4 cards side by side

Harvard Alumni World MasterCard vs Harvard Federal Credit Union Platinum Rewards MasterCard vs Platinum MasterCard vs Platinum Rewards+ MasterCard

At a glance

Purchase interest (APR): Harvard Alumni World MasterCard and Platinum MasterCard are on file but not verified against the issuer, so no card is marked lower.
Foreign transaction fee: Harvard Federal Credit Union Platinum Rewards MasterCard and Platinum MasterCard are on file but not verified against the issuer, so no card is marked lower.
Annual fee: not confirmed for Harvard Federal Credit Union Platinum Rewards MasterCard and Platinum Rewards+ MasterCard, so we don't say which is lower.

Harvard Alumni World MasterCard compared with Harvard Federal Credit Union Platinum Rewards MasterCard compared with Platinum MasterCard compared with Platinum Rewards+ MasterCard
5 of 8 rows have data	Harvard Alumni World MasterCardHarvard Federal Credit Union5 of 8 facts on file · annual fee checked Oct 2026	Harvard Federal Credit Union Platinum Rewards MasterCardHarvard Federal Credit Union4 of 8 facts on file · annual fee not yet checked	Platinum MasterCardHarvard Federal Credit Union4 of 8 facts on file · annual fee checked Oct 2026	Platinum Rewards+ MasterCardHarvard Federal Credit Union4 of 8 facts on file · annual fee not yet checked
Purchase interest (APR)Charged on balances you carry. Your rate may depend on approval. Lower is marked only when a published issuer or regulator document confirms every card's rate.Harvard Alumni World MasterCard and Platinum MasterCard are on file but not verified against the issuer, so no card is marked lower.	13.24%–18%Not yet checked with Harvard Federal Credit Union	15.24%–18%	13.24%–18%Not yet checked with Harvard Federal Credit Union	17.24%–18%
Foreign transaction feeAdded to purchases in another currency. Lower is marked only when a published issuer or regulator document confirms every card's fee.Harvard Federal Credit Union Platinum Rewards MasterCard and Platinum MasterCard are on file but not verified against the issuer, so no card is marked lower.	0%	1%Not yet checked with Harvard Federal Credit Union	1%Not yet checked with Harvard Federal Credit Union	1%
Annual feePer year. Lower is marked only when every fee has been verified against the issuer.Not confirmed for Harvard Federal Credit Union Platinum Rewards MasterCard and Platinum Rewards+ MasterCard, so no card is marked lower.	$0No annual fee	Not confirmed	$0No annual fee	Not confirmed
Listed underThe sections of this site the card appears in.	Welcome Bonus	Premium	Not confirmed	Premium
NetworkSame on allWhere the card is accepted.	Mastercard	Mastercard	Mastercard	Mastercard
Apply	DetailsNo application link on file	DetailsNo application link on file	DetailsNo application link on file	DetailsNo application link on file

Harvard Alumni World MasterCardHarvard Federal Credit Union5 of 8 facts on file · annual fee checked Oct 2026
Harvard Federal Credit Union Platinum Rewards MasterCardHarvard Federal Credit Union4 of 8 facts on file · annual fee not yet checked
Platinum MasterCardHarvard Federal Credit Union4 of 8 facts on file · annual fee checked Oct 2026
Platinum Rewards+ MasterCardHarvard Federal Credit Union4 of 8 facts on file · annual fee not yet checked

Purchase interest (APR)Charged on balances you carry. Your rate may depend on approval. Lower is marked only when a published issuer or regulator document confirms every card's rate.Harvard Alumni World MasterCard and Platinum MasterCard are on file but not verified against the issuer, so no card is marked lower.

Harvard Alumni World MasterCard: 13.24%–18%Not yet checked with Harvard Federal Credit Union
Harvard Federal Credit Union Platinum Rewards MasterCard: 15.24%–18%
Platinum MasterCard: 13.24%–18%Not yet checked with Harvard Federal Credit Union
Platinum Rewards+ MasterCard: 17.24%–18%

Foreign transaction feeAdded to purchases in another currency. Lower is marked only when a published issuer or regulator document confirms every card's fee.Harvard Federal Credit Union Platinum Rewards MasterCard and Platinum MasterCard are on file but not verified against the issuer, so no card is marked lower.

Harvard Alumni World MasterCard: 0%
Harvard Federal Credit Union Platinum Rewards MasterCard: 1%Not yet checked with Harvard Federal Credit Union
Platinum MasterCard: 1%Not yet checked with Harvard Federal Credit Union
Platinum Rewards+ MasterCard: 1%

Annual feePer year. Lower is marked only when every fee has been verified against the issuer.Not confirmed for Harvard Federal Credit Union Platinum Rewards MasterCard and Platinum Rewards+ MasterCard, so no card is marked lower.

Harvard Alumni World MasterCard: $0No annual fee
Harvard Federal Credit Union Platinum Rewards MasterCard: Not confirmed
Platinum MasterCard: $0No annual fee
Platinum Rewards+ MasterCard: Not confirmed

Listed underThe sections of this site the card appears in.

Harvard Alumni World MasterCard: Welcome Bonus
Harvard Federal Credit Union Platinum Rewards MasterCard: Premium
Platinum MasterCard: Not confirmed
Platinum Rewards+ MasterCard: Premium

NetworkSame on allWhere the card is accepted.

Harvard Alumni World MasterCard: Mastercard
Harvard Federal Credit Union Platinum Rewards MasterCard: Mastercard
Platinum MasterCard: Mastercard
Platinum Rewards+ MasterCard: Mastercard

Apply

DetailsNo application link on file

Not confirmed for any of these cards: Top earn rates, Welcome offer, Rewards program. We leave these out rather than show a row of blanks — check the issuer’s own terms for them.

Lower lowest figure, marked only when every card’s figure is confirmed by the issuer’s or a regulator’s published document Not confirmed: we hold no checked figure — a blank is not a claim of zero On file, but not yet checked with the issuer — confirm it on their own page

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Harvard Alumni World MasterCard
Harvard Federal Credit Union Platinum Rewards MasterCard
Platinum MasterCard
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The bottom line

Which one?

Cost is only half of it. Match each card’s earn rates and welcome offer to where your money actually goes, confirm anything marked “not confirmed” with the issuer, then open the full review for the card that fits.

Harvard Alumni World MasterCard review Harvard Federal Credit Union Platinum Rewards MasterCard review Platinum MasterCard review Platinum Rewards+ MasterCard review

Questions

Frequently asked

Can I hold Harvard Alumni World MasterCard, Harvard Federal Credit Union Platinum Rewards MasterCard, Platinum MasterCard and Platinum Rewards+ MasterCard at the same time?

In most cases, yes. Holding cards from different issuers is common and can help you cover more spending categories. Check each issuer's own policies for any restrictions.

Are these cards available in United States?

Every card in this comparison is issued for United States. Approval depends on each issuer's credit and income criteria.