Casio EX-Z550 vs Ricoh GR III

On this page, we are evaluating the Casio EX-Z550 and Ricoh GR III, one being a Ultracompact and the other is a Large Sensor Compact by manufacturers Casio and Ricoh. There is a significant difference among the resolutions of the EX-Z550 (14MP) and GR III (24MP) and the EX-Z550 (1/2.3") and GR III (APS-C) posses totally different sensor sizes.

Photography Glossary

The EX-Z550 was revealed 9 years earlier than the GR III and that is a fairly sizable gap as far as camera tech is concerned. Both of the cameras have different body design with the Casio EX-Z550 being a Ultracompact camera and the Ricoh GR III being a Large Sensor Compact camera.

Before going into a detailed comparison, here is a simple highlight of how the EX-Z550 grades vs the GR III in the way of portability, imaging, features and an overall grade.

This is a sample of the gallery pictures for Casio Exilim EX-Z550 and Ricoh GR III. The full galleries are viewable at Casio EX-Z550 Gallery and Ricoh GR III Gallery.

If you are intending to lug around your camera frequently, you'll need to factor its weight and volume. The Casio EX-Z550 comes with external dimensions of 99mm x 53mm x 20mm (3.9" x 2.1" x 0.8") accompanied by a weight of 143 grams (0.32 lbs) and the Ricoh GR III has sizing of 109mm x 62mm x 33mm (4.3" x 2.4" x 1.3") and a weight of 257 grams (0.57 lbs).

Compare the Casio EX-Z550 and Ricoh GR III in the latest Camera and Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will vary depending on the lens you are using at the time. Underneath is a front view scale comparison of the EX-Z550 vs the GR III.

Taking into consideration size and weight, the portability rating of the EX-Z550 and GR III is 95 and 90 respectively.

Usually, it's tough to see the contrast in sensor measurements only by looking through technical specs. The visual here will give you a much better sense of the sensor dimensions in the EX-Z550 and GR III.

As you have seen, the 2 cameras provide different megapixels and different sensor measurements. The EX-Z550 having a smaller sensor will make getting shallow depth of field trickier and the Ricoh GR III will render greater detail because of its extra 10MP. Greater resolution can also make it easier to crop pics more aggressively. The older EX-Z550 will be behind when it comes to sensor tech.