The CIMB World Mastercard has an income requirement of S$50,000 per annum. If you qualify, you can get 2% unlimited cash back on Wine & Dine, Entertainment & Recreation, Automobile and DFS purchases, and 1.5% unlimited cash back on all other spending. This is a very straightforward credit card with no minimum spend or cap.
The CIMB Visa Infinite Card has a very high income requirement of S$120,000 p.a., which may be out of reach for most of us mortals. This credit card gets you 2% unlimited cashback on Travel, Overseas & Online Spend in Foreign Currency, and 1% cashback on everything else. There is no cap; however, there is a minimum spending requirement of S$2,000 a month.