Olympus E-PL9 vs Sony A77

Lets take a deeper look at the Olympus E-PL9 versus Sony A77, one is a Entry-Level Mirrorless and the other is a Advanced DSLR by manufacturers Olympus and Sony. There is a huge difference between the sensor resolutions of the E-PL9 (16MP) and A77 (24MP) and the E-PL9 (Four Thirds) and A77 (APS-C) use different sensor sizing.

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The E-PL9 was launched 6 years after the A77 which is quite a significant gap as far as tech is concerned. Both the cameras come with different body type with the Olympus E-PL9 being a Rangefinder-style mirrorless camera and the Sony A77 being a Mid-size SLR camera.

Before we go through a complete comparison, below is a brief view of how the E-PL9 grades versus the A77 in the way of portability, imaging, features and an overall mark.

Below is a sample of the gallery pics for Olympus PEN E-PL9 and Sony SLT-A77. The complete galleries are available at Olympus E-PL9 Gallery and Sony A77 Gallery.

In case you're intending to travel with your camera, you will want to consider its weight and volume. The Olympus E-PL9 features physical measurements of 117mm x 68mm x 39mm (4.6" x 2.7" x 1.5") with a weight of 380 grams (0.84 lbs) and the Sony A77 has sizing of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") with a weight of 732 grams (1.61 lbs).

Examine the Olympus E-PL9 versus Sony A77 in the latest Camera and Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will vary depending on the lens you have attached at the time. Here is the front view physical size comparison of the E-PL9 compared to the A77.

Taking into account size and weight, the portability score of the E-PL9 and A77 is 85 and 59 respectively.

Oftentimes, its hard to visualize the difference between sensor dimensions simply by looking at specs. The pic here will help give you a stronger sense of the sensor sizing in the E-PL9 and A77.

All in all, both of those cameras posses different megapixels and different sensor dimensions. The E-PL9 due to its tinier sensor is going to make getting shallow depth of field tougher and the Sony A77 will give you extra detail utilizing its extra 8MP. Greater resolution will also allow you to crop photos somewhat more aggressively. The younger E-PL9 should have a benefit with regard to sensor innovation.