Pentax I-10 vs Sony W550

Its time to take a closer look at the Pentax I-10 and Sony W550, one is a Small Sensor Compact and the other is a Ultracompact by manufacturers Pentax and Sony. The resolution of the I-10 (12MP) and the W550 (14MP) is very well matched and both cameras offer the identical sensor size (1/2.3").

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The I-10 was announced 18 months prior to the W550 making them a generation away from one another. The two cameras feature different body design with the Pentax I-10 being a Compact camera and the Sony W550 being a Ultracompact camera.

Before diving straight to a thorough comparison, here is a quick summation of how the I-10 grades against the W550 when considering portability, imaging, features and an overall score.

This is a sample of the gallery pics for Pentax Optio I-10 and Sony Cyber-shot DSC-W550. The whole galleries are provided at Pentax I-10 Gallery and Sony W550 Gallery.

For anybody who is going to carry around your camera, you have to consider its weight and proportions. The Pentax I-10 provides physical measurements of 101mm x 65mm x 28mm (4.0" x 2.6" x 1.1") along with a weight of 153 grams (0.34 lbs) and the Sony W550 has measurements of 94mm x 56mm x 19mm (3.7" x 2.2" x 0.7") and a weight of 110 grams (0.24 lbs).

Check out the Pentax I-10 and Sony W550 in the new Camera and Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will change based on the lens you are employing at the time. Below is a front view dimensions comparison of the I-10 vs the W550.

Factoring in dimensions and weight, the portability score of the I-10 and W550 is 93 and 96 respectively.

Typically, it can be difficult to see the gap between sensor sizes purely by looking at specs. The pic below should give you a far better sense of the sensor measurements in the I-10 and W550.

All in all, both the cameras come with the identical sensor size but not the same MP. You should expect to see the Sony W550 to resolve greater detail with its extra 2MP. Greater resolution can also let you crop images a good deal more aggressively. The more aged I-10 is going to be behind when it comes to sensor technology.