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High-Yield Savings Account Comparison

Newtek Bank vs. Openbank

Newtek Bank's Personal High Yield Savings pays 4.20% 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.

Analysis by Aviel Fahl
Newest reading September 5, 2026

The Bottom Line

Who pays more interest on $10,000? Newtek Bank pays $40 more than Openbank annually ($420 vs $380).

Choose Newtek Bank if getting the best rate matters most, or choose Openbank if you're an Android user.

Comparison of Newtek Bank vs Openbank savings accounts
Metric

Newtek Bank

Personal High Yield Savings

Sep 5, 2026

Openbank

High-Yield Savings Account

Sep 5, 2026
APY4.20%3.80%
Earns in a year
$5,000+$210
$10,000+$420
$25,000+$1,050
$5,000+$190
$10,000+$380
$25,000+$950
Min. Deposit
$100$500

Snapshot view. Rates subject to change.

Terms
Newtek Bank has paused new applications for this account. New customers can only join a waitlist. The advertised APY applies to existing accounts.-
Features
FDIC InsuredLow MinimumsGreat iOS AppDaily CompoundingStable Rate
FDIC InsuredLow MinimumsGreat iOS AppGreat Android AppStable Rate

Prefer In-Person Banking?

Both of these institutions are online-only. If you need in-branch access, check out our list of savings accounts with brick-and-mortar locations.

Find In-Branch Access

Comparison Analysis

Comparing Newtek Bank vs. Openbank

Newest reading:

Executive Summary

Newtek Bank offers a Personal High Yield Savings account with a competitive APY of 4.20%, which is higher than Openbank's High-Yield Savings Account, which provides an APY of 3.80%. Newtek's account does not require direct deposit and has no maintenance fees, making it an attractive option for those with a minimum deposit of $10,000. However, new applications for this account are currently paused, and potential customers can only join a waitlist. In contrast, Openbank's account requires a higher minimum deposit of $50,000 but also has no maintenance fees. Overall, Newtek Bank's offering stands out for its higher yield.

The analysis is based on current Banksparency database records

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

Why Newtek Bank?

  • Higher potential APY (4.20% vs 3.80%) on all balances

Why Openbank?

  • Higher rated Android app (4.4 vs 3.9)

Key Feature Differences

Better Returns at $10,000
Newtek Bank

Newtek Bank's Personal High Yield Savings earns more on smaller deposits (approx. $420 vs $380/yr).

Better Returns at $25,000
Newtek Bank

Newtek Bank's Personal High Yield Savings pulls ahead with larger amounts (approx. $1050 vs $950/yr).

Better for Simplicity
Newtek Bank

Newtek Bank's Personal High Yield Savings offers 4.20% APY with no bundling, direct deposit requirement or caps.

Better Mobile App Experience
Openbank

Openbank offers an iOS app rated 4.7 (vs. 4.5) and Android app rated 4.4 (vs. 3.9)

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, Newtek Bank's Personal High Yield Savings pays $40 more interest on a $10,000 balance than Openbank's High-Yield Savings Account.

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

OpenbankNewtek Bank
Verify At
Newtek Bank

Non-sponsored link to official site

Verify At
Openbank

Non-sponsored link to official site

Top Market Contenders

Newtek Bank vs. Openbank Savings Calculator

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

You earn $40 more with Newtek Bank than Openbank 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.

Newtek Bank

Personal High Yield Savings

4.20% APY

Savings Breakdown

  • Interest Earned
    +$420.00(4.0%)
  • Total Contributions
    $0
  • Initial Deposit
    $10,000

Projected Balance

$10,420.00

Effective APY
4.20%

Openbank

High-Yield Savings Account

3.80% APY

Savings Breakdown

  • Interest Earned
    +$380.00(3.7%)
  • Total Contributions
    $0
  • Initial Deposit
    $10,000

Projected Balance

$10,380.00

Effective APY
3.80%

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

Still at a large branch bank?

A typical branch-bank savings rate is 0.05% APY. On a $10,000 balance, the gap to these two banks is at least $375 a year in interest.

Both Newtek Bank and Openbank advertise far more than that typical branch-bank rate.

0.05% APY at a typical branch bank, against 3.80%+ here
See the highest rates
FeatureNewtek BankOpenbank
APY
4.20%
Observed: 9/5/2026
Stable over 90 days
3.80%
Observed: 9/5/2026
Stable over 90 days
Product NamePersonal High Yield SavingsHigh-Yield Savings Account
Minimum Deposit$100$500
Min. Balance for APY$0.01$0
Monthly Fee$0$0
Compound FrequencyDailyMonthly
In-Branch AccessNoNo
Account Type
Online Only
Online Only
Physical Branches1 (FL)Not reported
Direct Deposit Req.NoneNone
Checking BundleNoNo
Mobile Apps
iOS4.5
Android3.9
iOS4.7
Android4.4
FDIC or NCUA Insured
Zelle® Support
Not Supported
Not Supported
BBB RatingA+Not Rated
Important NotesNewtek Bank has paused new applications for this account. New customers can only join a waitlist. The advertised APY applies to existing accounts.-
Next Steps
Visit Site

Non-sponsored link to official site

Visit Site

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Compare Savings Rates Over Time

Historical Performance

Last 12 Months Analysis
MetricNewtek BankOpenbank
Personal High Yield SavingsHigh-Yield Savings Account
Current APY
4.20%3.80%
Trend
Stable Stable
Speed of change
-0.01-0.02
Days Since Change
21294
12-Month High
4.35%4.20%
12-Month Low
4.20%3.80%
Changes per month
0.080.25
Steadiness
0.0040.013
How to read these metrics(Click to expand)

Trends and speed

  • Trend: The general direction of the rate over the analyzed period. Useful for seeing whether a bank is raising its rate or letting it slip.
  • Speed of change: How fast the rate moves. A high positive number means they raise rates quickly. A reading of 0.10 is a tenth of a percentage point each month.
  • Changes per month: How often the rate moves. A high number means it changes constantly; a low number means it holds.

Risk & Range

  • High/Low: The absolute ceiling and floor of the rate during the 362-day window.
  • Steadiness: How far the rate swings around its average. A lower score means a steadier, more predictable rate.
  • Days Since Change: A high number, for example above 90, means the rate rarely moves. A low number means it changed recently.

More Comparisons

Compare Newtek Bank's APY of 4.20% with other banks
Compare Openbank's APY of 3.80% with other banks