Sigma 30mm F1.4 DC HSM A Canon and Nikon mount lens reviews: good all-round performerBy Kevin Carter - Monday July 15 2013 Lens Review
Despite attaining the same scores on the individual metrics as the Canon version, the Nikon mount achieves a slightly higher benchmark score on the Nikon D7000. In reality, the lens performs similarly but the DxOMark Score is higher slightly due to the Nikon sensor’s wider dynamic range.
Best primes for Nikon D7000:
The Sigma 30mm f/1.4 is one the better performing lenses currently available.