Olympus 550WP vs Pentax K-7

Let's take a deeper look at the Olympus 550WP vs Pentax K-7, one being a Small Sensor Compact and the other is a Advanced DSLR by companies Olympus and Pentax. There exists a big gap among the sensor resolutions of the 550WP (10MP) and K-7 (15MP) and the 550WP (1/2.3") and K-7 (APS-C) use totally different sensor sizing.

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The 550WP was launched 8 months before the K-7 so they are both of a similar generation. Each of the cameras come with different body type with the Olympus 550WP being a Compact camera and the Pentax K-7 being a Mid-size SLR camera.

Before getting through a more detailed comparison, below is a short summation of how the 550WP scores vs the K-7 in regards to portability, imaging, features and an overall grade.

The following is a sample of the gallery pictures for Olympus Stylus 550WP and Pentax K-7. The complete galleries are available at Olympus 550WP Gallery and Pentax K-7 Gallery.

For anyone who is aiming to lug around your camera, you will need to factor its weight and dimensions. The Olympus 550WP has got outer dimensions of 94mm x 62mm x 22mm (3.7" x 2.4" x 0.9") along with a weight of 167 grams (0.37 lbs) whilst the Pentax K-7 has dimensions of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") with a weight of 750 grams (1.65 lbs).

Examine the Olympus 550WP vs Pentax K-7 in the all new Camera and Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will change based on the lens you choose during that time. The following is the front view overall size comparison of the 550WP and the K-7.

Factoring in dimensions and weight, the portability score of the 550WP and K-7 is 94 and 60 respectively.

Sometimes, it's tough to envision the contrast in sensor measurements just by viewing technical specs. The graphic below should give you a far better sense of the sensor sizes in the 550WP and K-7.

As you have seen, the 2 cameras have got different resolutions and different sensor measurements. The 550WP due to its smaller sensor will make achieving bokeh tougher and the Pentax K-7 will result in greater detail utilizing its extra 5 Megapixels. Greater resolution will make it easier to crop photos much more aggressively. The older 550WP will be disadvantaged with regard to sensor technology.