Openbank vs. Quontic Bank

High-Yield Savings Account Comparison

By Aviel Fahl|Last Updated: November 12, 2025

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Summary of Openbank vs. Quontic Bank

Key Metrics at a Glance

FeatureOpenbankQuontic Bank
Top Savings APY

4.20%

High-Yield Savings Account

3.75%

High Yield Savings

Minimum to Open$500$100
Minimum Balance for Top APY$0$0

Openbank

Strengths

  • Openbank offers a higher APY of 4.20% compared to Quontic Bank's 3.75%.
  • No maintenance fees for Openbank's High-Yield Savings Account.
  • Openbank requires a lower minimum deposit of $500.

Potential Drawbacks

  • Openbank has a lower App Store and Google Play rating of 3.2.
  • Openbank is not rated by the BBB and is not BBB Accredited.
  • Openbank has no physical branches available.

Quontic Bank

Strengths

  • Quontic Bank has a higher BBB rating of A+.
  • Quontic Bank boasts a higher App Store and Google Play rating of 4.8.
  • Quontic Bank requires a lower minimum deposit of $100.

Potential Drawbacks

  • Quontic Bank offers a lower APY of 3.75% compared to Openbank's 4.20%.
  • Quontic Bank has no physical branches for banking.
  • Quontic Bank is also not BBB Accredited.
Summary: Openbank offers a higher APY of 4.20% for its High-Yield Savings Account, while Quontic Bank provides a better BBB rating and higher app ratings. Both banks have no maintenance fees and no physical branches, but Openbank requires a higher minimum deposit of $500 compared to Quontic's $100. Neither bank is BBB Accredited, which may be a consideration for potential customers.

→ As of November 12, 2025 Openbank offers an APY of 4.20% for its High-Yield Savings Account, with a minimum balance of $0, compared to Quontic Bank's 3.75% APY for its High Yield Savings account, with a minimum balance of $0.

Openbank yields $45 more than Quontic Bank on a $10,000 balance after one year. Openbank pays $420, while Quontic Bank pays $375 - an APY advantage for Openbank.

Calculate Savings Growth for Openbank vs Quontic Bank

All calculations are based on APY.

Openbank - High-Yield Savings Account

Top APY: 4.20%

Total savings breakdown:

  • Interest earned: $2,564.3 (12.47%)
  • Total contributions: $13,000 (63.22%)
  • Initial deposit: $5,000 (24.31%)

Your total balance

$20,564.30

Effective APY: 4.20% (based on your deposit and contributions)

Total balance: $20,564.3

Earnings: $2,564.3

Bank Overview

Quontic Bank - High Yield Savings

Top APY: 3.75%

Total savings breakdown:

  • Interest earned: $2,273.8 (11.22%)
  • Total contributions: $13,000 (64.12%)
  • Initial deposit: $5,000 (24.66%)

Your total balance

$20,273.80

Effective APY: 3.75% (based on your deposit and contributions)

Total balance: $20,273.8

Earnings: $2,273.8

Bank Overview

With a $5,000 initial deposit and $13,000 in total contributions over 5 years, Openbank's total earnings would be $290.5 higher than Quontic Bank's total earnings.

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

Compare Openbank's vs Quontic Bank's Savings Accounts

OpenbankQuontic Bank
ProductHigh-Yield Savings AccountvsHigh Yield Savings
APY
4.20% (as of 11/12/2025)3.75% (as of 11/12/2025)
Bundled Account
NoNo
FDIC-insured
YesYes
Online OnlyYesYes
Compound Frequency
MonthlyDaily
Minimum Deposit$500$100
Minimum Balance for APY$0$0
Maintenance Fee$0$0
Direct Deposit Required
NoNo
App Store Rating3.2/54.8/5
Google Play Rating3.2/54.8/5
BBB RatingNot RatedA+

Comparative Historical APY Insights (Last 9 Months)

OpenbankQuontic Bank
ProductHigh-Yield Savings AccountvsHigh Yield Savings
Latest APY4.20 %3.75 %
TrendSidewaysSideways
Slope (bps/mo)-4.0-1.7
Rate Changes / Mo0.350.12
Days Since Last Change114139
High (-9 m)4.75 %3.85 %
Low (-9 m)4.20 %3.75 %
Draw-down from High-11.6 %-2.6 %
Volatility (CV)0.0280.013
APY Insights Glossary
Latest APY
Most recent advertised annual-percentage yield.
Trend
Direction over the last 9 months (regression slope).
Slope (bps/mo)
Average monthly change; 10 bps = 0.10 pp.
Rate Changes / Mo
Typical number of APY moves per month.
Days Since Last Change
Recency of the latest APY adjustment.
High (-9 m)
Highest APY in the last 260 days.
Low (-9 m)
Lowest APY in the last 260 days.
Draw-down from High
How far today sits below the 9-month peak.
Volatility (CV)
Coefficient of variation = stdev ÷ mean.
Why Track Savings-Account APYs?
  • See how quickly a bank reacts to Fed moves or competition.
  • Gauge “twitchiness” - frequent moves can annoy savers.
  • Spot if you're buying near a peak (draw-down) or riding a rise.
  • Slope (bps/mo) shows speed of change.
  • Volatility (CV) scales jumps by average level.

More Comparisons

Compare Openbank's APY of 4.20% with other banks
Compare Quontic Bank's APY of 3.75% with other banks