Panasonic ZR1 vs Pentax WG-3

Below, we will be reviewing the Panasonic ZR1 vs Pentax WG-3, one being a Small Sensor Compact and the latter is a Waterproof by brands Panasonic and Pentax. There is a big difference between the resolutions of the ZR1 (12MP) and WG-3 (16MP) but they use the exact same sensor dimensions (1/2.3").

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The ZR1 was unveiled 5 years earlier than the WG-3 and that is quite a big gap as far as tech is concerned. The two cameras come with the identical body type (Compact).

Before we go through a thorough comparison, below is a quick introduction of how the ZR1 scores against the WG-3 with regards to portability, imaging, features and an overall grade.

This is a preview of the gallery photos for Panasonic Lumix DMC-ZR1 and Pentax WG-3. The full galleries are available at Panasonic ZR1 Gallery and Pentax WG-3 Gallery.

When you are planning to lug around your camera often, you're going to have to factor its weight and measurements. The Panasonic ZR1 offers physical dimensions of 98mm x 55mm x 26mm (3.9" x 2.2" x 1.0") and a weight of 158 grams (0.35 lbs) and the Pentax WG-3 has proportions of 124mm x 64mm x 33mm (4.9" x 2.5" x 1.3") with a weight of 230 grams (0.51 lbs).

Compare the Panasonic ZR1 vs Pentax WG-3 in the all new Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will differ based on the lens you are using during that time. Here is the front view measurements comparison of the ZR1 vs the WG-3.

Taking into account size and weight, the portability rating of the ZR1 and WG-3 is 94 and 90 respectively.

Generally, it is difficult to visualize the gap between sensor measurements purely by looking at technical specs. The visual here will provide you a more clear sense of the sensor dimensions in the ZR1 and WG-3.

As you have seen, the two cameras have got the exact same sensor measurements albeit different megapixels. You should count on the Pentax WG-3 to resolve extra detail having an extra 4MP. Higher resolution will also let you crop shots much more aggressively. The older ZR1 is going to be disadvantaged with regard to sensor technology.