Ricoh PX vs Sony A550

Here, we are matching up the Ricoh PX versus Sony A550, one being a Small Sensor Compact and the other is a Entry-Level DSLR by brands Ricoh and Sony. The image resolution of the PX (16MP) and the A550 (14MP) is fairly close but the PX (1/2.3") and A550 (APS-C) boast different sensor dimensions.

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The PX was revealed 21 months later than the A550 making them a generation apart from one another. Each of these cameras feature different body design with the Ricoh PX being a Compact camera and the Sony A550 being a Compact SLR camera.

Before going right into a thorough comparison, here is a quick summary of how the PX matches up against the A550 when it comes to portability, imaging, features and an overall grade.

Here is a sample of the gallery pictures for Ricoh PX and Sony Alpha DSLR-A550. The full galleries are available at Ricoh PX Gallery and Sony A550 Gallery.

For those who are looking to lug around your camera regularly, you're going to have to factor in its weight and volume. The Ricoh PX features outer dimensions of 100mm x 55mm x 21mm (3.9" x 2.2" x 0.8") with a weight of 156 grams (0.34 lbs) and the Sony A550 has sizing of 137mm x 104mm x 84mm (5.4" x 4.1" x 3.3") along with a weight of 632 grams (1.39 lbs).

Take a look at the Ricoh PX versus Sony A550 in the all new Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will vary based on the lens you are utilizing at that moment. Below is a front view dimension comparison of the PX against the A550.

Taking into account dimensions and weight, the portability grade of the PX and A550 is 95 and 63 respectively.

More often than not, it is very hard to imagine the gap in sensor measurements purely by looking through technical specs. The visual underneath should provide you a better sense of the sensor sizes in the PX and A550.

As you have seen, both of the cameras feature different megapixels and different sensor measurements. The PX having a smaller sensor is going to make achieving shallower depth of field harder and the Ricoh PX will result in greater detail because of its extra 2MP. Greater resolution will enable you to crop images way more aggressively. The younger PX provides a benefit with regard to sensor technology.