Casio EX-G1 vs Ricoh GR III

In this write-up, we are evaluating the Casio EX-G1 and Ricoh GR III, former being a Ultracompact while the other is a Large Sensor Compact by competitors Casio and Ricoh. There is a substantial difference between the resolutions of the EX-G1 (12MP) and GR III (24MP) and the EX-G1 (1/2.3") and GR III (APS-C) use totally different sensor measurements.

Photography Glossary

The EX-G1 was released 9 years prior to the GR III and that is quite a big difference as far as tech is concerned. The two cameras offer different body type with the Casio EX-G1 being a Ultracompact camera and the Ricoh GR III being a Large Sensor Compact camera.

Before going in to a detailed comparison, below is a quick summation of how the EX-G1 grades versus the GR III in the way of portability, imaging, features and an overall grade.

Following is a sample of the gallery pictures for Casio Exilim EX-G1 & Ricoh GR III. The complete galleries are available at Casio EX-G1 Gallery & Ricoh GR III Gallery.

In case you're going to lug around your camera frequently, you should take into account its weight and volume. The Casio EX-G1 features exterior measurements of 104mm x 64mm x 20mm (4.1" x 2.5" x 0.8") along with a weight of 154 grams (0.34 lbs) whilst the Ricoh GR III has sizing of 109mm x 62mm x 33mm (4.3" x 2.4" x 1.3") accompanied by a weight of 257 grams (0.57 lbs).

Compare the Casio EX-G1 and Ricoh GR III in our brand new Camera plus Lens Size Comparison Tool.

Do not forget, the weight of an ILC will vary depending on the lens you are utilizing at that moment. Here is the front view measurement comparison of the EX-G1 compared to the GR III.

Considering size and weight, the portability score of the EX-G1 and GR III is 94 and 90 respectively.

Oftentimes, it is hard to see the contrast between sensor measurements merely by looking at technical specs. The graphic here will help offer you a better sense of the sensor sizing in the EX-G1 and GR III.

As you have seen, the 2 cameras offer different megapixels and different sensor measurements. The EX-G1 due to its tinier sensor will make shooting shallower depth of field harder and the Ricoh GR III will give greater detail as a result of its extra 12MP. Greater resolution will also allow you to crop pics a little more aggressively. The older EX-G1 is going to be behind in sensor tech.