The Western Digital WD Black SN8100 2TB wins in 2 out of 7 comparable specs, with 4 ties. Its biggest advantage is Sequential Write (4% better).
9100 Pro 2TB wins in 1 spec (MSRP: 11% better).
Recommendation
Choose WD Black SN8100 2TB if you want the best overall performance — especially sequential write.
Choose 9100 Pro 2TB if msrp matters more to you.
