High-Yield Savings Account Comparison

MutualOne Bank vs. Sallie Mae Bank

Compare rates, requirements, and features side-by-side to find the best option for you.

Analysis by Aviel Fahl
Updated January 7, 2026
Comparison of MutualOne Bank vs Sallie Mae Bank savings accounts
Metric

MutualOne Bank

Mo Premium Savings

Jan 7, 2026

Sallie Mae Bank

High-Yield Savings Account

Jan 7, 2026
APY4.07%3.90%
Est. Earnings
$5,000+$0
$10,000+$0
$25,000+$1,018
$5,000+$195
$10,000+$390
$25,000+$975
Min Deposit
$20,000$0

Snapshot view. Rates subject to change.

Features
FDIC InsuredHigh MinimumGreat iOS AppGreat Android AppIn-Person AccessZelle® Supported
FDIC InsuredNo Minimums

Market Reality Check

Both of these banks offer rates below the current top tier. The best rates we track are currently above 4.21% APY.

See Top Rates

Comparison Analysis

Comparing MutualOne Bank vs. Sallie Mae Bank

Updated: Jan 7, 2026

As of MutualOne Bank offers an APY of 4.07% for its Mo Premium Savings account, with a minimum balance of $20,000, compared to Sallie Mae Bank's 3.90% APY for its High-Yield Savings Account, with a minimum balance of $0.

MutualOne Bank pays $17 more than Sallie Mae Bank on a $10,000 balance after one year. MutualOne Bank pays $407, while Sallie Mae Bank pays $390 - an APY advantage for MutualOne Bank.

In addition, MutualOne Bank also offers 0.40% APY for the Online Savings account, with a minimum balance of 0.

Why MutualOne Bank?

  • Higher potential APY (4.07% vs 3.90%)
  • Physical branch access (Full-service banking offices in Framingham, MA, and Natick, MA)
  • Higher rated iOS app (4.9 vs 1.5)
  • Higher rated Android app (4.4 vs 1.6)
  • Fast transfers via Zelle®

Why Sallie Mae Bank?

No distinct advantages found vs MutualOne Bank.

— Key Feature Differences —

Better Returns at $10,000
Sallie Mae Bank

Sallie Mae Bank's High-Yield Savings Account earns more on smaller deposits (approx. $390 vs $0/yr).

Better Returns at $25,000
MutualOne Bank

MutualOne Bank's Mo Premium Savings pulls ahead with larger amounts (approx. $1018 vs $975/yr).

Best Mobile App Experience
MutualOne Bank

MutualOne Bank offers an iOS app rated 4.9 (vs. 1.5) and Android app rated 4.4 (vs. 1.6)

Shared Benefits

Both offer monthly maintenance-free account options Available Nationwide Available to New & Existing Customers
The Bottom Line on APY (Interest Only)

Over a 1-year period, MutualOne Bank's Mo Premium Savings pays $17 more interest on a $10,000 balance than Sallie Mae Bank's High-Yield Savings Account.

*This calculation assumes current rates remain consistent for 1 year and does not include temporary bonuses.

Sallie Mae BankMutualOne Bank

Executive Summary as of

MutualOne Bank's Mo Premium Savings account offers a competitive APY of 4.07%, making it the top choice for savers with a minimum deposit of $20,000. In contrast, Sallie Mae Bank's High-Yield Savings Account provides a solid APY of 3.90% with no minimum deposit requirement, appealing to those looking for flexibility. Both accounts have no maintenance fees and do not require direct deposit. However, MutualOne Bank's account is better for larger deposits, while Sallie Mae Bank's account is advantageous for smaller amounts. Both banks operate online only, providing convenient access to their services.

The analysis is based on current Banksparency database records

* This content is provided for informational purposes only; always verify details with the provider.

Verify At
MutualOne Bank

Non-sponsored link to official site

Verify At
Sallie Mae Bank

Non-sponsored link to official site

Top Market Contenders

MutualOne Bank vs. Sallie Mae Bank Savings Calculator

Calculations based on current APY for Mo Premium Savings and High-Yield Savings Account
$
$

You earn $34 more with MutualOne Bank than Sallie Mae Bank on a $20,000 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.

MutualOne Bank

Mo Premium Savings

4.07% APY

Savings Breakdown

  • Interest Earned
    +$814.00(3.9%)
  • Total Contributions
    $0
  • Initial Deposit
    $20,000

Projected Balance

$20,814.00

Effective APY
4.07%

Sallie Mae Bank

High-Yield Savings Account

3.90% APY

Savings Breakdown

  • Interest Earned
    +$780.00(3.8%)
  • Total Contributions
    $0
  • Initial Deposit
    $20,000

Projected Balance

$20,780.00

Effective APY
3.90%

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

FeatureMutualOne BankSallie Mae Bank
APY
4.07%
Verified: 1/7/2026
Stable (90d)
3.90%
Verified: 1/7/2026
Stable (90d)
Product NameMo Premium SavingsHigh-Yield Savings Account
Minimum Deposit$20,000$0
Min. Balance for APY$20,000$0
Monthly Fee$0$0
Branch AccessYesNone
Account Type
Online & Branches
Online Only
Direct Deposit Req.NoneNone
Checking BundleNoNo
Mobile Apps
iOS4.9
Android4.4
iOS1.5
Android1.6
Zelle® Support
Available
Verified via website and app descriptions.
Not Supported
BBB RatingA+A+
Next Steps
Visit Site

Non-sponsored link to official site

Visit Site

Non-sponsored link to official site

📈 Compare Savings Rates Over Time

Historical Performance

Last 4 Months Analysis
MetricMutualOne BankSallie Mae Bank
Online SavingsMo Premium SavingsHigh-Yield Savings Account
Current APY
0.40%4.07%3.90%
Trend
Stable Stable Stable
Velocity (bps/mo)
0.0-0.00.0
Days Since Change
114114114
4-Month High
0.40%4.07%3.90%
4-Month Low
0.40%4.07%3.90%
Adjustments / Mo
0.000.000.00
Volatility Score
0.0000.0000.000
How to read these metrics(Click to expand)

Trends & Velocity

  • Trend: The general direction of the rate over the analyzed period. Useful for spotting if a bank is currently aggressive or pulling back.
  • Velocity (bps/mo): Speed of change. A high positive number means they raise rates quickly. 10 bps = 0.10%.
  • Adjustments/Mo: "Twitchiness." High frequency means the rate changes constantly; low frequency means it's stable.

Risk & Range

  • High/Low: The absolute ceiling and floor of the rate during the 117-day window.
  • Volatility Score: Lower is better for predictability. It indicates how wildly the rate swings relative to its average.
  • Days Since Change: If this number is high (e.g., >90), the rate is very sticky. If low, it changed recently.

More Comparisons

Compare MutualOne Bank's APY of 4.07% with other banks
Bank PairCompetitor APYMin Deposit
MutualOne Bank vs Affirm3.20%$0
MutualOne Bank vs Ally Bank3.30%$0
MutualOne Bank vs American Express3.30%$0
MutualOne Bank vs Axos Bank4.31%$0
MutualOne Bank vs Bank of America0.01%$100
MutualOne Bank vs Barclays4.00%$0
MutualOne Bank vs Bask Bank3.75%$0
MutualOne Bank vs Betterment3.25%$10
MutualOne Bank vs BMO Alto3.25%$0
MutualOne Bank vs Bread Savings4.05%$100
MutualOne Bank vs BrioDirect3.75%$5,000
MutualOne Bank vs Capital One3.40%$0
MutualOne Bank vs Carver Bank4.00%$5,000
MutualOne Bank vs Charles Schwab Bank0.15%$0
MutualOne Bank vs Chase Bank0.01%$0
MutualOne Bank vs Chime3.50%$0
MutualOne Bank vs CIT Bank3.75%$100
MutualOne Bank vs Citibank3.30%$0
MutualOne Bank vs Citizens Access™3.15%$0.01
MutualOne Bank vs Climate First Bank4.21%$50
MutualOne Bank vs Colorado Federal Savings Bank4.05%$50,000
MutualOne Bank vs Discover Bank3.40%$0
MutualOne Bank vs E*TRADE from Morgan Stanley3.50%$0
MutualOne Bank vs Elevault3.82%$0
MutualOne Bank vs EverBank3.90%$0
MutualOne Bank vs Fitness Bank4.75%$100
MutualOne Bank vs FNBO Direct3.00%$1
MutualOne Bank vs Forbright Bank4.00%$0
MutualOne Bank vs FVCbank3.85%$500
MutualOne Bank vs GO2bank4.50%$0
MutualOne Bank vs Ivy Bank4.10%$2,500
MutualOne Bank vs Jenius Bank4.05%$0
MutualOne Bank vs LendingClub4.00%$0
MutualOne Bank vs Marcus by Goldman Sachs3.65%$0
MutualOne Bank vs My Banking Direct4.02%$500
MutualOne Bank vs Neighbors Bank4.30%$0
MutualOne Bank vs Newtek Bank4.35%$0.01
MutualOne Bank vs Openbank4.20%$500
MutualOne Bank vs Peak Bank3.99%$100
MutualOne Bank vs Pibank4.60%$0
MutualOne Bank vs PNC3.30%$0
MutualOne Bank vs Popular Direct3.90%$100
MutualOne Bank vs Presidential Bank3.75%$5,000
MutualOne Bank vs Quontic Bank3.50%$100
MutualOne Bank vs Salem Five Direct3.61%$10
MutualOne Bank vs Santander Bank0.01%$25
MutualOne Bank vs SoFi Bank4.00%$0
MutualOne Bank vs Synchrony Bank3.65%$0
MutualOne Bank vs TD Bank2.60%$0
MutualOne Bank vs TIMBR4.40%$1,000
MutualOne Bank vs UFB Direct3.46%$5000
MutualOne Bank vs Upgrade3.05%$0
MutualOne Bank vs Valley Direct4.00%$1,000
MutualOne Bank vs Varo Bank5.00%$0
MutualOne Bank vs Vio Bank4.09%$100
MutualOne Bank vs Wealthfront3.90%$0
MutualOne Bank vs Wells Fargo0.05%$25
MutualOne Bank vs Zynlo Bank3.85%$10
Compare Sallie Mae Bank's APY of 3.90% with other banks
Bank PairCompetitor APYMin Deposit
Sallie Mae Bank vs Affirm3.20%$0
Sallie Mae Bank vs Ally Bank3.30%$0
Sallie Mae Bank vs American Express3.30%$0
Sallie Mae Bank vs Axos Bank4.31%$0
Sallie Mae Bank vs Bank of America0.01%$100
Sallie Mae Bank vs Barclays4.00%$0
Sallie Mae Bank vs Bask Bank3.75%$0
Sallie Mae Bank vs Betterment3.25%$10
Sallie Mae Bank vs BMO Alto3.25%$0
Sallie Mae Bank vs Bread Savings4.05%$100
Sallie Mae Bank vs BrioDirect3.75%$5,000
Sallie Mae Bank vs Capital One3.40%$0
Sallie Mae Bank vs Carver Bank4.00%$5,000
Sallie Mae Bank vs Charles Schwab Bank0.15%$0
Sallie Mae Bank vs Chase Bank0.01%$0
Sallie Mae Bank vs Chime3.50%$0
Sallie Mae Bank vs CIT Bank3.75%$100
Sallie Mae Bank vs Citibank3.30%$0
Sallie Mae Bank vs Citizens Access™3.15%$0.01
Sallie Mae Bank vs Climate First Bank4.21%$50
Sallie Mae Bank vs Colorado Federal Savings Bank4.05%$50,000
Sallie Mae Bank vs Discover Bank3.40%$0
Sallie Mae Bank vs E*TRADE from Morgan Stanley3.50%$0
Sallie Mae Bank vs Elevault3.82%$0
Sallie Mae Bank vs EverBank3.90%$0
Sallie Mae Bank vs Fitness Bank4.75%$100
Sallie Mae Bank vs FNBO Direct3.00%$1
Sallie Mae Bank vs Forbright Bank4.00%$0
Sallie Mae Bank vs FVCbank3.85%$500
Sallie Mae Bank vs GO2bank4.50%$0
Sallie Mae Bank vs Ivy Bank4.10%$2,500
Sallie Mae Bank vs Jenius Bank4.05%$0
Sallie Mae Bank vs LendingClub4.00%$0
Sallie Mae Bank vs Marcus by Goldman Sachs3.65%$0
Sallie Mae Bank vs My Banking Direct4.02%$500
Sallie Mae Bank vs Neighbors Bank4.30%$0
Sallie Mae Bank vs Newtek Bank4.35%$0.01
Sallie Mae Bank vs Openbank4.20%$500
Sallie Mae Bank vs Peak Bank3.99%$100
Sallie Mae Bank vs Pibank4.60%$0
Sallie Mae Bank vs PNC3.30%$0
Sallie Mae Bank vs Popular Direct3.90%$100
Sallie Mae Bank vs Presidential Bank3.75%$5,000
Sallie Mae Bank vs Quontic Bank3.50%$100
Sallie Mae Bank vs Salem Five Direct3.61%$10
Sallie Mae Bank vs Santander Bank0.01%$25
Sallie Mae Bank vs SoFi Bank4.00%$0
Sallie Mae Bank vs Synchrony Bank3.65%$0
Sallie Mae Bank vs TD Bank2.60%$0
Sallie Mae Bank vs TIMBR4.40%$1,000
Sallie Mae Bank vs UFB Direct3.46%$5000
Sallie Mae Bank vs Upgrade3.05%$0
Sallie Mae Bank vs Valley Direct4.00%$1,000
Sallie Mae Bank vs Varo Bank5.00%$0
Sallie Mae Bank vs Vio Bank4.09%$100
Sallie Mae Bank vs Wealthfront3.90%$0
Sallie Mae Bank vs Wells Fargo0.05%$25
Sallie Mae Bank vs Zynlo Bank3.85%$10