American Express vs Bank Of America
High-Yield Savings Accounts Comparison

Last Updated: August 29, 2025

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Summary of American Express vs. Bank of America

As of August 29, 2025 American Express offers an APY of 3.50% for its High Yield Savings Account account, compared to Bank of America's 0.01% APY for its Advantage Savings account.

American Express yields $349 more than Bank of America on a $10,000 balance after one year. American Express pays $350, while Bank of America pays $1 - an APY advantage for American Express.

American Express

Strengths

  • American Express offers a competitive APY of 3.50%.
  • No maintenance fees for the High Yield Savings Account.
  • High App Store rating of 4.9.

Potential Drawbacks

  • American Express has an F BBB rating and is not accredited.
  • No physical branches available.
  • Lower Google Play rating of 3.8.

Bank of America

Strengths

  • Bank of America has an A+ BBB rating.
  • Higher Google Play rating of 4.6.
  • Offers physical branches for customer support.

Potential Drawbacks

  • Bank of America's Advantage Savings has a very low APY of 0.01%.
  • Monthly maintenance fee of $8 may apply.
  • Minimum deposit requirement of $100 to open an account.
Summary: American Express provides a significantly higher APY of 3.50% with no maintenance fees, but lacks physical branches and has a poor BBB rating. In contrast, Bank of America offers an A+ BBB rating and branch access, but its Advantage Savings account features a minimal APY of 0.01% and incurs an $8 monthly fee, making it less attractive for savers.

Compare American Express' vs Bank of America's Savings Accounts

American ExpressBank of America
ProductHigh Yield Savings AccountvsAdvantage Savings
APY
3.50% (as of 8/29/2025)0.01% (as of 8/29/2025)
Bundled Account
NoNo
FDIC-insured
YesYes
Online OnlyYesNo
Compound Frequency
DailyMonthly
Minimum Deposit$0$100
Minimum Balance for APY$0N/A
Maintenance Fee$0$8
Direct Deposit Required
NoNo
NoteAPY may vary by market. The monthly fee may be waived under some circumstances, such as if you maintain a minimum balance of $500, or are below the age of 25, etc.
App Store Rating4.9/54.8/5
Google Play Rating3.8/54.6/5
BBB RatingFA+

Comparative Historical APY Insights (Last 7 Months)

American ExpressBank of America
ProductHigh Yield Savings AccountvsAdvantage Savings
Latest APY3.50 %0.01 %
TrendSidewaysSideways
Slope (bps/mo)-4.20.0
Rate Changes / Mo0.420.00
Days Since Last Change38213
High (-7 m)3.80 %0.01 %
Low (-7 m)3.50 %0.01 %
Draw-down from High-7.9 %0.0 %
Volatility (CV)0.0250.000
APY Insights Glossary
Latest APY
Most recent advertised annual-percentage yield.
Trend
Direction over the last 7 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 (-7 m)
Highest APY in the last 214 days.
Low (-7 m)
Lowest APY in the last 214 days.
Draw-down from High
How far today sits below the 7-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.

Calculate Savings Growth for American Express vs Bank of America

All calculations are based on APY.

American Express

APY: 3.50%

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

Effective APY: 3.50% (based on your deposit and contributions)

Total balance: $20,114.1

Earnings: $2,114.1

Bank Overview

Bank of America

APY: 0.01%

Total savings breakdown:

  • Interest earned: $5.7 (0.03%)
  • Total contributions: $13,000 (72.20%)
  • Initial deposit: $5,000 (27.77%)

Your total balance

$18,005.70

Effective APY: 0.01% (based on your deposit and contributions)

Total balance: $18,005.7

Earnings: $5.7

Bank Overview

With a $5,000 initial deposit and $13,000 in total contributions over 5 years, American Express's total earnings would be $2,108.4 higher than Bank of America's total earnings.

The Banksparency Savings Calculator provides estimated savings growth based on user input and our latest data.

More Comparisons

Compare American Express' APY of 3.50% with other banks
Compare Bank of America's APY of 0.01% with other banks