Panasonic S1 vs Sony A77

Here, we will be reviewing the Panasonic S1 versus Sony A77, former being a Pro Mirrorless while the latter is a Advanced DSLR by companies Panasonic and Sony. The resolution of the S1 (24MP) and the A77 (24MP) is relatively comparable but the S1 (Full frame) and A77 (APS-C) offer different sensor sizes.

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The S1 was unveiled 7 years later than the A77 and that is a fairly significant difference as far as camera tech is concerned. Both cameras feature different body design with the Panasonic S1 being a SLR-style mirrorless camera and the Sony A77 being a Mid-size SLR camera.

Before delving into a detailed comparison, here is a short summation of how the S1 scores vs the A77 with regard to portability, imaging, features and an overall grade.

Following is a preview of the gallery photos for Panasonic Lumix DC-S1 & Sony SLT-A77. The full galleries are available at Panasonic S1 Gallery & Sony A77 Gallery.

If you are going to lug around your camera often, you'll need to think about its weight and size. The Panasonic S1 offers outside measurements of 149mm x 110mm x 97mm (5.9" x 4.3" x 3.8") with a weight of 1021 grams (2.25 lbs) and the Sony A77 has specifications of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") having a weight of 732 grams (1.61 lbs).

See the Panasonic S1 versus Sony A77 in our newest Camera & Lens Size Comparison Tool.

Do not forget, the weight of an ILC will change dependant on the lens you have chosen at that moment. Underneath is a front view measurements comparison of the S1 versus the A77.

Using size and weight, the portability grade of the S1 and A77 is 54 and 59 respectively.

Often, it is very tough to imagine the contrast in sensor measurements just by checking out technical specs. The graphic here might provide you a much better sense of the sensor sizing in the S1 and A77.

As you have seen, both the cameras feature the identical MP albeit different sensor measurements. The S1 uses the bigger sensor which is going to make getting shallow depth of field less difficult. The more recent S1 should have an edge when it comes to sensor tech.