Capital One vs. Quontic Bank

High-Yield Savings Account Comparison

By Aviel Fahl|Last Updated: November 12, 2025

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Summary of Capital One vs. Quontic Bank

Key Metrics at a Glance

FeatureCapital OneQuontic Bank
Top Savings APY

3.40%

360 Performance Savings

3.75%

High Yield Savings

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

Capital One

Strengths

  • Capital One has over 200 branches across multiple states.
  • Capital One offers a competitive APY of 3.40% with no minimum balance.
  • Capital One has a high App Store rating of 4.9.

Potential Drawbacks

  • Capital One's APY is lower than Quontic Bank's 3.75%.
  • Capital One does not have online-only banking features.

Quontic Bank

Strengths

  • Quontic Bank offers a higher APY of 3.75% with a $100 minimum deposit.
  • Quontic Bank has a strong Google Play rating of 4.8.
  • Quontic Bank operates online-only, which may appeal to some customers.

Potential Drawbacks

  • Quontic Bank is not BBB Accredited despite an A+ rating.
  • Quontic Bank has no physical branches for banking.
Summary: Capital One provides a solid APY of 3.40% and extensive branch access, while Quontic Bank offers a higher APY of 3.75% but lacks physical locations. Both banks have strong BBB ratings, but Quontic is not accredited. Capital One excels in App Store ratings, whereas Quontic has a slightly better Google Play rating.

→ As of November 12, 2025 Capital One offers an APY of 3.40% for its 360 Performance 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.

Quontic Bank yields $35 more than Capital One on a $10,000 balance after one year. Capital One pays $340, while Quontic Bank pays $375 - an APY advantage for Quontic Bank.

Calculate Savings Growth for Capital One vs Quontic Bank

All calculations are based on APY.

Capital One - 360 Performance Savings

Top APY: 3.40%

Total savings breakdown:

  • Interest earned: $2,050.5 (10.23%)
  • Total contributions: $13,000 (64.84%)
  • Initial deposit: $5,000 (24.94%)

Your total balance

$20,050.50

Effective APY: 3.40% (based on your deposit and contributions)

Total balance: $20,050.5

Earnings: $2,050.5

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, Capital One's total earnings would be $223.3 lower than Quontic Bank's total earnings.

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

Compare Capital One's vs Quontic Bank's Savings Accounts

Capital OneQuontic Bank
Product360 Performance SavingsvsHigh Yield Savings
APY
3.40% (as of 11/12/2025)3.75% (as of 11/12/2025)
Bundled Account
NoNo
FDIC-insured
YesYes
Online OnlyNoYes
Compound Frequency
MonthlyDaily
Minimum Deposit$0$100
Minimum Balance for APY$0$0
Maintenance Fee$0$0
Direct Deposit Required
NoNo
App Store Rating4.9/54.8/5
Google Play Rating4.5/54.8/5
BBB RatingA+A+

Comparative Historical APY Insights (Last 10 Months)

Capital OneQuontic Bank
Product360 Performance SavingsvsHigh Yield Savings
Latest APY3.40 %3.75 %
TrendSidewaysSideways
Slope (bps/mo)-3.7-1.5
Rate Changes / Mo0.410.10
Days Since Last Change43139
High (-10 m)3.80 %3.85 %
Low (-10 m)3.40 %3.75 %
Draw-down from High-10.5 %-2.6 %
Volatility (CV)0.0320.013
APY Insights Glossary
Latest APY
Most recent advertised annual-percentage yield.
Trend
Direction over the last 10 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 (-10 m)
Highest APY in the last 295 days.
Low (-10 m)
Lowest APY in the last 295 days.
Draw-down from High
How far today sits below the 10-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 Capital One's APY of 3.40% with other banks
Compare Quontic Bank's APY of 3.75% with other banks