LCD and Viewfinder
Pentax K-x has a Fixed Type 2.7" LCD screen with a resolution of 230k dots. At only 2.7", the screen is on the smaller side and 230kdot resolution is lower than most of the recent models in this class.
K-x has a built-in Optical (pentamirror) viewfinder. The viewfinder has a coverage of 96% and a magnification ratio of 0.57x. 96% coverage means that what you see in your viewfinder while shooting will slightly be different from the actual image.
Max Shutter speed
Pentax K-x can shoot continuously at max speed of 5 fps
and has max shutter speed of 1/6000 sec
K-x has a built-in flash, and it also has a flash shoe to mount your external flashes too.
Pentax K-x features both Contrast Detection and Phase Detection autofocus (AF) systems which ensures speed and accuracy of focusing in most situations. The AF system has 11 points to choose from. Pentax K-x also features Face detection AF
where it intelligently detects the faces in the frame and locks the focus automatically.
With Pentax K-x, you can record your videos at a highest resolution of 1280 x 720 at 24 fps and save in and Motion JPEG formats. 1280 x 720 is a low video resolution by todays standards. If video quality is important for you, we recommend you to look at cameras with Full HD, even better 4K / Ultra-HD resolution
K-x has a built-in Mono microphone but no speaker.
Pentax K-x doesn't have any connections for external microphones and headphones. If you need a DSLR camera with external microphone connectivity, consider Pentax K-S2 or Pentax K-70 in a similar price range.
Connectivity and Storage
Pentax K-x has a USB 2.0 (480 Mbit/sec) port to connect your camera to other devices.
Pentax K-x is powered by battery which provides a shooting life of 1900 according to CIPA standards.
Considering that the average battery life of DSLR type cameras is 886 shots, Pentax K-x has a good battery life for its class.
Battery Life Comparison in Entry-Level DSLR Cameras
Pentax K-x is the longest battery life Entry-Level DSLR camera in our database. The closest competitor in this class is Nikon D3500 with its 1550 shots battery life. Check the comparison of Pentax K-x vs Nikon D3500 or take a look at Longest battery life DSLR cameras list.
Pentax K-x Features Compared to Main Competitors