Canon A4000 IS vs Ricoh GR Digital IV

The following is a thorough analysis of the Canon A4000 IS and Ricoh GR Digital IV, both Small Sensor Compact digital cameras by brands Canon and Ricoh. There is a huge difference between the image resolutions of the A4000 IS (16MP) and GR Digital IV (10MP) and the A4000 IS (1/2.3") and GR Digital IV (1/1.7") have totally different sensor sizing.

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The A4000 IS was revealed 5 months after the GR Digital IV and they are of a similar generation. Both the cameras have the same body design (Compact).

Before going straight to a detailed comparison, here is a concise summary of how the A4000 IS matches up vs the GR Digital IV in relation to portability, imaging, features and an overall mark.

Following is a sample of the gallery pictures for Canon PowerShot A4000 IS and Ricoh GR Digital IV. The full galleries are viewable at Canon A4000 IS Gallery and Ricoh GR Digital IV Gallery.

For anyone who is going to travel with your camera regularly, you need to take into account its weight and size. The Canon A4000 IS features exterior measurements of 95mm x 56mm x 24mm (3.7" x 2.2" x 0.9") with a weight of 145 grams (0.32 lbs) whilst the Ricoh GR Digital IV has specifications of 109mm x 59mm x 33mm (4.3" x 2.3" x 1.3") and a weight of 190 grams (0.42 lbs).

See the Canon A4000 IS and Ricoh GR Digital IV in the all new Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will change dependant on the lens you select at that time. The following is a front view physical size comparison of the A4000 IS against the GR Digital IV.

Using size and weight, the portability rating of the A4000 IS and GR Digital IV is 95 and 92 respectively.

In many cases, it's hard to see the gap between sensor dimensions merely by reading through specs. The image below might offer you a better sense of the sensor sizing in the A4000 IS and GR Digital IV.

As you can plainly see, both of these cameras have different megapixel count and different sensor dimensions. The A4000 IS having a tinier sensor will make shooting shallow DOF more difficult and the Canon A4000 IS will resolve more detail because of its extra 6MP. Greater resolution can also help you crop pics a bit more aggressively.