Betterment vs. Discover Bank
Compare rates, requirements, and features side-by-side to find the best option for you.
| Metric | BettermentCash Reserve Mar 24, 2026 | Discover BankOnline Savings Account Jan 16, 2026 |
|---|---|---|
| APY | 3.25% - 3.90% | 3.30% |
Est. Earnings | $5,000+$195 $10,000+$390 $25,000+$975 | $5,000+$165 $10,000+$330 $25,000+$825 |
Min Deposit | $10 | $0 |
Snapshot view. Rates subject to change. | ||
Terms | Promo rate for new customers. 3.25% APY applies to existing customers. | Discover Bank is part of Capital One and this account is not open to new customers. |
| Features | FDIC InsuredLow MinimumsGreat iOS AppGreat Android AppRate Changes Often | FDIC InsuredNo MinimumsGreat iOS AppGreat Android AppZelle® SupportedDaily CompoundingRate Changes Often |
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 Betterment vs. Discover Bank
Executive Summary
Betterment offers a competitive savings product, the Cash Reserve, with an attractive APY of 3.90% for new customers, while existing customers earn a lower rate of 3.25%. This online-only savings account requires a minimum deposit of $10 and has no maintenance fees, making it accessible for new users. In contrast, Discover Bank currently has no products listed, resulting in no offerings to compare. Therefore, Betterment is the clear choice for individuals seeking a high-yield savings account.
The analysis is based on current Banksparency database records
* This content is provided for informational purposes only; always verify details with the provider.
Why Betterment?
- ✓Higher potential APY (3.90% vs 3.30%) on all balances
Why Discover Bank?
- ✓No checking account or direct deposit required
- ✓Fast transfers via Zelle® (up to $600 a day)
- ✓Available to New & Existing Customers
— Key Feature Differences —
Better Returns at $10,000
BettermentBetterment's Cash Reserve earns more on smaller deposits (approx. $390 vs $330/yr).
Better Returns at $25,000
BettermentBetterment's Cash Reserve pulls ahead with larger amounts (approx. $975 vs $825/yr).
Best for Simplicity
Discover BankDiscover Bank's Online Savings Account offers 3.30% APY with no bundling, direct deposit requirement or caps.
Shared Benefits
Over a 1-year period, Betterment's Cash Reserve pays $60 more interest on a $10,000 balance than Discover Bank's Online 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
Betterment vs. Discover Bank Savings Calculator
You earn $60 more with Betterment than Discover 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.
Betterment
Cash Reserve
Savings Breakdown
- Interest Earned+$390.00(3.8%)
- Total Contributions$0
- Initial Deposit$10,000
Projected Balance
$10,390.00
Discover Bank
Online Savings Account
Savings Breakdown
- Interest Earned+$330.00(3.2%)
- Total Contributions$0
- Initial Deposit$10,000
Projected Balance
$10,330.00
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 $329 per year in interest.
Both Betterment and Discover Bank dramatically outperform the typical 0.01% APY at traditional big banks.
| Feature | Betterment | Discover Bank |
|---|---|---|
| APY | 3.90% Range: 3.25% - 3.90% Verified: 3/24/2026 ↗︎ 0.65%90d Change | 3.30% Verified: 1/16/2026 ↘︎ 0.10%90d Change |
| Product Name | Cash Reserve | Online Savings Account |
| Minimum Deposit | $10 | $0 |
| Min. Balance for APY | $0 | $0 |
| Monthly Fee | $0 | $0 |
| Compound Frequency | N/A | Daily |
| Branch Access | None | None |
| Account Type | Online Only | Online Only |
| Physical Branches | None | None |
| Direct Deposit Req. | None | None |
| Checking Bundle | No | No |
| Mobile Apps | ||
| FDIC Insured | Yes | YesVerify FDIC |
| Zelle® Support | Not Supported | Available Limit: $600/dayStrict 90-day seasoning period for new accounts. |
| BBB Rating | A- | A+ |
| Important Notes | Promo rate for new customers. 3.25% APY applies to existing customers. | Discover Bank is part of Capital One and this account is not open to new customers. |
| Next Steps | Visit SiteVerify at Betterment Non-sponsored link to official site | Visit SiteVerify at Discover Bank Non-sponsored link to official site |
📈 Compare Savings Rates Over Time
Historical Performance
| Metric | Betterment | Discover Bank |
|---|---|---|
| Cash Reserve | Online Savings Account | |
Current APY | 3.90% | 3.30% |
Trend | Stable | Stable |
Velocity (bps/mo) | -5.0 | -3.5 |
Days Since Change | -35 | 8 |
12-Month High | 4.00% | 3.75% |
12-Month Low | 3.25% | 3.30% |
Adjustments / Mo | 0.33 | 0.42 |
Volatility Score | 0.080 | 0.037 |
How to read these metrics(Click to expand)
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More Comparisons
Compare Betterment's APY of 3.90% with other banks
| Bank Pair | Competitor APY | Min Deposit |
|---|---|---|
| Betterment vs Ally Bank | 3.20% | $0 |
| Betterment vs American Express | 3.20% | $0 |
| Betterment vs Axos Bank | 4.21% | $0 |
| Betterment vs Barclays | 3.85% | $0 |
| Betterment vs Capital One | 3.20% | $0 |
| Betterment vs Chime | 3.00% | $0 |
| Betterment vs CIT Bank | 3.75% | $100 |
| Betterment vs EverBank | 3.90% | $0 |
| Betterment vs Marcus by Goldman Sachs | 3.65% | $0 |
| Betterment vs Newtek Bank | 4.20% | $0.01 |
| Betterment vs Openbank | 4.09% | $500 |
| Betterment vs Pibank | 4.60% | $0 |
| Betterment vs SoFi Bank | 4.00% | $0 |
| Betterment vs Synchrony Bank | 3.50% | $0 |
| Betterment vs Varo Bank | 5.00% | $0 |
| Betterment vs Wealthfront | 4.20% | $0 |