Olympus E-400 vs Sony A77

Let's take a more detailed look at the Olympus E-400 and Sony A77, one is a Entry-Level DSLR and the other is a Advanced DSLR by brands Olympus and Sony. There is a crucial difference between the image resolutions of the E-400 (10MP) and A77 (24MP) and the E-400 (Four Thirds) and A77 (APS-C) come with totally different sensor sizes.

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The E-400 was revealed 6 years earlier than the A77 which is quite a serious gap as far as tech is concerned. The two cameras offer different body type with the Olympus E-400 being a Compact SLR camera and the Sony A77 being a Mid-size SLR camera.

Before getting through a complete comparison, below is a brief highlight of how the E-400 grades versus the A77 with respect to portability, imaging, features and an overall score.

Below is a sample of the gallery pics for Olympus E-400 and Sony SLT-A77. The full galleries are provided at Olympus E-400 Gallery and Sony A77 Gallery.

If you're going to carry around your camera regularly, you'll have to consider its weight and size. The Olympus E-400 has outer dimensions of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") accompanied by a weight of 435 grams (0.96 lbs) and the Sony A77 has specifications of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") and a weight of 732 grams (1.61 lbs).

Look at the Olympus E-400 and Sony A77 in the new Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will change dependant on the lens you select at that time. Here is the front view overall size comparison of the E-400 and the A77.

Considering size and weight, the portability score of the E-400 and A77 is 77 and 59 respectively.

Often, it can be tough to see the gap between sensor sizes merely by reading specs. The picture underneath might give you a more clear sense of the sensor sizes in the E-400 and A77.

All in all, both the cameras enjoy different resolutions and different sensor sizes. The E-400 with its tinier sensor will make achieving shallower DOF trickier and the Sony A77 will offer you extra detail because of its extra 14 Megapixels. Greater resolution can also help you crop images far more aggressively. The more aged E-400 is going to be behind in sensor innovation.