Best Credit Cards for Big Spenders

At your spend level, caps matter more than headline rates

The highest advertised rates in Singapore belong to category cashback cards, but almost all of them stop paying the bonus once you pass a monthly cap — and that cap is set with an average spender in mind. Put heavy volume through one and you exhaust the bonus early in the month, after which everything earns a low base rate. The bigger your spend, the closer your real return sinks to that base rate, whatever the headline said.

That is why the picks above are miles cards chosen for their general earn rate rather than a capped bonus: on general spend, the last dollar you put through typically earns the same as the first. A lower rate on everything routinely beats a higher rate on a slice. Do check where each card's earning stops, though — even miles cards can cap their bonus categories, as the Amex KrisFlyer Ascend does; it is the general rate you are relying on. Confirm the current caps with the bank before you lean on them.

When heavy spend justifies a premium annual fee

An annual fee is fixed while your earn scales with volume, so the more you put through a card, the less the fee matters per dollar spent. The fee-versus-value sum itself is the standard one — extra earn over a fee-free card, minus the perks you'd genuinely have paid for, set against the fee — but volume is what tips it here: at genuinely heavy spend the premium card usually wins with room to spare, where at average spend it often does not.

Count the perks honestly, because they sit in the same sum. Lounge visits you actually take offset the fee; ones you never use do not. The priciest pick here bundles a complimentary annual hotel night and Hilton Honors Silver status — worth real money to a frequent traveller, worth nothing to anyone else. Waiver terms also move: DBS's automatic spend-based waiver on the Altitude is reported to end from August 2026, so confirm current renewal terms with the bank before you commit.

How to route heavy spend across two cards

Most of the miles cards here pay noticeably more per dollar overseas than locally — the UOB PRVI Miles, for example, earns around 2.4 miles per dollar on foreign spend against 1.4 locally — though not every card splits its rates, so check yours. If your volume spans both, the clean split is one card chosen for its foreign rate taking all overseas and foreign-currency spend, and your strongest local earner taking the rest. Just remember the extra overseas miles are net of a foreign transaction fee of around 3.25% that nearly every card still charges.

If you also hold a capped category card, treat it as a first bucket: feed it the spend its bonus categories reward, up to the cap, then send everything else to the general-spend miles card. Heavy spenders are the rare group who can max a cap and still have volume left over. One caution — some cards only pay their best rate above a monthly minimum spend, and splitting can leave you short on both, so check each card's minimum before you divide.

Frequently asked questions

Is a premium credit card worth it for big spenders?

Often yes. At high spend, the extra earn rate and perks comfortably outweigh the annual fee. Run the numbers against your actual monthly spend.

Do high earn rates apply to all spend?

Not always. Some cards cap bonus categories or split local and foreign rates. Check where the high rate actually applies.

Why are the best big-spender cards miles cards rather than cashback?

Most cashback cards cap their bonus at a monthly ceiling that heavy spend blows straight past, so the bulk of your volume falls to a low base rate. A miles card built around a strong general earn rate keeps paying on every dollar rather than dropping off at a ceiling. If you would rather have cash, an uncapped flat-rate cashback card is the closest equivalent — compare its flat rate against what your volume earns in miles.

Should I ask the bank to waive the annual fee, or just pay it?

Check what the fee buys before you call. Some miles cards attach bonus renewal miles or perks to paying the fee, which can be worth more than the waiver. If the renewal offer is thin, ask — banks are often more willing to waive fees for high-volume customers, though a waiver is never guaranteed. Policies change over time, so confirm the current terms with your bank.