Sony A100 vs Sony A390

Lets look much closer at the Sony A100 vs Sony A390, both Entry-Level DSLR cameras and both of them are created by Sony. There exists a huge gap among the sensor resolutions of the A100 (10MP) and A390 (14MP) but they enjoy the exact same sensor sizing (APS-C).

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The A100 was manufactured 5 years prior to the A390 and that is a fairly significant gap as far as camera technology is concerned. Each of these cameras come with the identical body type (Compact SLR).

Before going in to a comprehensive comparison, below is a quick highlight of how the A100 scores vs the A390 with regards to portability, imaging, features and an overall rating.

Below is a preview of the gallery images for Sony Alpha DSLR-A100 and Sony Alpha DSLR-A390. The entire galleries are provided at Sony A100 Gallery and Sony A390 Gallery.

If you're aiming to carry your camera frequently, you are going to need to factor its weight and proportions. The Sony A100 offers exterior dimensions of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") accompanied by a weight of 638 grams (1.41 lbs) while the Sony A390 has measurements of 128mm x 97mm x 86mm (5.0" x 3.8" x 3.4") along with a weight of 549 grams (1.21 lbs).

Contrast the Sony A100 vs Sony A390 in the all new Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are employing at that time. The following is the front view measurement comparison of the A100 compared to the A390.

Using dimensions and weight, the portability rating of the A100 and A390 is 64 and 66 respectively.

More often than not, it is very hard to see the difference in sensor sizing simply by researching specs. The visual here may offer you a clearer sense of the sensor sizes in the A100 and A390.

All in all, both of the cameras have got the exact same sensor measurements albeit not the same MP. You should expect the Sony A390 to result in greater detail due to its extra 4 Megapixels. Higher resolution can also enable you to crop shots much more aggressively. The older A100 will be disadvantaged in sensor technology.