RVR,
Of course u r correcet RVR with the multi engine criteria, but that is only one of them ! The rest of the regs regarding multi engine are;
(1) For a multi engine aircraft with no engine out climb capability the minima is 600ft cloud and 1800m RVR.. .(2) For a multi engine aircraft with a climbout capability of less than 150ft per minute one engine out) the minima is 600ft cloud and 1500ft RVR.. .(3) For a multi engine aircraft exceeding 150ft/min climb (one engine out) the minima are 300ft cloud and 800m RVR.
The above applies to aircraft under 5700kg.