Olympus E-M10 vs Sony a1

Lets look more closely at the Olympus E-M10 vs Sony a1, one being a Entry-Level Mirrorless and the other is a Pro Mirrorless by rivals Olympus and Sony. There is a crucial difference between the image resolutions of the E-M10 (16MP) and a1 (50MP) and the E-M10 (Four Thirds) and a1 (Full frame) offer totally different sensor size.

Supernova astonishes astronomers in ancient 12th century observations

The E-M10 was manufactured 7 years before the a1 and that is quite a serious gap as far as tech is concerned. Both of the cameras have the same body design (SLR-style mirrorless).

Before we go right into a step-by-step comparison, here is a quick synopsis of how the E-M10 grades vs the a1 with regard to portability, imaging, features and an overall rating.

Below is a sample of the gallery pictures for Olympus OM-D E-M10 and Sony Alpha a1. The entire galleries are provided at Olympus E-M10 Gallery and Sony a1 Gallery.

In case you're planning to carry your camera regularly, you will have to factor its weight and volume. The Olympus E-M10 provides outside measurements of 119mm x 82mm x 46mm (4.7" x 3.2" x 1.8") having a weight of 396 grams (0.87 lbs) while the Sony a1 has sizing of 129mm x 97mm x 70mm (5.1" x 3.8" x 2.8") having a weight of 737 grams (1.62 lbs).

Analyze the Olympus E-M10 vs Sony a1 in the all new Camera with Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will vary based on the lens you are using at the time. Here is a front view over all size comparison of the E-M10 vs the a1.

Taking into consideration size and weight, the portability rating of the E-M10 and a1 is 82 and 61 respectively.

Generally, it's difficult to envision the gap between sensor sizing only by reading specs. The graphic here might offer you a better sense of the sensor measurements in the E-M10 and a1.

As you can plainly see, both of those cameras provide different resolutions and different sensor sizing. The E-M10 because of its tinier sensor will make getting shallow DOF tougher and the Sony a1 will offer you extra detail due to its extra 34 Megapixels. Greater resolution will allow you to crop pics more aggressively. The older E-M10 is going to be disadvantaged with regard to sensor technology.