Data point from upcoming BRU inaugural this week, full itinerary is KUL-SIN-BRU in Premium Economy flexi (T)
KUL-SIN Economy to Business: MYR532 (~SGD151) or 16,065 miles
SIN-BRU Premium Economy to Business: MYR6,339.40 (~SGD1,800) or 190,365 miles.
Passed on both. The mileage options are a joke.