Pentax RS1500 vs Sony A450

Here is a in-depth comparison of the Pentax RS1500 and Sony A450, one being a Small Sensor Compact and the other is a Entry-Level DSLR by rivals Pentax and Sony. The resolution of the RS1500 (14MP) and the A450 (14MP) is very close but the RS1500 (1/2.3") and A450 (APS-C) use totally different sensor sizing.

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The RS1500 was introduced 15 months later than the A450 making the cameras a generation apart from one another. Both the cameras come with different body type with the Pentax RS1500 being a Compact camera and the Sony A450 being a Compact SLR camera.

Before getting in to a complete comparison, below is a brief summation of how the RS1500 grades vs the A450 in regards to portability, imaging, features and an overall rating.

Here is a sample of the gallery pics for Pentax Optio RS1500 and Sony Alpha DSLR-A450. The whole galleries are provided at Pentax RS1500 Gallery and Sony A450 Gallery.

When you are going to carry your camera frequently, you have to take into account its weight and size. The Pentax RS1500 features outside measurements of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") along with a weight of 157 grams (0.35 lbs) while the Sony A450 has specifications of 137mm x 104mm x 81mm (5.4" x 4.1" x 3.2") with a weight of 560 grams (1.23 lbs).

Compare the Pentax RS1500 and Sony A450 in the new Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will differ based on the lens you have during that time. Below is the front view dimensions comparison of the RS1500 compared to the A450.

Taking into consideration dimensions and weight, the portability score of the RS1500 and A450 is 93 and 65 respectively.

More often than not, it can be difficult to envision the difference in sensor sizing only by viewing specifications. The photograph underneath may offer you a clearer sense of the sensor measurements in the RS1500 and A450.

Plainly, the 2 cameras posses the exact same megapixel count but not the same sensor sizing. The RS1500 includes the smaller sensor which will make achieving shallower DOF more difficult. The younger RS1500 is going to have an advantage when it comes to sensor tech.