American Express vs. Vio Bank
High-Yield Savings Account Comparison
By Aviel Fahl|Last Updated: November 12, 2025
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Summary of American Express vs. Vio Bank
Key Metrics at a Glance
| Feature | American Express | Vio Bank |
|---|---|---|
| Top Savings APY | 3.50% High Yield Savings Account | 4.21% Online Savings Account |
| Minimum to Open | $0 | $100 |
| Minimum Balance for Top APY | $0 | $0 |
American Express
Strengths
- American Express offers a High Yield Savings Account with an APY of 3.50%.
- No maintenance fees or minimum balance requirements for American Express accounts.
- American Express has a higher App Store rating of 4.9 compared to Vio Bank.
Potential Drawbacks
- American Express has a BBB rating of F and is not BBB Accredited.
- No branches available for American Express customers.
- American Express's Google Play rating is lower at 3.6.
Vio Bank
Strengths
- Vio Bank provides a higher APY of 4.21% for its Online Savings Account.
- Vio Bank has a BBB rating of A+ and is BBB Accredited.
- Vio Bank's maintenance fee is only $5 if paper statements are selected.
Potential Drawbacks
- Vio Bank requires a minimum deposit of $100 to open an account.
- Vio Bank has a lower App Store rating of 4.6 compared to American Express.
- Vio Bank's Google Play rating is lower at 3.3.
→ As of November 12, 2025 American Express offers an APY of 3.50% for its High Yield Savings Account, with a minimum balance of $0, compared to Vio Bank's 4.21% APY for its Online Savings Account, with a minimum balance of $0.
→ Vio Bank yields $71 more than American Express on a $10,000 balance after one year. American Express pays $350, while Vio Bank pays $421 - an APY advantage for Vio Bank.
Calculate Savings Growth for American Express vs Vio Bank
American Express - High Yield Savings Account
Total savings breakdown:
- Interest earned: $2,114.1 (10.51%)
- Total contributions: $13,000 (64.63%)
- Initial deposit: $5,000 (24.86%)
Your total balance
$20,114.10
Total balance: $20,114.1
Earnings: $2,114.1
Bank OverviewVio Bank - Online Savings Account
Total savings breakdown:
- Interest earned: $2,570.8 (12.50%)
- Total contributions: $13,000 (63.20%)
- Initial deposit: $5,000 (24.31%)
Your total balance
$20,570.80
Total balance: $20,570.8
Earnings: $2,570.8
Bank OverviewWith a $5,000 initial deposit and $13,000 in total contributions over 5 years, American Express's total earnings would be $456.7 lower than Vio Bank's total earnings.
The Banksparency Savings Calculator provides estimated savings growth based on user input and our latest data.
Compare American Express' vs Vio Bank's Savings Accounts
| American Express | Vio Bank | ||
|---|---|---|---|
| Product | High Yield Savings Account | vs | Online Savings Account |
| APY | 3.50% (as of 11/12/2025) | 4.21% (as of 11/12/2025) | |
| Bundled Account | No | No | |
| FDIC-insured | Yes | Yes | |
| Online Only | Yes | Yes | |
| Compound Frequency | Daily | Daily | |
| Minimum Deposit | $0 | $100 | |
| Minimum Balance for APY | $0 | $0 | |
| Maintenance Fee | $0 | $0, if electronic statements selected, otherwise $5 | |
| Direct Deposit Required | No | No | |
| App Store Rating | 4.9/5 | 4.6/5 | |
| Google Play Rating | 3.6/5 | 3.3/5 | |
| BBB Rating | F | A+ |
No historical data available.