Olympus E-5 vs Pentax S1

Let's take a deeper look at the Olympus E-5 and Pentax S1, former being a Advanced DSLR while the other is a Small Sensor Compact by brands Olympus and Pentax. The image resolution of the E-5 (12MP) and the S1 (14MP) is fairly similar but the E-5 (Four Thirds) and S1 (1/2.3") enjoy totally different sensor sizing.

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The E-5 was unveiled around the same time to the S1 which means that they are both of a similar age. Both the cameras offer different body type with the Olympus E-5 being a Mid-size SLR camera and the Pentax S1 being a Compact camera.

Before getting in to a in-depth comparison, below is a concise highlight of how the E-5 grades vs the S1 in terms of portability, imaging, features and an overall rating.

The following is a sample of the gallery pictures for Olympus E-5 & Pentax Optio S1. The full galleries are provided at Olympus E-5 Gallery & Pentax S1 Gallery.

For anyone who is intending to carry your camera, you'll have to factor its weight and dimensions. The Olympus E-5 provides external measurements of 143mm x 117mm x 75mm (5.6" x 4.6" x 3.0") and a weight of 800 grams (1.76 lbs) while the Pentax S1 has dimensions of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") accompanied by a weight of 157 grams (0.35 lbs).

Take a look at the Olympus E-5 and Pentax S1 in our completely new Camera plus Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will vary dependant on the lens you are utilising at that time. Here is the front view overall size comparison of the E-5 compared to the S1.

Using size and weight, the portability score of the E-5 and S1 is 58 and 93 respectively.

Oftentimes, it can be tough to see the difference between sensor sizing merely by reviewing technical specs. The photograph here may give you a stronger sense of the sensor measurements in the E-5 and S1.

As you can tell, each of the cameras enjoy different megapixel count and different sensor sizing. The E-5 with its larger sensor will make shooting shallow depth of field easier and the Pentax S1 will offer you more detail having an extra 2MP. Greater resolution will make it easier to crop photos far more aggressively.