Sony A3000 vs Sony A55

Here is a complete analysis of the Sony A3000 versus Sony A55, one being a Entry-Level Mirrorless and the other is a Entry-Level DSLR and both of them are sold by Sony. There is a crucial difference between the sensor resolutions of the A3000 (20MP) and A55 (16MP) but both cameras have the identical sensor measurements (APS-C).

Photography Glossary

The A3000 was released 3 years later than the A55 and that is quite a serious gap as far as tech is concerned. Both of the cameras feature different body design with the Sony A3000 being a SLR-style mirrorless camera and the Sony A55 being a Compact SLR camera.

Before we go straight to a in-depth comparison, here is a concise overview of how the A3000 grades vs the A55 in regards to portability, imaging, features and an overall rating.

Following is a sample of the gallery pics for Sony Alpha A3000 and Sony SLT-A55. The complete galleries are provided at Sony A3000 Gallery and Sony A55 Gallery.

If you're intending to carry your camera regularly, you're going to have to think about its weight and dimensions. The Sony A3000 enjoys physical dimensions of 128mm x 91mm x 85mm (5.0" x 3.6" x 3.3") with a weight of 411 grams (0.91 lbs) while the Sony A55 has dimensions of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") with a weight of 500 grams (1.10 lbs).

Check the Sony A3000 versus Sony A55 in the all new Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will change dependant on the lens you have chosen during that time. Below is a front view size comparison of the A3000 against the A55.

Looking at size and weight, the portability rating of the A3000 and A55 is 69 and 67 respectively.

Often, it can be difficult to visualize the contrast between sensor sizing merely by looking at a spec sheet. The graphic underneath will offer you a more clear sense of the sensor dimensions in the A3000 and A55.

Clearly, each of these cameras feature the identical sensor size but different MP. You should expect to see the Sony A3000 to give more detail as a result of its extra 4MP. Greater resolution will also make it easier to crop photos way more aggressively. The more modern A3000 should have an edge with regard to sensor innovation.