American Express vs. Elevault
High-Yield Savings Account Comparison
By Aviel Fahl|Last Updated: October 21, 2025
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Summary of American Express vs. Elevault
Key Metrics at a Glance
| Feature | American Express | Elevault |
|---|---|---|
| Top Savings APY | 3.50% High Yield Savings Account | 4.34% High Yield Savings Account |
| Minimum to Open | $0 | $0 |
| Minimum Balance for Top APY | $0 | $0 |
| Note | The 4.34% APY is up to $250,000. Balances above that earn no interest. Daily deposit limit is $2,500. |
American Express
Strengths
- American Express offers a competitive APY of 3.50%.
- No maintenance fees for the High Yield Savings Account.
- American Express has a high App Store rating of 4.9.
Potential Drawbacks
- American Express has an F BBB rating, indicating trust issues.
- No branches available for in-person banking.
- Google Play rating is lower at 3.7.
Elevault
Strengths
- Elevault offers a higher APY of 4.34%, though it decreased from 4.60%.
- Elevault has an A+ BBB rating, showing strong trustworthiness.
- Google Play rating is better at 3.9.
Potential Drawbacks
- No branches available for in-person banking.
- Elevault's APY applies only to balances up to $250,000.
- App Store rating is lower at 3.8.
→ As of October 21, 2025 American Express offers an APY of 3.50% for its High Yield Savings Account, with a minimum balance of $0, compared to Elevault's 4.34% APY for its High Yield Savings Account, with a minimum balance of $0.
→ Elevault yields $84 more than American Express on a $10,000 balance after one year. American Express pays $350, while Elevault pays $434 - an APY advantage for Elevault.
Calculate Savings Growth for American Express vs Elevault
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 OverviewElevault - High Yield Savings Account
Total savings breakdown:
- Interest earned: $2,655.5 (12.86%)
- Total contributions: $13,000 (62.94%)
- Initial deposit: $5,000 (24.21%)
Your total balance
$20,655.50
Total balance: $20,655.5
Earnings: $2,655.5
Bank OverviewWith a $5,000 initial deposit and $13,000 in total contributions over 5 years, American Express's total earnings would be $541.4 lower than Elevault's total earnings.
The Banksparency Savings Calculator provides estimated savings growth based on user input and our latest data.
Compare American Express' vs Elevault's Savings Accounts
| American Express | Elevault | ||
|---|---|---|---|
| Product | High Yield Savings Account | vs | High Yield Savings Account |
| APY | 3.50% (as of 10/21/2025) | 4.34% (as of 10/21/2025) | |
| Bundled Account | No | No | |
| FDIC-insured | Yes | Yes | |
| Online Only | Yes | Yes | |
| Compound Frequency | Daily | Daily | |
| Minimum Deposit | $0 | $0 | |
| Minimum Balance for APY | $0 | $0 | |
| Maintenance Fee | $0 | $0 | |
| Direct Deposit Required | No | No | |
| Note | The 4.34% APY is up to $250,000. Balances above that earn no interest. Daily deposit limit is $2,500. | ||
| App Store Rating | 4.9/5 | 3.8/5 | |
| Google Play Rating | 3.7/5 | 3.9/5 | |
| BBB Rating | F | A+ |
Comparative Historical APY Insights (Last 3 Months)
| American Express | Elevault | ||
|---|---|---|---|
| Product | High Yield Savings Account | vs | High Yield Savings Account |
| Latest APY | 3.50 % | 4.34 % | |
| Trend | Sideways | Falling | |
| Slope (bps/mo) | 0.0 | -14.4 | |
| Rate Changes / Mo | 0.00 | 0.39 | |
| Days Since Last Change | 76 | 29 | |
| High (-3 m) | 3.50 % | 4.60 % | |
| Low (-3 m) | 3.50 % | 4.34 % | |
| Draw-down from High | 0.0 % | -5.7 % | |
| Volatility (CV) | 0.000 | 0.028 |
APY Insights Glossary
- Latest APY
- Most recent advertised annual-percentage yield.
- Trend
- Direction over the last 3 months (regression slope).
- Slope (bps/mo)
- Average monthly change; 10 bps = 0.10 pp.
- Rate Changes / Mo
- Typical number of APY moves per month.
- Days Since Last Change
- Recency of the latest APY adjustment.
- High (-3 m)
- Highest APY in the last 77 days.
- Low (-3 m)
- Lowest APY in the last 77 days.
- Draw-down from High
- How far today sits below the 3-month peak.
- Volatility (CV)
- Coefficient of variation = stdev ÷ mean.
Why Track Savings-Account APYs?
- See how quickly a bank reacts to Fed moves or competition.
- Gauge “twitchiness” - frequent moves can annoy savers.
- Spot if you're buying near a peak (draw-down) or riding a rise.
- Slope (bps/mo) shows speed of change.
- Volatility (CV) scales jumps by average level.