Nikon P7800 vs Pentax RZ18

The following is a detailed analysis of the Nikon P7800 and Pentax RZ18, one is a Small Sensor Compact and the other is a Small Sensor Superzoom by rivals Nikon and Pentax. There is a crucial difference between the resolutions of the P7800 (12MP) and RZ18 (16MP) and the P7800 (1/1.7") and RZ18 (1/2.3") use different sensor sizing.

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The P7800 was announced 2 years after the RZ18 which is quite a serious gap as far as tech is concerned. Each of these cameras come with the identical body type (Compact).

Before getting in to a in-depth comparison, below is a short synopsis of how the P7800 grades against the RZ18 with regard to portability, imaging, features and an overall mark.

Here is a sample of the gallery pics for Nikon Coolpix P7800 and Pentax Optio RZ18. The whole galleries are provided at Nikon P7800 Gallery and Pentax RZ18 Gallery.

If you're aiming to travel with your camera regularly, you will need to think about its weight and measurements. The Nikon P7800 has got exterior dimensions of 119mm x 78mm x 50mm (4.7" x 3.1" x 2.0") with a weight of 399 grams (0.88 lbs) while the Pentax RZ18 has proportions of 97mm x 61mm x 33mm (3.8" x 2.4" x 1.3") and a weight of 178 grams (0.39 lbs).

Analyze the Nikon P7800 and Pentax RZ18 in the all new Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will change depending on the lens you use at that moment. The following is the front view dimensions comparison of the P7800 versus the RZ18.

Using size and weight, the portability score of the P7800 and RZ18 is 82 and 92 respectively.

Often, its hard to imagine the contrast between sensor dimensions just by reviewing specs. The pic below should give you a much better sense of the sensor sizes in the P7800 and RZ18.

As you can plainly see, both of those cameras have got different megapixel count and different sensor dimensions. The P7800 with its larger sensor is going to make achieving shallow depth of field simpler and the Pentax RZ18 will offer extra detail with its extra 4MP. Greater resolution will also let you crop images much more aggressively. The fresher P7800 provides a benefit in sensor tech.