DxOMark just released their test results for the recently announced Nikon D3200 DSLR camera ($699) which scored the #10 spot on their overall score list (5 of the top 10 cameras are made by Nikon; there are also 3 Phase One and 2 Pentax models).
Here is the Nikon D3200 compared to the D5100 and D3100:
Nikon D3200 compared to the D7000 and D300s:
And the D3200 compared to the Sony a57 and Canon T3i: