Ricoh GXR GR Lens A12 28mm F2.5 vs Sigma SD9

On this page, we are evaluating the Ricoh GXR GR Lens A12 28mm F2.5 and Sigma SD9, one being a Advanced Mirrorless and the other is a Advanced DSLR by brands Ricoh and Sigma. There is a huge difference between the resolutions of the GXR GR Lens A12 28mm F2.5 (12MP) and SD9 (3MP) but both cameras provide the same sensor sizing (APS-C).

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The GXR GR Lens A12 28mm F2.5 was unveiled 7 years later than the SD9 and that is quite a significant gap as far as tech is concerned. Each of these cameras have different body design with the Ricoh GXR GR Lens A12 28mm F2.5 being a Rangefinder-style mirrorless camera and the Sigma SD9 being a Mid-size SLR camera.

Before delving right into a step-by-step comparison, here is a short synopsis of how the GXR GR Lens A12 28mm F2.5 matches up against the SD9 with respect to portability, imaging, features and an overall rating.

This is a sample of the gallery pics for Ricoh GXR GR Lens A12 28mm F2.5 and Sigma SD9. The full galleries are available at Ricoh GXR GR Lens A12 28mm F2.5 Gallery and Sigma SD9 Gallery.

For anybody who is intending to carry your camera frequently, you'll have to factor its weight and volume. The Ricoh GXR GR Lens A12 28mm F2.5 offers exterior measurements of 113mm x 70mm x 56mm (4.4" x 2.8" x 2.2") along with a weight of 140 grams (0.31 lbs) whilst the Sigma SD9 has sizing of 152mm x 120mm x 79mm (6.0" x 4.7" x 3.1") and a weight of 950 grams (2.09 lbs).

See the Ricoh GXR GR Lens A12 28mm F2.5 and Sigma SD9 in the new Camera and Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will differ based on the lens you are working with at that time. Following is a front view dimension comparison of the GXR GR Lens A12 28mm F2.5 against the SD9.

Using size and weight, the portability grade of the GXR GR Lens A12 28mm F2.5 and SD9 is 88 and 54 respectively.

In many cases, it can be hard to visualise the difference between sensor sizing purely by going over technical specs. The visual here may offer you a more clear sense of the sensor measurements in the GXR GR Lens A12 28mm F2.5 and SD9.

As you can tell, both of these cameras have the same sensor dimensions but not the same megapixels. You should expect to see the Ricoh GXR GR Lens A12 28mm F2.5 to offer you greater detail having an extra 9MP. Greater resolution can also help you crop photos a bit more aggressively. The newer GXR GR Lens A12 28mm F2.5 is going to have a benefit when it comes to sensor technology.