Olympus E-M5 vs Sony G3

Its time to look closer at the Olympus E-M5 versus Sony G3, former is a Advanced Mirrorless while the other is a Small Sensor Compact by competitors Olympus and Sony. There is a large difference among the image resolutions of the E-M5 (16MP) and G3 (10MP) and the E-M5 (Four Thirds) and G3 (1/2.3") use totally different sensor measurements.

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The E-M5 was launched 3 years after the G3 which is a fairly serious difference as far as camera tech is concerned. Both of these cameras offer different body type with the Olympus E-M5 being a SLR-style mirrorless camera and the Sony G3 being a Compact camera.

Before going straight into a detailed comparison, below is a concise highlight of how the E-M5 matches up against the G3 with regards to portability, imaging, features and an overall score.

Here is a sample of the gallery pictures for Olympus OM-D E-M5 & Sony Cyber-shot DSC-G3. The complete galleries are viewable at Olympus E-M5 Gallery & Sony G3 Gallery.

When you are going to carry around your camera regularly, you're going to have to consider its weight and proportions. The Olympus E-M5 provides external measurements of 122mm x 89mm x 43mm (4.8" x 3.5" x 1.7") along with a weight of 425 grams (0.94 lbs) while the Sony G3 has measurements of 97mm x 59mm x 22mm (3.8" x 2.3" x 0.9") along with a weight of 185 grams (0.41 lbs).

Check the Olympus E-M5 versus Sony G3 in our completely new Camera plus Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will vary depending on the lens you have chosen during that time. The following is the front view size comparison of the E-M5 against the G3.

Taking into account size and weight, the portability grade of the E-M5 and G3 is 81 and 94 respectively.

Often, it is tough to visualise the gap in sensor sizes purely by researching specifications. The image below should give you a more clear sense of the sensor measurements in the E-M5 and G3.

Plainly, both of the cameras enjoy different resolutions and different sensor sizes. The E-M5 featuring a larger sensor will make achieving shallower DOF less difficult and the Olympus E-M5 will render greater detail utilizing its extra 6MP. Greater resolution will make it easier to crop images far more aggressively. The younger E-M5 will have an edge when it comes to sensor innovation.