Sony RX100 IV vs Sony A99

Below, we will be matching up the Sony RX100 IV versus Sony A99, former is a Large Sensor Compact while the latter is a Advanced DSLR and they are both designed by Sony. The sensor resolution of the RX100 IV (20MP) and the A99 (24MP) is pretty similar but the RX100 IV (1") and A99 (Full frame) use totally different sensor dimensions.

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The RX100 IV was launched 2 years after the A99 which is quite a large difference as far as technology is concerned. Each of these cameras come with different body type with the Sony RX100 IV being a Large Sensor Compact camera and the Sony A99 being a Mid-size SLR camera.

Before getting straight into a full comparison, below is a simple overview of how the RX100 IV grades vs the A99 in regards to portability, imaging, features and an overall mark.

Below is a preview of the gallery images for Sony Cyber-shot DSC-RX100 IV & Sony SLT-A99. The complete galleries are viewable at Sony RX100 IV Gallery & Sony A99 Gallery.

For anybody who is looking to travel with your camera often, you have to factor in its weight and proportions. The Sony RX100 IV provides external measurements of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") along with a weight of 298 grams (0.66 lbs) and the Sony A99 has measurements of 147mm x 111mm x 78mm (5.8" x 4.4" x 3.1") with a weight of 812 grams (1.79 lbs).

Check the Sony RX100 IV versus Sony A99 in our completely new Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will differ based on the lens you have chosen during that time. Following is the front view scale comparison of the RX100 IV and the A99.

Looking at dimensions and weight, the portability rating of the RX100 IV and A99 is 89 and 57 respectively.

Normally, its tough to visualise the gap between sensor dimensions just by going over technical specs. The pic below will help offer you a more clear sense of the sensor measurements in the RX100 IV and A99.

As you have seen, each of these cameras have got different megapixel count and different sensor dimensions. The RX100 IV because of its tinier sensor will make achieving shallow DOF more challenging and the Sony A99 will offer you greater detail utilizing its extra 4MP. Higher resolution will also make it easier to crop photographs much more aggressively. The more recent RX100 IV is going to have an advantage in sensor tech.