Olympus 1 vs Pentax 645D

Lets examine more in depth at the Olympus 1 versus Pentax 645D, one is a Small Sensor Superzoom and the latter is a Pro DSLR by rivals Olympus and Pentax. There is a huge difference among the image resolutions of the 1 (12MP) and 645D (40MP) and the 1 (1/1.7") and 645D (Medium format) use totally different sensor measurements.

Japan-exclusive Leica Leitz Phone 3 features big sensor and new modes

The 1 was unveiled 3 years after the 645D which is a fairly significant gap as far as camera tech is concerned. Each of these cameras come with different body type with the Olympus 1 being a SLR-like (bridge) camera and the Pentax 645D being a Large SLR camera.

Before delving straight into a more detailed comparison, below is a quick summation of how the 1 grades against the 645D in the way of portability, imaging, features and an overall mark.

Below is a preview of the gallery photos for Olympus Stylus 1 and Pentax 645D. The full galleries are available at Olympus 1 Gallery and Pentax 645D Gallery.

When you are intending to travel with your camera, you'll need to think about its weight and dimensions. The Olympus 1 has got physical dimensions of 116mm x 87mm x 57mm (4.6" x 3.4" x 2.2") having a weight of 402 grams (0.89 lbs) whilst the Pentax 645D has dimensions of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") accompanied by a weight of 1480 grams (3.26 lbs).

Examine the Olympus 1 versus Pentax 645D in the all new Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will change depending on the lens you are employing at that moment. Following is the front view measurement comparison of the 1 and the 645D.

Considering size and weight, the portability score of the 1 and 645D is 79 and 50 respectively.

Usually, it's hard to see the difference in sensor dimensions simply by looking through specifications. The picture here might give you a clearer sense of the sensor sizes in the 1 and 645D.

To sum up, both the cameras have got different resolutions and different sensor dimensions. The 1 with its smaller sensor will make getting shallow depth of field more challenging and the Pentax 645D will provide you with greater detail having an extra 28MP. Higher resolution will also allow you to crop shots much more aggressively. The more modern 1 will have an edge in sensor innovation.