Nikon D40 vs Sony A390

Below, we are looking at the Nikon D40 versus Sony A390, both Entry-Level DSLR cameras by companies Nikon and Sony. There exists a significant gap among the sensor resolutions of the D40 (6MP) and A390 (14MP) but they enjoy the exact same sensor measurements (APS-C).

Photography Glossary

The D40 was launched 4 years prior to the A390 and that is a fairly sizable gap as far as camera technology is concerned. The two cameras come with the identical body type (Compact SLR).

Before diving through a thorough comparison, below is a concise introduction of how the D40 matches up vs the A390 in relation to portability, imaging, features and an overall grade.

Here is a sample of the gallery pics for Nikon D40 and Sony Alpha DSLR-A390. The complete galleries are available at Nikon D40 Gallery and Sony A390 Gallery.

If you're planning to lug around your camera often, you'll have to factor in its weight and measurements. The Nikon D40 has got exterior dimensions of 124mm x 94mm x 64mm (4.9" x 3.7" x 2.5") with a weight of 522 grams (1.15 lbs) whilst the Sony A390 has proportions of 128mm x 97mm x 86mm (5.0" x 3.8" x 3.4") along with a weight of 549 grams (1.21 lbs).

Check the Nikon D40 versus Sony A390 in the new Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will vary based on the lens you have at that time. Here is the front view measurements comparison of the D40 compared to the A390.

Considering dimensions and weight, the portability score of the D40 and A390 is 71 and 66 respectively.

Typically, its tough to envision the difference in sensor measurements merely by viewing specs. The graphic underneath will help provide you a far better sense of the sensor sizes in the D40 and A390.

As you can plainly see, the two cameras have got the exact same sensor measurements but not the same MP. You should expect to see the Sony A390 to provide you with more detail utilizing its extra 8 Megapixels. Greater resolution can also allow you to crop images much more aggressively. The older D40 will be behind with regard to sensor tech.