Olympus Tough-3000 vs Pentax 645D

Here is a complete analysis of the Olympus Tough-3000 and Pentax 645D, one being a Waterproof and the latter is a Pro DSLR by manufacturers Olympus and Pentax. There exists a significant gap between the resolutions of the Tough-3000 (12MP) and 645D (40MP) and the Tough-3000 (1/2.3") and 645D (Medium format) come with different sensor measurements.

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The Tough-3000 was launched 2 months prior to the 645D so they are both of a similar generation. Both of these cameras come with different body type with the Olympus Tough-3000 being a Compact camera and the Pentax 645D being a Large SLR camera.

Before going in to a complete comparison, below is a simple highlight of how the Tough-3000 matches up versus the 645D in terms of portability, imaging, features and an overall rating.

Following is a preview of the gallery photos for Olympus Stylus Tough-3000 and Pentax 645D. The complete galleries are viewable at Olympus Tough-3000 Gallery and Pentax 645D Gallery.

If you are going to carry your camera regularly, you'll have to think about its weight and volume. The Olympus Tough-3000 enjoys outer dimensions of 96mm x 65mm x 23mm (3.8" x 2.6" x 0.9") accompanied by a weight of 159 grams (0.35 lbs) whilst the Pentax 645D has sizing of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") along with a weight of 1480 grams (3.26 lbs).

Examine the Olympus Tough-3000 and Pentax 645D in the latest Camera with Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will vary based on the lens you are employing at that time. The following is the front view overall size comparison of the Tough-3000 versus the 645D.

Factoring in dimensions and weight, the portability score of the Tough-3000 and 645D is 94 and 50 respectively.

Normally, it is tough to visualize the difference between sensor sizing simply by looking at specifications. The graphic here should give you a much better sense of the sensor dimensions in the Tough-3000 and 645D.

Plainly, the two cameras have got different megapixel count and different sensor sizing. The Tough-3000 featuring a tinier sensor is going to make achieving shallow DOF tougher and the Pentax 645D will give you more detail utilizing its extra 28 Megapixels. Higher resolution can also let you crop shots much more aggressively.