Affirm vs. American Express
Comparing Affirm and American Express for high-yield savings: Affirm's Affirm Money Account pays 3.20% APY while American Express's High Yield Savings Account pays 3.10% APY.
See how they compare on rate stability, mobile app ratings, and more below.
The Bottom Line
Who pays more interest on $10,000? Affirm pays $10 more than American Express annually ($320 vs $310).
Choose Affirm if BBB rating matters to you, or choose American Express if you want Zelle for quick transfers.
| Metric | AffirmAffirm Money Account Jun 22, 2026 | American ExpressHigh Yield Savings Account Jun 22, 2026 |
|---|---|---|
| APY | 3.20% | 3.10% |
Est. Earnings | $5,000+$160 $10,000+$320 $25,000+$800 | $5,000+$155 $10,000+$310 $25,000+$775 |
Min Deposit | $0 | $0 |
Snapshot view. Rates subject to change. | ||
Terms | While Affirm is not a bank, it is FDIC-insured through partner Cross River Bank. | - |
| Features | FDIC InsuredNo MinimumsGreat iOS AppGreat Android AppDaily CompoundingRate Changes Often | FDIC InsuredNo MinimumsGreat iOS AppGreat Android AppZelle® SupportedDaily CompoundingRate Changes Often |
Market Reality Check
Both of these banks offer rates below the current top tier. The best rates we track are currently above 4.15% APY.
Comparison Analysis
Comparing Affirm vs. American Express
Executive Summary
Affirm offers a competitive APY of 3.20% on its Affirm Money Account, making it the higher-yield option compared to American Express's High Yield Savings Account, which provides an APY of 3.10%. Both accounts require no minimum deposit or balance, have no maintenance fees, and are online-only, ensuring ease of access. Additionally, neither account requires direct deposit, allowing for flexibility in funding. Both banks are FDIC-insured, with Affirm's insurance provided through partner Cross River Bank.
The analysis is based on current Banksparency database records
* This content is provided for informational purposes only; always verify details with the provider.
Why Affirm?
No distinct advantages found vs American Express.
Why American Express?
- ✓Fast transfers via Zelle®
Shared Benefits
Over a 1-year period, Affirm's Affirm Money Account pays $10 more interest on a $10,000 balance than American Express's High Yield Savings Account.
*This calculation assumes current rates remain consistent for 1 year and does not include temporary bonuses.
Non-sponsored link to official site
Non-sponsored link to official site
Top Market Contenders
Affirm vs. American Express Savings Calculator
You earn $10 more with Affirm than American Express on a $10,000 initial deposit for 1 year*.
*This calculation assumes that APYs remain unchanged for 1 year, and takes into account known promo rate periods, but does not factor in bonuses. You can see how often these banks have changed their rates in the Compare Savings Rates Over Time section below.
Affirm
Affirm Money Account
Savings Breakdown
- Interest Earned+$320.00(3.1%)
- Total Contributions$0
- Initial Deposit$10,000
Projected Balance
$10,320.00
American Express
High Yield Savings Account
Savings Breakdown
- Interest Earned+$310.00(3.0%)
- Total Contributions$0
- Initial Deposit$10,000
Projected Balance
$10,310.00
The Banksparency Savings Calculator provides estimated savings growth based on user input and our latest data.
Still banking with Chase, Bank of America, or Wells Fargo?
On a $10,000 balance, you're missing out on at least $309 per year in interest.
Both Affirm and American Express dramatically outperform the typical 0.01% APY at traditional big banks.
| Feature | Affirm | American Express |
|---|---|---|
| APY | 3.20% Verified: 6/22/2026 Stable (90d) | 3.10% Verified: 6/22/2026 ↘︎ 0.10%90d Change |
| Product Name | Affirm Money Account | High Yield Savings Account |
| Minimum Deposit | $0 | $0 |
| Min. Balance for APY | $0 | $0 |
| Monthly Fee | $0 | $0 |
| Compound Frequency | Daily | Daily |
| Branch Access | None | None |
| Account Type | Online Only | Online Only |
| Physical Branches | None | None |
| Direct Deposit Req. | None | None |
| Checking Bundle | No | No |
| Mobile Apps | ||
| FDIC Insured | YesVerify FDIC | YesVerify FDIC |
| Zelle® Support | Not Supported | Available Requires Amex Rewards Checking; not available for standalone HYSA. |
| BBB Rating | A+ | F |
| Important Notes | While Affirm is not a bank, it is FDIC-insured through partner Cross River Bank. | - |
| Next Steps | Visit SiteVerify at Affirm Non-sponsored link to official site | Visit SiteVerify at American Express Non-sponsored link to official site |
📈 Compare Savings Rates Over Time
Historical Performance
| Metric | Affirm | American Express |
|---|---|---|
| Affirm Money Account | High Yield Savings Account | |
Current APY | 3.20% | 3.10% |
Trend | Stable | Stable |
Velocity (bps/mo) | -7.1 | -4.3 |
Days Since Change | 167 | 34 |
12-Month High | 3.85% | 3.60% |
12-Month Low | 3.20% | 3.10% |
Adjustments / Mo | 0.33 | 0.41 |
Volatility Score | 0.081 | 0.045 |
How to read these metrics(Click to expand)
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High Rates (With Checking Bundle)
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More Comparisons
Compare Affirm's APY of 3.20% with other banks
| Bank Pair | Competitor APY | Min Deposit |
|---|---|---|
| Affirm vs Ally Bank | 3.10% | $0 |
| Affirm vs Axos Bank | 4.21% | $0 |
| Affirm vs Barclays | 3.75% | $0 |
| Affirm vs Capital One | 3.00% | $0 |
| Affirm vs Chime | 3.00% | $0 |
| Affirm vs CIT Bank | 3.75% | $100 |
| Affirm vs Discover Bank | 3.30% | $0 |
| Affirm vs EverBank | 3.90% | $0 |
| Affirm vs Marcus by Goldman Sachs | 3.40% | $0 |
| Affirm vs Newtek Bank | 4.20% | $0.01 |
| Affirm vs Openbank | 4.00% | $500 |
| Affirm vs Pibank | 4.40% | $0 |
| Affirm vs SoFi Bank | 3.80% | $0 |
| Affirm vs Synchrony Bank | 3.30% | $0 |
| Affirm vs Varo Bank | 5.00% | $0 |
| Affirm vs Wealthfront | 4.20% | $0 |