The Corsair SF850 wins in 4 out of 9 comparable specs, with 2 ties. Its biggest advantage is Warranty (43% better).
RM1000e wins in 3 specs (PCIe Connectors: 33% better).
Recommendation
Choose SF850 if you want the best overall performance — especially warranty.
Choose RM1000e if pcie connectors matters more to you.
