Sony a5100 vs Sony G3

Lets look a little more in depth at the Sony a5100 vs Sony G3, former is a Entry-Level Mirrorless while the other is a Small Sensor Compact and they are both sold by Sony. There is a considerable difference among the sensor resolutions of the a5100 (24MP) and G3 (10MP) and the a5100 (APS-C) and G3 (1/2.3") come with totally different sensor sizes.

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The a5100 was announced 5 years after the G3 which is a fairly large difference as far as camera tech is concerned. Both of the cameras come with different body type with the Sony a5100 being a Rangefinder-style mirrorless camera and the Sony G3 being a Compact camera.

Before getting straight into a step-by-step comparison, below is a simple introduction of how the a5100 matches up against the G3 with respect to portability, imaging, features and an overall score.

Following is a sample of the gallery pictures for Sony Alpha a5100 & Sony Cyber-shot DSC-G3. The whole galleries are provided at Sony a5100 Gallery & Sony G3 Gallery.

If you're going to carry around your camera regularly, you will want to think about its weight and volume. The Sony a5100 comes with external dimensions of 110mm x 63mm x 36mm (4.3" x 2.5" x 1.4") having a weight of 283 grams (0.62 lbs) and the Sony G3 has sizing of 97mm x 59mm x 22mm (3.8" x 2.3" x 0.9") accompanied by a weight of 185 grams (0.41 lbs).

Check the Sony a5100 vs Sony G3 in our newest Camera plus Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will differ depending on the lens you have attached during that time. Underneath is the front view measurement comparison of the a5100 and the G3.

Looking at size and weight, the portability grade of the a5100 and G3 is 89 and 94 respectively.

Usually, it is very tough to visualise the difference in sensor sizes only by going through specs. The pic underneath might offer you a stronger sense of the sensor dimensions in the a5100 and G3.

All in all, both of these cameras have got different megapixels and different sensor sizes. The a5100 having a larger sensor will make shooting shallow depth of field simpler and the Sony a5100 will provide more detail with its extra 14MP. Greater resolution will allow you to crop pics much more aggressively. The more modern a5100 is going to have an advantage when it comes to sensor technology.