Olympus E-3 vs Sony A77 II

Here is a in-depth comparison of the Olympus E-3 and Sony A77 II, both Advanced DSLR cameras by competitors Olympus and Sony. There exists a sizable gap among the sensor resolutions of the E-3 (10MP) and A77 II (24MP) and the E-3 (Four Thirds) and A77 II (APS-C) provide totally different sensor sizes.

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The E-3 was announced 7 years before the A77 II and that is a fairly significant difference as far as camera technology is concerned. Both of the cameras feature the same body design (Mid-size SLR).

Before we go right into a thorough comparison, here is a short summary of how the E-3 grades against the A77 II with regard to portability, imaging, features and an overall rating.

The following is a sample of the gallery pictures for Olympus E-3 & Sony SLT-A77 II. The whole galleries are available at Olympus E-3 Gallery & Sony A77 II Gallery.

If you are going to carry your camera regularly, you should take into account its weight and measurements. The Olympus E-3 has external dimensions of 142mm x 116mm x 75mm (5.6" x 4.6" x 3.0") and a weight of 890 grams (1.96 lbs) and the Sony A77 II has proportions of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") accompanied by a weight of 647 grams (1.43 lbs).

Analyze the Olympus E-3 and Sony A77 II in our completely new Camera & Lens Size Comparison Tool.

Take into account, the weight of an ILC will vary based on the lens you use at the time. Below is a front view proportions comparison of the E-3 against the A77 II.

Factoring in dimensions and weight, the portability score of the E-3 and A77 II is 56 and 62 respectively.

Typically, its hard to visualise the difference in sensor sizing just by going through a spec sheet. The photograph below will help provide you a stronger sense of the sensor sizes in the E-3 and A77 II.

As you can see, both of the cameras come with different megapixels and different sensor sizing. The E-3 using its smaller sensor will make shooting shallower depth of field tougher and the Sony A77 II will produce extra detail with its extra 14MP. Greater resolution will also help you crop photos a good deal more aggressively. The older E-3 will be behind with regard to sensor innovation.