Panasonic LX3 vs Pentax 645D

Here is a thorough overview of the Panasonic LX3 versus Pentax 645D, one being a Small Sensor Compact and the latter is a Pro DSLR by competitors Panasonic and Pentax. There exists a big gap between the resolutions of the LX3 (10MP) and 645D (40MP) and the LX3 (1/1.63") and 645D (Medium format) have totally different sensor measurements.

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The LX3 was released 16 months before the 645D which makes them a generation apart from one another. Each of these cameras feature different body design with the Panasonic LX3 being a Compact camera and the Pentax 645D being a Large SLR camera.

Before going right into a comprehensive comparison, here is a short highlight of how the LX3 scores vs the 645D in relation to portability, imaging, features and an overall rating.

Below is a preview of the gallery images for Panasonic Lumix DMC-LX3 and Pentax 645D. The complete galleries are viewable at Panasonic LX3 Gallery and Pentax 645D Gallery.

For anybody who is going to carry your camera, you will have to consider its weight and proportions. The Panasonic LX3 offers outside dimensions of 109mm x 60mm x 27mm (4.3" x 2.4" x 1.1") along with a weight of 265 grams (0.58 lbs) while the Pentax 645D has measurements of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") with a weight of 1480 grams (3.26 lbs).

Contrast the Panasonic LX3 versus Pentax 645D in the all new Camera and Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will vary dependant on the lens you choose during that time. Here is a front view measurement comparison of the LX3 versus the 645D.

Taking into account dimensions and weight, the portability rating of the LX3 and 645D is 91 and 50 respectively.

More often than not, its hard to envision the contrast between sensor sizing merely by looking at a spec sheet. The photograph below will help provide you a more clear sense of the sensor sizes in the LX3 and 645D.

Clearly, each of the cameras feature different resolutions and different sensor sizing. The LX3 featuring a tinier sensor will make getting shallow depth of field tougher and the Pentax 645D will resolve greater detail as a result of its extra 30 Megapixels. Higher resolution can also enable you to crop pictures way more aggressively. The older LX3 is going to be disadvantaged in sensor tech.