympus E-620 has outer dimensions of 130mm x 94mm x 60mm (5.1" x 3.7" x 2.4") with a weight of 500 grams (1.10 lbs) while the Sony A7R IV has measurements of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") with a weight of 665 grams (1.47 lbs).

Check out the Olympus E-620 versus Sony A7R IV in our newest Camera & Lens Size Comparison Tool.

Always remember, the weight of an ILC will vary based on the lens you are working with at that time. Following is a front view physical size comparison of the E-620 versus the A7R IV.

Factoring in dimensions and weight, the portability grade of the E-620 and A7R IV is 71 and 62 respectively.

Normally, it is very tough to imagine the contrast between sensor dimensions purely by reading through a spec sheet. The pic underneath might offer you a more clear sense of the sensor dimensions in the E-620 and A7R IV.

Clearly, both of those cameras feature different megapixels and different sensor dimensions. The E-620 due to its tinier sensor is going to make shooting shallow DOF trickier and the Sony A7R IV will give you more detail utilizing its extra 49 Megapixels. Higher resolution will make it easier to crop pictures way more aggressively. The more aged E-620 is going to be disadvantaged in sensor innovation.