Originally Posted by
ISTFlyer
The only benefits of SEN I could think is that 2 upgrade vouchers per qualification cycle, free seat selection at LH Group and arrival lounge access at Frankfurt as well when arriving Y/W
intercontinental.
A3 give you four vouchers every year, not two every other year.
I was also a SEN but have lifetime *G with SQ. I use A3 now as an easy place to bank my miles as the programme is more generous than KrisFlyer and I'm very pleased with it retaining an additional gold with ease.