What sign-up bonuses actually are, and why the biggest number isn't always the best deal
A credit card sign-up bonus is a reward the card issuer offers you for opening an account and spending a certain amount within a set time frame — usually between three and six months. The bonus might be cash back, points, or miles. The catch is that you have to meet a minimum spending requirement to unlock it, and the card almost always charges an annual fee.
The real value of a bonus depends on three things: whether you can hit the spending requirement without changing your habits, what the annual fee costs, and what you can actually do with the reward once you earn it. A $500 bonus sounds better than a $200 bonus until you realize you'd have to spend $5,000 to get it and the card costs $95 a year.
Key Takeaways
- Sign-up bonuses require you to spend a set amount in a set time, so the bonus only has value if that spending is money you were going to spend anyway.
- Most cards with large bonuses charge annual fees between $95 and $550, so subtract the fee from the bonus to find your actual gain.
- Points and miles are worth different amounts depending on how you use them — a point might be worth 0.5 cents or 2 cents depending on the card and your redemption choice.
- The best bonus for you depends on your spending patterns and what you do with rewards, not on which bonus number is largest.
How to calculate whether a bonus is worth the annual fee
Start by subtracting the annual fee from the bonus value. If a card offers 75,000 points and charges $95 a year, you need those points to be worth at least $95 for the deal to break even in year one.
Next, check what the card issuer says those points are worth. Most issuers publish a redemption value — often listed as "points are worth 1 cent each" or "1 point = 0.01 dollars." Some cards are more generous: premium travel cards might say their points are worth 1.5 cents or 2 cents when redeemed for flights or hotels. Read the fine print on the card's website under "Rewards" or "Redemption" to find this number.
Multiply the number of bonus points by that redemption value. If you get 75,000 points worth 1 cent each, that's $750 in value. Subtract the $95 annual fee, and your net gain is $655. But this assumes you actually redeem the points at that stated value — if you cash them out instead, they might be worth less.
Spending requirements: the hidden cost of a big bonus
Every sign-up bonus comes with a spending requirement. You might need to spend $3,000, $5,000, or even $10,000 within three months to unlock the bonus. If you don't hit that number, you get nothing.
The question to ask yourself is: will I spend this amount anyway, or will I have to change my behavior to reach it? If you normally spend $2,000 a month and the requirement is $5,000 in three months, you're already there. But if you normally spend $1,500 a month, hitting $5,000 means finding an extra $500 in spending — and that extra spending costs you money. A $500 bonus isn't a gain if you had to spend an extra $500 to get it.
One legitimate way to meet a spending requirement without changing your habits is to put a planned large purchase on the card — a flight you were already booking, a car repair you already scheduled, or a home improvement project you were already planning. Another is to pay bills with the card if the biller accepts credit cards without a fee. But manufactured spending — buying things you don't need just to hit the requirement — erases the bonus's value.
Cash back bonuses versus points and miles
Cash back bonuses are straightforward: you get a dollar amount, and it's worth exactly that. A $200 cash back bonus is $200. You can use it to pay your statement balance or withdraw it, and there's no guesswork about value.
Points and miles are more complicated because their value depends on how you use them. A point might be worth 1 cent if you redeem it for cash back, but worth 1.5 cents or 2 cents if you use it to book a flight through the card issuer's travel portal. Some people never book travel through those portals, which means their points are worth less than the issuer claims.
If you don't have a clear plan for how you'll use points or miles, a cash back bonus is simpler and safer. If you regularly book travel and know how to use a card's travel portal, points and miles can be worth more — but only if you actually use them that way.
How to compare bonuses across different card types
Credit cards fall into rough categories, and bonuses vary by category. A basic cash back card might offer $100 to $200 cash back. A premium travel card might offer 50,000 to 100,000 points. A business card might offer 10,000 to 20,000 points plus a statement credit. These aren't directly comparable because the rewards themselves are different.
To compare across categories, convert everything to dollars. If Card A offers $200 cash back and Card B offers 50,000 points worth 1 cent each, both are worth $500 before the annual fee. Now subtract the annual fee from each. If Card A costs $0 and Card B costs $95, Card A's net value is $200 and Card B's is $405. But if you plan to use Card B's points for travel and they're worth 1.5 cents each, Card B's value jumps to $750 minus $95, or $655 net.
The comparison only works if you're honest about what you'll actually do with the rewards. If you think you'll use points for travel but you never have before, assume you won't this time either.
When a sign-up bonus makes sense and when it doesn't
A sign-up bonus makes sense if you meet the spending requirement without changing your behavior, the bonus value minus the annual fee is genuinely useful to you, and you plan to keep the card open long enough to use the rewards. Opening a card for the bonus and closing it when ready can hurt your credit score and wastes the opportunity to build a longer credit history with that issuer.
A sign-up bonus doesn't make sense if you'd have to manufacture spending to hit the requirement, if the annual fee is high and you don't plan to use the card regularly after the first year, or if you're not sure what you'll do with the rewards. It also doesn't make sense if you're explore for multiple cards in a short time just to collect bonuses — each process can lower your credit score, and too many new accounts in a short period can raise red flags with lenders.
Some people build a strategy around sign-up bonuses by opening one card every few months, hitting the spending requirement with planned purchases, and then using the card occasionally to keep it open. This works if you're disciplined about tracking multiple cards and important date. For most people, one or two new cards a year is a more realistic approach.
Reading the fine print: what actually counts toward the requirement
Not all spending counts toward a sign-up bonus requirement. Most cards exclude balance transfers, cash advances, and fees. Some exclude purchases made at certain merchants or in certain categories. A few exclude wire transfers or foreign transactions.
The card's terms document — usually available as a PDF on the issuer's website under "Terms and Conditions" — lists exactly what counts. If you're planning to hit the requirement with a specific purchase, check the terms first. A $3,000 balance transfer won't count toward a $5,000 requirement, even though it's $3,000 in spending.
Also check when the requirement period starts and ends. Most cards start the clock on the day you open the account, not the day you receive the card. If you open the account online but the card arrives a week later, you've already lost a week of your spending window.
Frequently Asked Questions
Does opening a card for the sign-up bonus hurt my credit score?
Yes, but usually not by much. The process itself causes a small, temporary drop — typically 5 to 10 points. Opening a new account also lowers your average account age, which can drop your score by a few more points. Both effects fade over time. The bigger risk is if you open many cards in a short period, which can signal financial stress to lenders.
What if I don't hit the spending requirement in time?
You don't get the bonus. There's no partial credit for getting close. Some issuers will let you request a small extension if you're just a few hundred dollars short, but this is rare and not may provide. Plan your spending carefully and track your progress toward the requirement.
Can I use a sign-up bonus to pay off debt?
Only if the bonus is cash back that you can explore to your statement balance. Points and miles usually can't be used to pay down debt — you have to redeem them for travel, merchandise, or cash back first. If you're carrying high-interest debt, using a bonus to pay it down is smart, but make sure the bonus is actually cash back and not points.
Should I close the card after I use the sign-up bonus?
Not when ready. Closing a card can hurt your credit score by reducing your available credit and shortening your average account age. If the card has no annual fee, keep it open and use it occasionally. If it has an annual fee, you can close it after the first year, but wait until after the fee posts so you can call and ask for a refund before closing.
How often can I get a sign-up bonus from the same card issuer?
Most issuers have rules about how often you can earn a bonus on the same card. Common rules are "once per year" or "once every 24 months." Some issuers track this across their entire product line, so earning a bonus on one card might disqualify you from bonuses on their other cards for a set period. Check the card's terms before explore.