American Airlines flyers have three main Citi AAdvantage credit cards to choose from, and picking the wrong one can mean paying a hefty annual fee for perks you'll never use — or missing out on benefits that would easily pay for themselves. Here's how the three most popular options stack up.

The entry point is the AAdvantage Platinum Select, aimed at people who fly American just a few times a year. There's no annual fee for the first year, then $99. New cardholders can earn 50,000 bonus miles after spending $2,500 in the first three months. The headline perks are a free first checked bag on domestic American flights — worth at least $45 each way — and priority boarding, and notably you don't have to pay for the flight with the card to get them. Priority boarding matters more than it sounds: on packed flights, late boarders often get their carry-ons gate-checked. There are no lounge passes or statement credits here, but if you already carry a premium travel rewards card, that's fine.

Step up to the AAdvantage Globe at $350 per year, and the target traveller changes: someone flying American at least quarterly but not exclusively. The welcome offer is 60,000 miles after $4,000 of spend in three months. Benefits include four Admirals Club passes per calendar year, up to $100 back on inflight purchases, up to $100 in a 'Splurge' statement credit with eligible brands, and a companion certificate after each account anniversary (worth $99 plus taxes and fees on eligible flights). Use the lounge passes and the companion certificate each year and the fee is covered before you touch the other credits. Fly twice a year, though, and a general travel card will serve you better.

At the top sits the AAdvantage Executive, with a $695 annual fee and a limited-time welcome bonus of 125,000 miles after $15,000 of spend in five months. The big draw is a full complimentary Admirals Club membership — buying one outright can cost up to $1,400 for new members, so frequent lounge visitors get their money's worth from that alone. The card also adds travel credits, hotel and car rental elite status, and priority travel perks. It's a sensible pick if American is your default airline, and it works well alongside Alaska Airlines for those splitting loyalty between the two.

As for stacking multiple AAdvantage cards: for most people, one is enough. The smarter play, according to The Points Guy's analysis, is pairing your chosen AAdvantage card with a premium flexible-rewards card, or a Citi Strata card whose ThankYou points transfer to multiple airline partners. If you do want more than one, watch Citi's welcome bonus eligibility rules before applying.

The takeaway is simple: match the card to your actual flying pattern. A couple of American trips a year? Platinum Select covers the bag fee and boarding. Regular quarterly flying? The Globe's credits and passes justify the fee. Live in lounges and fly American exclusively? The Executive pays for itself — but only if you'll genuinely use that membership.