The Pixpro AZ251 has a better sensor type than most digital cameras of this age and type. This Kodak digital camera has a CCD sensor type, whereas most cameras of this age and spec 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.
A CCD sensor type is in fact the best sensor type across all cameras of a comparable type and age to the Pixpro AZ251.
The worst sensor type amongst similar types of digital camera is MOS.
We think you might also be interested in some of the alternative cameras that have a CCD sensor currently available including the Fujifilm FinePix SL240[plb_1349973_price] which has better reviews; or the S4500[pl_1353342_price], or the FinePix S4200[pl_1353343_price] both from Fujifilm which is cheaper.