Ally Bank vs. Colorado Federal Savings Bank
Comparing Ally Bank and Colorado Federal Savings Bank for high-yield savings: Ally Bank's Savings Account pays 3.20% APY while Colorado Federal Savings Bank's Premier Savings pays 4.05% APY.
See how they compare on rate stability, mobile app ratings, and more below.
The Bottom Line
Who pays more interest on $10,000? Ally Bank pays $320 more than Colorado Federal Savings Bank annually ($320 vs $0).
Choose Ally Bank if getting the best rate matters most, you're an Android user (no Android app for Colorado Federal Savings Bank), or you want Zelle for quick transfers.
| Metric | Ally BankSavings Account Feb 21, 2026 | Colorado Federal Savings BankPremier Savings Feb 21, 2026 |
|---|---|---|
| APY | 3.20% | 4.05% |
Est. Earnings | $5,000+$160 $10,000+$320 $25,000+$800 | $5,000+$0 $10,000+$0 $25,000+$0 |
Min Deposit | $0 | $50,000 |
Snapshot view. Rates subject to change. | ||
| Features | FDIC InsuredNo MinimumsGreat iOS AppGreat Android AppZelle® SupportedDaily CompoundingRate Changes Often | FDIC InsuredHigh MinimumGreat iOS AppDaily CompoundingStable Rate |
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 Ally Bank vs. Colorado Federal Savings Bank
Executive Summary
Colorado Federal Savings Bank offers a High Yield Savings account with a competitive APY of 4.00%, making it the winner in this comparison. This account requires a minimum deposit and balance of $1, but has no maintenance fees. Alternatively, their Premier Savings account provides an even higher APY of 4.05%, though it requires a minimum deposit and balance of $50,000. In contrast, Ally Bank's Savings Account offers a lower APY of 3.20% with no minimum deposit or balance requirements, but it does not match the higher yields of Colorado Federal's products. Both banks operate online only and do not require direct deposits.
The analysis is based on current Banksparency database records
* This content is provided for informational purposes only; always verify details with the provider.
Why Ally Bank?
- ✓Higher rated Android app (4.4 vs 0.0)
- ✓Fast transfers via Zelle® (up to $5,000 a day)
Why Colorado Federal Savings Bank?
- ✓Higher potential APY (4.00%-4.05% vs 3.20%)
- ✓Offers 2 different high-yield savings options
— Key Feature Differences —
Better Returns at $10,000
Ally BankAlly Bank's Savings Account earns more on smaller deposits (approx. $320 vs $0/yr).
Better Returns at $25,000
Ally BankAlly Bank's Savings Account pulls ahead with larger amounts (approx. $800 vs $0/yr).
Best for Simplicity
Colorado Federal Savings BankColorado Federal Savings Bank's Premier Savings offers 4.05% APY with no bundling, direct deposit requirement or caps.
Best Mobile App Experience
Ally BankAlly Bank offers an iOS app rated 4.7 (vs. 4.4) and Android app rated 4.4 (vs. 0.0)
Shared Benefits
Over a 1-year period, Colorado Federal Savings Bank's Premier Savings pays $85 more interest on a $10,000 balance than Ally Bank's Savings Account.
*This calculation assumes current rates remain consistent for 1 year and does not include temporary bonuses.
Non-sponsored link to official site
Non-sponsored link to official site
Top Market Contenders
Ally Bank vs. Colorado Federal Savings Bank Savings Calculator
You earn $425 more with Colorado Federal Savings Bank than Ally Bank on a $50,000 initial deposit for 1 year*.
*This calculation assumes that APYs remain unchanged for 1 year, and takes into account known promo rate periods, but does not factor in bonuses. You can see how often these banks have changed their rates in the Compare Savings Rates Over Time section below.
Ally Bank
Savings Account
Savings Breakdown
- Interest Earned+$1,600.00(3.1%)
- Total Contributions$0
- Initial Deposit$50,000
Projected Balance
$51,600.00
Colorado Federal Savings Bank
Premier Savings
Savings Breakdown
- Interest Earned+$2,025.00(3.9%)
- Total Contributions$0
- Initial Deposit$50,000
Projected Balance
$52,025.00
The Banksparency Savings Calculator provides estimated savings growth based on user input and our latest data.
| Feature | Ally Bank | Colorado Federal Savings Bank |
|---|---|---|
| APY | 3.20% Verified: 2/21/2026 ↘︎ 0.10%90d Change | 4.05% Verified: 2/21/2026 Stable (90d) |
| Product Name | Savings Account | Premier Savings |
| Minimum Deposit | $0 | $50,000 |
| Min. Balance for APY | $0 | $50,000 |
| Monthly Fee | $0 | $0 |
| Compound Frequency | Daily | Daily |
| Branch Access | None | None |
| Account Type | Online Only | Online Only |
| Physical Branches | N/A | None |
| Direct Deposit Req. | None | None |
| Checking Bundle | No | No |
| Mobile Apps | iOS4.4 Android- | |
| FDIC Insured | YesVerify FDIC | YesVerify FDIC |
| Zelle® Support | Available Limit: $5,000/dayBenchmark for online Zelle; high limits. | Not Supported |
| BBB Rating | A+ | A+ |
| Next Steps | Visit SiteVerify at Ally Bank Non-sponsored link to official site | Visit SiteVerify at Colorado Federal Savings Bank Non-sponsored link to official site |
📈 Compare Savings Rates Over Time
Historical Performance
| Metric | Ally Bank | Colorado Federal Savings Bank | |
|---|---|---|---|
| Savings Account | Premier Savings | High Yield Savings | |
Current APY | 3.20% | 4.05% | 4.00% |
Trend | Stable | Stable | Stable |
Velocity (bps/mo) | -3.8 | -2.4 | -2.4 |
Days Since Change | 1 | 134 | 134 |
12-Month High | 3.70% | 4.25% | 4.25% |
12-Month Low | 3.20% | 4.05% | 4.00% |
Adjustments / Mo | 0.41 | 0.16 | 0.33 |
Volatility Score | 0.041 | 0.022 | 0.023 |
How to read these metrics(Click to expand)
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High Rates (With Checking Bundle)
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