The Coolpix S2900 has a better sensor type than most comparable spec digital cameras that have been around for more than a year. This camera has a CCD sensor type, whereas most similar spec cameras that were launched around the same time as it have a MOS sensor type. CCD sensors produce high quality, low-noise images but consume a lot more power than CMOS sensors. CCD is the most common image sensor type used in digital cameras.
This digital camera's sensor type (CCD) is actually the best sensor type across all cameras of this spec and age.
A MOS sensor type is the worst sensor type across similar types of digital camera.
Alternative cameras that have a CCD sensor currently available which you might also want to look at include the Canon IXUS 160[plb_2715666_price] which is cheaper; or the Sony DSC-W830[plb_3766520_price], or the Nikon Coolpix S3700[plb_2714054_price] which has a better Rating.