Read our detailed comparison of Olympus PEN E-PL6 vs Sony a5100 and find out the pros and cons of each digital camera.Comparing Olympus E-PL7 vs Sony A5100 vs Olympus E-PL8 vs Sony ; Aspect Ratio. 4:3, 16:9. 3:2, 16:9. 4:3, 16:9. 3:2 ; Focus Mode. Continuous-Servo AF, Manual Olympus PEN E-PL7 vs Sony Alpha a5100 It felt steadier in my hand and easier for manual focus. In short, I loved both cameras but for Olympus PEN E-PL8. Sony a5100. Shooting modes. Aperture priority; Auto; Manual; Program; Shutter priority. N/A. Camera shutter type, Mechanical. Why is Sony A5100 better than Olympus PEN E-PL7? ; 98 more focus points · 179vs81 ; 1.5x more megapixels (main camera) · 24MPvs16MP ; 50shots longer battery life. Imaging. Sensor Resolution. Actual: 17.2 Megapixel · AV Recording. Aspect Ratio. 4:3, 16:9 · Focus. Focus Mode. Continuous-Servo AF, Manual Focus, Single-Servo AF. Olympus PEN E-PL7 vs Sony A5100. COMPARISON SELECTION (3 selected items max.) VIEW COMPARISON ADD MORE. Scores; Specifications; Measurements; Lenses tested. Olympus E-PL7 vs Sony A5100 at ISO 1600 ; Olympus E-PL7 at ISO 1600. Sony A5100 at ISO 1600 ; The Sony A5100 continues to resolve more detail than the E-PL7 at