Pentax S1 vs Sony A450

Below is a thorough review of the Pentax S1 versus Sony A450, one being a Small Sensor Compact and the latter is a Entry-Level DSLR by competitors Pentax and Sony. The sensor resolution of the S1 (14MP) and the A450 (14MP) is relatively comparable but the S1 (1/2.3") and A450 (APS-C) use totally different sensor dimensions.

Samsung Releases Faster Versions of EVO MicroSD Cards

The S1 was brought out 15 months later than the A450 which makes the cameras a generation apart from one another. Each of the cameras come with different body type with the Pentax S1 being a Compact camera and the Sony A450 being a Compact SLR camera.

Before going through a complete comparison, below is a short highlight of how the S1 matches up vs the A450 in the way of portability, imaging, features and an overall grade.

Below is a preview of the gallery photos for Pentax Optio S1 and Sony Alpha DSLR-A450. The entire galleries are available at Pentax S1 Gallery and Sony A450 Gallery.

For anybody who is planning to lug around your camera regularly, you will have to consider its weight and measurements. The Pentax S1 comes with outside measurements of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") accompanied by a weight of 157 grams (0.35 lbs) and the Sony A450 has proportions of 137mm x 104mm x 81mm (5.4" x 4.1" x 3.2") accompanied by a weight of 560 grams (1.23 lbs).

Analyze the Pentax S1 versus Sony A450 in the latest Camera and Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will differ based on the lens you have chosen at the time. Here is the front view sizing comparison of the S1 vs the A450.

Using dimensions and weight, the portability rating of the S1 and A450 is 93 and 65 respectively.

Quite often, it's tough to envision the gap in sensor measurements purely by seeing specifications. The photograph underneath will give you a stronger sense of the sensor sizing in the S1 and A450.

To sum up, both of these cameras have got the exact same megapixel count albeit not the same sensor measurements. The S1 has got the smaller sensor which should make obtaining shallower depth of field more difficult. The more modern S1 is going to have an edge in sensor technology.