Pentax Efina vs Sony A100

Let's examine more in depth at the Pentax Efina vs Sony A100, former being a Ultracompact while the other is a Entry-Level DSLR by competitors Pentax and Sony. There is a considerable difference among the resolutions of the Efina (14MP) and A100 (10MP) and the Efina (1/2.3") and A100 (APS-C) enjoy totally different sensor sizing.

Photography Glossary

The Efina was manufactured 6 years later than the A100 and that is a fairly large difference as far as camera tech is concerned. Both of the cameras offer different body type with the Pentax Efina being a Ultracompact camera and the Sony A100 being a Compact SLR camera.

Before going through a step-by-step comparison, below is a short overview of how the Efina grades against the A100 when it comes to portability, imaging, features and an overall grade.

Following is a sample of the gallery pics for Pentax Efina & Sony Alpha DSLR-A100. The entire galleries are provided at Pentax Efina Gallery & Sony A100 Gallery.

For anybody who is intending to lug around your camera often, you will want to factor its weight and measurements. The Pentax Efina provides outer measurements of 87mm x 54mm x 21mm (3.4" x 2.1" x 0.8") along with a weight of 91 grams (0.20 lbs) whilst the Sony A100 has proportions of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") with a weight of 638 grams (1.41 lbs).

Contrast the Pentax Efina vs Sony A100 in our newest Camera & Lens Size Comparison Tool.

Take into account, the weight of an ILC will differ depending on the lens you are using at the time. The following is the front view physical size comparison of the Efina vs the A100.

Considering size and weight, the portability score of the Efina and A100 is 97 and 64 respectively.

Generally, it is very tough to see the contrast in sensor measurements merely by going through a spec sheet. The graphic underneath may offer you a clearer sense of the sensor sizing in the Efina and A100.

Clearly, both cameras enjoy different resolutions and different sensor measurements. The Efina due to its smaller sensor will make getting shallower depth of field trickier and the Pentax Efina will provide extra detail due to its extra 4MP. Greater resolution will make it easier to crop photos far more aggressively. The more recent Efina is going to have an edge with regard to sensor innovation.