Ally Bank vs. Openbank
Ally Bank's Savings Account pays 3.00% APY while Openbank's High-Yield Savings Account pays 3.80% APY.
See how they compare on rate stability, mobile app ratings, and more below.
The Bottom Line
Who pays more interest on $10,000? Openbank pays $80 more than Ally Bank annually ($380 vs $300).
Choose Ally Bank if mobile app quality matters, or you want Zelle for quick transfers. Choose Openbank if getting the best rate matters most.
| Metric | Ally BankSavings Account Aug 22, 2026 | OpenbankHigh-Yield Savings Account Aug 19, 2026 |
|---|---|---|
| APY | 3.00% | 3.80% |
Est. Earnings | $5,000+$150 $10,000+$300 $25,000+$750 | $5,000+$190 $10,000+$380 $25,000+$950 |
Min Deposit | $0 | $500 |
Snapshot view. Rates subject to change. | ||
| Features | FDIC InsuredNo MinimumsGreat iOS AppGreat Android AppZelle® SupportedDaily CompoundingRate Changes Often | FDIC InsuredLow MinimumsStable Rate |
Market Reality Check
Both of these institutions offer rates below the top 10 savings and money market accounts we track. Those institutions all pay at least 4.01% APY.
Executive Summary
Openbank offers a High-Yield Savings Account with a competitive APY of 3.80%, making it the clear winner among the two banks. This account is online-only and requires a minimum deposit of $500, but it has no maintenance fees or direct deposit requirements. In contrast, Ally Bank provides a Savings Account with a lower APY of 3.00%, also with no minimum deposit or maintenance fees, but it lacks the higher returns offered by Openbank. Both accounts are FDIC insured and provide daily or monthly compounding, respectively.
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 iOS app (4.7 vs 3.1)
- ✓Higher rated Android app (4.4 vs 2.8)
- ✓Fast transfers via Zelle® (up to $5,000 a day)
Why Openbank?
- ✓Higher potential APY (3.80% vs 3.00%) on all balances
Key Feature Differences
Better Returns at $10,000
OpenbankOpenbank's High-Yield Savings Account earns more on smaller deposits (approx. $380 vs $300/yr).
Better Returns at $25,000
OpenbankOpenbank's High-Yield Savings Account pulls ahead with larger amounts (approx. $950 vs $750/yr).
Best for Simplicity
OpenbankOpenbank's High-Yield Savings Account offers 3.80% APY with no bundling, direct deposit requirement or caps.
Best Mobile App Experience
Ally BankAlly Bank offers an iOS app rated 4.7 (vs. 3.1) and Android app rated 4.4 (vs. 2.8)
Shared Benefits
Over a 1-year period, Openbank's High-Yield Savings Account pays $80 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. Openbank Savings Calculator
You earn $80 more with Openbank than Ally Bank on a $10,000 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+$300.00(2.9%)
- Total Contributions$0
- Initial Deposit$10,000
Projected Balance
$10,300.00
Openbank
High-Yield Savings Account
Savings Breakdown
- Interest Earned+$380.00(3.7%)
- Total Contributions$0
- Initial Deposit$10,000
Projected Balance
$10,380.00
The Banksparency Savings Calculator provides estimated savings growth based on user input and our latest data.
Still banking with Chase, Bank of America, or Wells Fargo?
On a $10,000 balance, you're missing out on at least $299 per year in interest.
Both Ally Bank and Openbank dramatically outperform the typical 0.01% APY at traditional big banks.
| Feature | Ally Bank | Openbank |
|---|---|---|
| APY | 3.00% Verified: 8/22/2026 ↘︎ 0.10%90d Change | 3.80% Verified: 8/19/2026 ↘︎ 0.20%90d Change |
| Product Name | Savings Account | High-Yield Savings Account |
| Minimum Deposit | $0 | $500 |
| Min. Balance for APY | $0 | $0 |
| Monthly Fee | $0 | $0 |
| Compound Frequency | Daily | Monthly |
| In-Branch Access | No | No |
| Account Type | Online Only | Online Only |
| Physical Branches | 1 (UT) | Not reported |
| Direct Deposit Req. | None | None |
| Checking Bundle | No | No |
| Mobile Apps | ||
| FDIC or NCUA Insured | YesVerify FDIC | YesVerify FDIC |
| Zelle® Support | Available Limit: $5,000/dayBenchmark for online Zelle; high limits. | Not Supported |
| BBB Rating | A+ | Not Rated |
| Next Steps | Visit SiteVerify at Ally Bank Non-sponsored link to official site | Visit SiteVerify at Openbank Non-sponsored link to official site |
📈 Compare Savings Rates Over Time
Historical Performance
| Metric | Ally Bank | Openbank |
|---|---|---|
| Savings Account | High-Yield Savings Account | |
Current APY | 3.00% | 3.80% |
Trend | Stable | Stable |
Velocity (bps/mo) | -4.7 | -1.8 |
Days Since Change | 80 | 80 |
12-Month High | 3.50% | 4.20% |
12-Month Low | 3.00% | 3.80% |
Adjustments / Mo | 0.41 | 0.25 |
Volatility Score | 0.027 | 0.012 |
How to read these metrics(Click to expand)
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High Rates (With Checking Bundle)
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