American Express vs. Discover Bank
Compare rates, requirements, and features side-by-side to find the best option for you.
| Metric | American ExpressHigh Yield Savings Account Mar 7, 2026 | Discover BankOnline Savings Account Jan 16, 2026 |
|---|---|---|
| APY | 3.30% | 3.30% |
Est. Earnings | $5,000+$165 $10,000+$330 $25,000+$825 | $5,000+$165 $10,000+$330 $25,000+$825 |
Min Deposit | $0 | $0 |
Snapshot view. Rates subject to change. | ||
Terms | - | Discover Bank is part of Capital One and this account is not open to new customers. |
| Features | FDIC InsuredNo MinimumsGreat iOS AppZelle® SupportedDaily 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 American Express vs. Discover Bank
Executive Summary
American Express offers a High Yield Savings Account with a competitive APY of 3.30%. This account is online-only, requires no minimum deposit or balance, and has no maintenance fees, making it an attractive option for savers. In contrast, Discover Bank currently does not provide any listed products for comparison. Therefore, American Express stands out as the clear choice for those seeking a high-yield savings option.
The analysis is based on current Banksparency database records
* This content is provided for informational purposes only; always verify details with the provider.
Why American Express?
No distinct advantages found vs Discover Bank.
Why Discover Bank?
- ✓Higher rated Android app (4.8 vs 3.6)
Shared Benefits
Non-sponsored link to official site
Non-sponsored link to official site
Top Market Contenders
American Express vs. Discover Bank Savings Calculator
Both accounts earn exactly the same amount.
American Express
High Yield Savings Account
Savings Breakdown
- Interest Earned+$330.00(3.2%)
- Total Contributions$0
- Initial Deposit$10,000
Projected Balance
$10,330.00
Discover Bank
Online Savings Account
Savings Breakdown
- Interest Earned+$330.00(3.2%)
- Total Contributions$0
- Initial Deposit$10,000
Projected Balance
$10,330.00
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 $329 per year in interest.
Both American Express and Discover Bank dramatically outperform the typical 0.01% APY at traditional big banks.
| Feature | American Express | Discover Bank |
|---|---|---|
| APY | 3.30% Verified: 3/7/2026 ↘︎ 0.10%90d Change | 3.30% Verified: 1/16/2026 ↘︎ 0.10%90d Change |
| Product Name | High Yield Savings Account | Online 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 | Available Requires Amex Rewards Checking; not available for standalone HYSA. | Available Limit: $600/dayStrict 90-day seasoning period for new accounts. |
| BBB Rating | F | A+ |
| Important Notes | - | Discover Bank is part of Capital One and this account is not open to new customers. |
| Next Steps | Visit SiteVerify at American Express Non-sponsored link to official site | Visit SiteVerify at Discover Bank Non-sponsored link to official site |
📈 Compare Savings Rates Over Time
Historical Performance
| Metric | American Express | Discover Bank |
|---|---|---|
| High Yield Savings Account | Online Savings Account | |
Current APY | 3.30% | 3.30% |
Trend | Stable | Stable |
Velocity (bps/mo) | -3.7 | -3.5 |
Days Since Change | 17 | 8 |
12-Month High | 3.80% | 3.75% |
12-Month Low | 3.30% | 3.30% |
Adjustments / Mo | 0.42 | 0.42 |
Volatility Score | 0.043 | 0.037 |
How to read these metrics(Click to expand)
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High Rates (With Checking Bundle)
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