Pentax RS1500 vs Pentax ist DS2

Below, we are looking at the Pentax RS1500 and Pentax ist DS2, former is a Small Sensor Compact while the other is a Advanced DSLR and both of them are created by Pentax. There is a sizable difference between the image resolutions of the RS1500 (14MP) and ist DS2 (6MP) and the RS1500 (1/2.3") and ist DS2 (APS-C) use different sensor dimensions.

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The RS1500 was revealed 5 years after the ist DS2 which is quite a significant difference as far as tech is concerned. Each of the cameras come with different body type with the Pentax RS1500 being a Compact camera and the Pentax ist DS2 being a Mid-size SLR camera.

Before diving in to a step-by-step comparison, below is a simple summary of how the RS1500 scores vs the ist DS2 with regards to portability, imaging, features and an overall mark.

Following is a sample of the gallery pics for Pentax Optio RS1500 & Pentax ist DS2. The full galleries are viewable at Pentax RS1500 Gallery & Pentax ist DS2 Gallery.

When you are going to travel with your camera regularly, you will need to think about its weight and dimensions. The Pentax RS1500 has external dimensions of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") with a weight of 157 grams (0.35 lbs) and the Pentax ist DS2 has dimensions of 125mm x 93mm x 66mm (4.9" x 3.7" x 2.6") with a weight of 605 grams (1.33 lbs).

Compare the Pentax RS1500 and Pentax ist DS2 in our newest Camera & Lens Size Comparison Tool.

Remember that, the weight of an ILC will change based on the lens you choose during that time. Following is the front view overall size comparison of the RS1500 against the ist DS2.

Considering size and weight, the portability score of the RS1500 and ist DS2 is 93 and 68 respectively.

In many cases, it is very difficult to imagine the contrast between sensor dimensions just by going over specifications. The pic below might offer you a clearer sense of the sensor sizes in the RS1500 and ist DS2.

To sum up, each of the cameras have got different megapixel count and different sensor dimensions. The RS1500 with its tinier sensor is going to make achieving shallow depth of field more difficult and the Pentax RS1500 will offer you extra detail because of its extra 8 Megapixels. Greater resolution will also help you crop images much more aggressively. The more modern RS1500 provides a benefit in sensor innovation.