Ricoh PX vs Sony A77

Let's look a bit more closely at the Ricoh PX and Sony A77, former is a Small Sensor Compact while the latter is a Advanced DSLR by rivals Ricoh and Sony. There is a substantial difference between the image resolutions of the PX (16MP) and A77 (24MP) and the PX (1/2.3") and A77 (APS-C) enjoy different sensor sizing.

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The PX was launched 2 months prior to the A77 which means that they are of a similar age. The two cameras come with different body type with the Ricoh PX being a Compact camera and the Sony A77 being a Mid-size SLR camera.

Before going in to a detailed comparison, below is a simple view of how the PX matches up against the A77 in terms of portability, imaging, features and an overall score.

This is a preview of the gallery photos for Ricoh PX & Sony SLT-A77. The complete galleries are viewable at Ricoh PX Gallery & Sony A77 Gallery.

For those who are looking to carry around your camera regularly, you will need to consider its weight and size. The Ricoh PX comes with physical dimensions of 100mm x 55mm x 21mm (3.9" x 2.2" x 0.8") having a weight of 156 grams (0.34 lbs) whilst the Sony A77 has specifications of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") with a weight of 732 grams (1.61 lbs).

Compare the Ricoh PX and Sony A77 in our newest Camera & Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will differ depending on the lens you are utilising at that time. Following is the front view dimensions comparison of the PX versus the A77.

Using size and weight, the portability grade of the PX and A77 is 95 and 59 respectively.

Generally, it can be difficult to picture the contrast between sensor sizes only by reading through a spec sheet. The image here should give you a clearer sense of the sensor sizes in the PX and A77.

Clearly, each of the cameras have got different megapixels and different sensor sizes. The PX due to its tinier sensor is going to make achieving shallow DOF more challenging and the Sony A77 will resolve extra detail utilizing its extra 8MP. Higher resolution will let you crop photographs much more aggressively.