We have the latest tests on the Nikon D5100 sensor.
Sony’s acclaimed 16 Mpix sensor already used on the Nikon D7000 and Pentax K5 was rumored to be used on this camera.
To be fully convinced on this matter see our comparison of the Nikon D5100 vs. the Pentax K5 vs. the Nikon D7000.
The Nikon D5100 takes easily the lead on the DxOMark sensor rankings when compared to its main competitor; the Canon EOS 600D.
See it all in our Canon EOS 600D vs Nikon D5100 comparison.