Sony A100 vs Sony a1

Here, we will be analyzing the Sony A100 and Sony a1, former is a Entry-Level DSLR while the latter is a Pro Mirrorless and they are both designed by Sony. There is a large difference between the sensor resolutions of the A100 (10MP) and a1 (50MP) and the A100 (APS-C) and a1 (Full frame) have totally different sensor size.

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The A100 was launched 15 years prior to the a1 which is quite a serious difference as far as tech is concerned. Both cameras feature different body design with the Sony A100 being a Compact SLR camera and the Sony a1 being a SLR-style mirrorless camera.

Before going into a full comparison, here is a quick synopsis of how the A100 matches up against the a1 with regard to portability, imaging, features and an overall mark.

Here is a preview of the gallery photos for Sony Alpha DSLR-A100 & Sony Alpha a1. The complete galleries are provided at Sony A100 Gallery & Sony a1 Gallery.

If you are looking to travel with your camera regularly, you'll need to factor in its weight and volume. The Sony A100 has got external dimensions of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") and a weight of 638 grams (1.41 lbs) while the Sony a1 has sizing of 129mm x 97mm x 70mm (5.1" x 3.8" x 2.8") having a weight of 737 grams (1.62 lbs).

Check out the Sony A100 and Sony a1 in our newest Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will vary dependant on the lens you select at that moment. Underneath is a front view measurements comparison of the A100 vs the a1.

Using size and weight, the portability rating of the A100 and a1 is 64 and 61 respectively.

Usually, it's hard to visualise the difference between sensor dimensions merely by reading a spec sheet. The pic here will help give you a stronger sense of the sensor dimensions in the A100 and a1.

As you can see, each of the cameras feature different megapixels and different sensor dimensions. The A100 due to its tinier sensor will make achieving shallower depth of field more difficult and the Sony a1 will offer you extra detail utilizing its extra 40MP. Higher resolution will also make it easier to crop photographs way more aggressively. The more aged A100 is going to be disadvantaged in sensor technology.