The Rate Spectrum in 2025
2025 savings rate spectrum across account types and representative institutions
| Account Type | Rate Range | Example Institution | Annual Interest on $20,000 |
|---|---|---|---|
| Big bank savings | 0.01% to 0.10% | Chase, BofA, Wells Fargo | $2 to $20 |
| Credit union savings | 0.10% to 1.00% | Various local CUs | $20 to $200 |
| National average (FDIC) | 0.41% | Industry average | $82 |
| Online HYSA | 4.25% to 4.75% | Ally, Marcus, SoFi | $850 to $950 |
| Top online HYSA | 4.75% to 5.00% | CIT Bank, UFB Direct | $950 to $1,000 |
| 12-month CD | 4.50% to 5.10% | Various online banks | $900 to $1,020 |
| T-Bills (4-week) | 4.25% to 4.75% | TreasuryDirect.gov | $850 to $950 |
How Rate Differences Compound Over Time
How a $15,000 balance grows at different interest rates over 10 years (no additional contributions)
| Starting Balance | Rate | Year 1 | Year 3 | Year 5 | Year 10 |
|---|---|---|---|---|---|
| $15,000 | 0.41% | $15,062 | $15,186 | $15,309 | $15,636 |
| $15,000 | 4.25% | $15,647 | $17,007 | $18,472 | $22,704 |
| $15,000 | 4.75% | $15,726 | $17,254 | $18,933 | $23,895 |
| $15,000 | 5.00% | $15,762 | $17,363 | $19,172 | $24,528 |
A $15,000 balance at 0.41% grows to $15,636 over ten years: $636 in interest. The same balance at 4.75% grows to $23,895: $8,895 in interest. The rate choice alone determines whether your savings earn $636 or $8,895 over a decade. That $8,259 difference requires no additional contributions, just the choice of the right account.
The Fed Funds Rate Connection
HYSA and CD rates track the Federal Reserve federal funds rate with a lag of days to weeks. When the Fed raises rates (as it did from 0.25% in March 2022 to 5.50% by July 2023), HYSA rates rise in near-lockstep. When the Fed cuts rates (as it did modestly in late 2024 and early 2025), HYSA rates decline. Understanding this relationship helps you make forward-looking savings decisions: if rates are near a peak, locking in a CD rate protects against future HYSA rate decreases.
Rate Impact With Monthly Contributions
10-year balance comparison at different rates with $300 monthly contributions
| Monthly Contribution | Rate | 5-Year Balance | 10-Year Balance | Interest Earned (10yr) |
|---|---|---|---|---|
| $300 | 0.41% | $18,198 | $36,663 | $663 |
| $300 | 4.00% | $19,950 | $43,956 | $7,956 |
| $300 | 4.75% | $20,170 | $45,355 | $9,355 |
| $300 | 5.00% | $20,264 | $45,909 | $9,909 |
| $300 | 7.00% | $21,431 | $51,983 | $15,983 |
When to Lock in a CD Rate vs. Stay Flexible in a HYSA
If you believe rates will fall (as in a Fed cutting cycle), a CD locks in today's higher rate for the full term and outperforms a declining HYSA. If you believe rates will stay flat or rise, the HYSA remains competitive and keeps your money fully accessible. The practical guidance: if the Fed is clearly in a cutting cycle, consider a 12-month CD for money you will not need. If rate direction is uncertain, the HYSA flexibility is worth more than a modest rate premium.
A CD ladder opens multiple CDs with staggered maturities. For example, four CDs at 3 months, 6 months, 12 months, and 18 months. As each matures, you either reinvest or access the funds. This strategy gives you the higher CD rates while maintaining rolling liquidity every few months. It is ideal for medium savings balances where you can portion the money across maturities.
What a 0.50% Rate Difference Means at Different Balances
A 0.50% rate difference seems small but has meaningful dollar impact at typical savings balances. On $10,000, 0.50% is $50 per year. On $30,000, it is $150 per year. On $100,000, it is $500 per year. Over five years with compounding: $10,000 at 0.50% lower rate earns $253 less. $50,000 at 0.50% lower rate earns $1,267 less. This is why checking rates annually and moving to a better account when the difference exceeds 0.50% is worth the administrative effort.
Compare Your Current Rate to the Best Available
Enter your balance and try different rates to see the real annual dollar difference.