Capital One vs Sofi Bank
High-Yield Savings Accounts Comparison

Last Updated: June 20, 2025

Summary of Capital One vs. SoFi Bank

As of June 20, 2025 Capital One offers an APY of 3.60% for its 360 Performance Savings account, compared to SoFi Bank's 3.80% APY for its SoFi Savings account.

SoFi Bank yields $20 more than Capital One on a $10,000 balance after one year. Capital One pays $360, while SoFi Bank pays $380 - an APY advantage for SoFi Bank.

Capital One

Strengths

  • Capital One offers a 3.60% APY on the 360 Performance Savings account.
  • Capital One has over 200 branches across several states.
  • Capital One maintains an A+ BBB rating and is BBB Accredited.

Potential Drawbacks

  • Capital One's APY has not changed in the last 30 days.
  • Capital One does not offer a direct deposit requirement for higher APY.

SoFi Bank

Strengths

  • SoFi Bank offers a higher 3.80% APY on the SoFi Savings account.
  • SoFi Bank has an App Store rating of 4.8.

Potential Drawbacks

  • SoFi Bank requires direct deposit or Qualifying Deposits for the higher APY.
  • SoFi Bank has no physical branches.
Summary: SoFi Bank provides a higher APY of 3.80% compared to Capital One's 3.60%. However, SoFi requires direct deposit or Qualifying Deposits to earn this rate, while Capital One does not have such a requirement. Capital One also has the advantage of physical branches, with over 200 locations, and maintains an A+ BBB rating. Both banks have solid app ratings, with Capital One at 4.9 and SoFi at 4.8.

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

Capital OneSoFi Bank
Product360 Performance SavingsvsSoFi Savings
APY
3.60% (as of 6/20/2025)3.80% (as of 6/20/2025)
Bundled Account
NoYes
FDIC-insured
YesYes
Online OnlyNoYes
Compound Frequency
MonthlyDaily
Minimum Deposit$0$0
Minimum Balance for APY$0$0
Maintenance Fee$0$0
Direct Deposit Required
NoNo. Without direct deposit or "Qualifying Deposits" the APY will be significantly lower
NoteN/AThe 3.80% APY requires either a direct deposit of regular income (of any amount) or a Qualifying Deposit of $5,000 for any 30-day period. The savings account comes bundled with a checking account.
Visit Bank360 Performance SavingsSoFi Savings
App Store Rating4.9/54.8/5
Google Play Rating4.5/54.5/5
BBB RatingA+A+

Comparative Historical APY Insights (Last 5 Months)

Capital OneSoFi Bank
Product360 Performance SavingsvsSoFi Savings
Latest APY3.60 %3.80 %
TrendSidewaysSideways
Slope (bps/mo)-4.0-0.2
Rate Changes / Mo0.400.20
Days Since Last Change74148
High (-5 m)3.80 %4.00 %
Low (-5 m)3.60 %3.80 %
Draw-down from High-5.3 %-5.0 %
Volatility (CV)0.0180.005
APY Insights Glossary
Latest APY
Most recent advertised annual-percentage yield.
Trend
Direction over the last 5 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 (-5 m)
Highest APY in the last 150 days.
Low (-5 m)
Lowest APY in the last 150 days.
Draw-down from High
How far today sits below the 5-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.

Calculate Savings Growth for Capital One vs SoFi Bank

All calculations are based on APY.

Capital One

APY: 3.60%

Total savings breakdown:

  • Interest earned: $36 (3.47%)
  • Total contributions: $0 (0.00%)
  • Initial deposit: $1,000 (96.53%)

Your total balance

$1,036.00

Effective APY: 3.60% (based on your deposit and contributions)

Total balance: $1,036

Earnings: $36

Bank Details

SoFi Bank

APY: 3.80%

Total savings breakdown:

  • Interest earned: $38 (3.66%)
  • Total contributions: $0 (0.00%)
  • Initial deposit: $1,000 (96.34%)

Your total balance

$1,038.00

Effective APY: 3.80% (based on your deposit and contributions)

Total balance: $1,038

Earnings: $38

Bank Details

After 1 year Capital One would earn you $2 less than SoFi Bank.

More Comparisons

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