No, there will NOT be a definite answer to this question (which is flawed by failure
to name products correctly).
In my experience, most RDBMS packages perform pretty much equally on the
same physical hardware, with experience and skill in tuning and administration
providing as much as a 20% swing in response characteristics.
If you research the literature, you'll find that unidimensional evaluation for any
software product, much less something as complex as database software, is
least likely to produce satisfactory results.
A bicycle is still going to be faster going six blocks in Manhattan at noon than
an airplane. The task is identifying the proper vehicle for the purpose, which
is why the question has validity issues.