Olympus E-5 vs Sony A100

Let's look more closely at the Olympus E-5 vs Sony A100, former being a Advanced DSLR while the other is a Entry-Level DSLR by competitors Olympus and Sony. The resolution of the E-5 (12MP) and the A100 (10MP) is very similar but the E-5 (Four Thirds) and A100 (APS-C) boast totally different sensor size.

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The E-5 was unveiled 4 years later than the A100 and that is quite a significant difference as far as tech is concerned. Both cameras have different body design with the Olympus E-5 being a Mid-size SLR camera and the Sony A100 being a Compact SLR camera.

Before we go straight to a in depth comparison, here is a brief summary of how the E-5 grades against the A100 in relation to portability, imaging, features and an overall grade.

The following is a sample of the gallery pics for Olympus E-5 & Sony Alpha DSLR-A100. The full galleries are provided at Olympus E-5 Gallery & Sony A100 Gallery.

For those who are going to lug around your camera often, you are going to need to factor its weight and proportions. The Olympus E-5 features external dimensions of 143mm x 117mm x 75mm (5.6" x 4.6" x 3.0") having a weight of 800 grams (1.76 lbs) whilst the Sony A100 has measurements of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") with a weight of 638 grams (1.41 lbs).

Check the Olympus E-5 vs Sony A100 in our brand new Camera & Lens Size Comparison Tool.

Don't forget, the weight of an ILC will differ dependant on the lens you are utilising at that time. Following is a front view physical size comparison of the E-5 versus the A100.

Considering size and weight, the portability score of the E-5 and A100 is 58 and 64 respectively.

Oftentimes, it is very hard to visualise the difference between sensor measurements purely by reviewing specs. The photograph here might provide you a much better sense of the sensor sizes in the E-5 and A100.

All in all, both cameras have different megapixel count and different sensor measurements. The E-5 using its tinier sensor will make achieving bokeh more difficult and the Olympus E-5 will offer extra detail having an extra 2 Megapixels. Greater resolution can also let you crop pics a bit more aggressively. The newer E-5 is going to have an advantage when it comes to sensor tech.