Santander Bank vs Sofi Bank
High-Yield Savings Accounts Comparison

Last Updated: September 5, 2025

We earn a commission if you open an account through some links on this page.

Summary of Santander Bank vs. SoFi Bank

As of September 5, 2025 Santander Bank offers an APY of 0.03% for its Santander Savings account, with a minimum balance of $0, compared to SoFi Bank's 3.80% APY for its SoFi Savings account, with a minimum balance of $0.

SoFi Bank yields $377 more than Santander Bank on a $10,000 balance after one year. Santander Bank pays $3, while SoFi Bank pays $380 - an APY advantage for SoFi Bank.

Santander Bank

Strengths

  • Santander Bank has a solid BBB rating of A-.
  • Santander Savings has a low minimum deposit of $25.
  • Santander Bank has a high App Store rating of 4.8.

Potential Drawbacks

  • Santander Savings offers a low APY of 0.03%.
  • Santander Bank charges a maintenance fee of $1.
  • No direct deposit option available for higher APY.

SoFi Bank

Strengths

  • SoFi Savings offers a competitive APY of 3.80%.
  • SoFi Bank has no maintenance fees.
  • SoFi Bank has a superior BBB rating of A+.

Potential Drawbacks

  • SoFi Savings requires direct deposit or a Qualifying Deposit for high APY.
  • SoFi Bank has no physical branches.
  • SoFi Bank's Google Play rating is slightly lower at 4.4.
Summary: SoFi Bank offers a significantly higher APY of 3.80% compared to Santander Bank's 0.03%. Santander Bank has a better BBB rating of A- but charges a $1 maintenance fee, while SoFi Bank has no fees and a superior BBB rating of A+. However, SoFi requires direct deposit or a $5,000 deposit for the high APY, and lacks physical branches, unlike Santander.

Compare Santander Bank's vs SoFi Bank's Savings Accounts

Santander BankSoFi Bank
ProductSantander SavingsvsSoFi Savings
APY
0.03% (as of 9/5/2025)3.80% (as of 9/5/2025)
Bundled Account
NoYes
FDIC-insured
YesYes
Online OnlyNoYes
Compound Frequency
DailyDaily
Minimum Deposit$25$0
Minimum Balance for APY$0$0
Maintenance Fee$1$0
Direct Deposit Required
NoNo. Without direct deposit or "Qualifying Deposits" the APY will be significantly lower
NoteThe 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.
App Store Rating4.8/54.8/5
Google Play Rating4.3/54.4/5
BBB RatingA-A+

Comparative Historical APY Insights (Last 7 Months)

Santander BankSoFi Bank
ProductSantander SavingsvsSoFi Savings
Latest APY0.03 %3.80 %
TrendSidewaysSideways
Slope (bps/mo)-0.0-0.1
Rate Changes / Mo0.000.13
Days Since Last Change225224
High (-7 m)0.03 %4.00 %
Low (-7 m)0.03 %3.80 %
Draw-down from High0.0 %-5.0 %
Volatility (CV)0.0000.004
APY Insights Glossary
Latest APY
Most recent advertised annual-percentage yield.
Trend
Direction over the last 7 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 (-7 m)
Highest APY in the last 226 days.
Low (-7 m)
Lowest APY in the last 226 days.
Draw-down from High
How far today sits below the 7-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 Santander Bank vs SoFi Bank

All calculations are based on APY.

Santander Bank

APY: 0.03%

Total savings breakdown:

  • Interest earned: $17.2 (0.10%)
  • Total contributions: $13,000 (72.15%)
  • Initial deposit: $5,000 (27.75%)

Your total balance

$18,017.20

Effective APY: 0.03% (based on your deposit and contributions)

Total balance: $18,017.2

Earnings: $17.2

Bank Overview

SoFi Bank

APY: 3.80%

Total savings breakdown:

  • Interest earned: $2,305.9 (11.36%)
  • Total contributions: $13,000 (64.02%)
  • Initial deposit: $5,000 (24.62%)

Your total balance

$20,305.90

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

Total balance: $20,305.9

Earnings: $2,305.9

Bank Overview

With a $5,000 initial deposit and $13,000 in total contributions over 5 years, Santander Bank's total earnings would be $2,288.7 lower than SoFi Bank's total earnings.

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

More Comparisons

Compare Santander Bank's APY of 0.03% with other banks
Compare SoFi Bank's APY of 3.80% with other banks