Panasonic G1 vs Pentax I-10

Here is a extended overview of the Panasonic G1 and Pentax I-10, former being a Entry-Level Mirrorless while the latter is a Small Sensor Compact by companies Panasonic and Pentax. The sensor resolution of the G1 (12MP) and the I-10 (12MP) is pretty comparable but the G1 (Four Thirds) and I-10 (1/2.3") use totally different sensor sizing.

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The G1 was manufactured 12 months before the I-10 so they are both of a similar age. Each of these cameras offer different body type with the Panasonic G1 being a SLR-style mirrorless camera and the Pentax I-10 being a Compact camera.

Before getting in to a complete comparison, below is a short summary of how the G1 grades against the I-10 when considering portability, imaging, features and an overall rating.

Below is a preview of the gallery images for Panasonic Lumix DMC-G1 & Pentax Optio I-10. The entire galleries are provided at Panasonic G1 Gallery & Pentax I-10 Gallery.

If you are looking to carry your camera regularly, you will need to consider its weight and size. The Panasonic G1 features physical measurements of 124mm x 84mm x 45mm (4.9" x 3.3" x 1.8") having a weight of 360 grams (0.79 lbs) while the Pentax I-10 has specifications of 101mm x 65mm x 28mm (4.0" x 2.6" x 1.1") having a weight of 153 grams (0.34 lbs).

Compare the Panasonic G1 and Pentax I-10 in our newest Camera & Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will differ depending on the lens you have attached at that moment. Underneath is the front view sizing comparison of the G1 against the I-10.

Taking into account size and weight, the portability score of the G1 and I-10 is 82 and 93 respectively.

Usually, it is very hard to see the contrast in sensor sizing simply by going through technical specs. The graphic below might provide you a clearer sense of the sensor sizing in the G1 and I-10.

As you have seen, both cameras offer the same exact MP albeit not the same sensor sizing. The G1 features the bigger sensor which should make getting shallower depth of field less difficult. The older G1 will be disadvantaged with regard to sensor tech.