Pentax K-x vs Sony A37

The following is a thorough analysis of the Pentax K-x vs Sony A37, both Entry-Level DSLR cameras by companies Pentax and Sony. There exists a large gap among the resolutions of the K-x (12MP) and A37 (16MP) but both cameras boast the same sensor measurements (APS-C).

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The K-x was announced 3 years earlier than the A37 which is a fairly serious difference as far as camera technology is concerned. Both of the cameras have the same body design (Compact SLR).

Before getting right into a full comparison, here is a brief overview of how the K-x grades against the A37 in regards to portability, imaging, features and an overall mark.

Following is a sample of the gallery pictures for Pentax K-x & Sony SLT-A37. The whole galleries are provided at Pentax K-x Gallery & Sony A37 Gallery.

When you are looking to travel with your camera often, you have to factor in its weight and proportions. The Pentax K-x enjoys outer dimensions of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") having a weight of 580 grams (1.28 lbs) while the Sony A37 has measurements of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") and a weight of 506 grams (1.12 lbs).

Check the Pentax K-x vs Sony A37 in our completely new Camera & Lens Size Comparison Tool.

Remember, the weight of an ILC will differ based on the lens you have attached during that time. Following is a front view overall size comparison of the K-x versus the A37.

Considering dimensions and weight, the portability rating of the K-x and A37 is 69 and 67 respectively.

More often than not, its difficult to visualise the contrast in sensor dimensions merely by going through specifications. The image below will give you a far better sense of the sensor dimensions in the K-x and A37.

To sum up, both of these cameras have the same sensor dimensions but not the same resolution. You can anticipate the Sony A37 to produce extra detail with its extra 4 Megapixels. Greater resolution will also let you crop pics a bit more aggressively. The more aged K-x will be disadvantaged when it comes to sensor tech.