Ally Bank vs Sofi Bank
High-Yield Savings Accounts Comparison

Last Updated: August 29, 2025

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Summary of Ally Bank vs. SoFi Bank

As of August 29, 2025 Ally Bank offers an APY of 3.50% for its Savings Account, compared to SoFi Bank's 3.80% APY for its SoFi Savings account.

SoFi Bank yields $30 more than Ally Bank on a $10,000 balance after one year. Ally Bank pays $350, while SoFi Bank pays $380 - an APY advantage for SoFi Bank.

Ally Bank

Strengths

  • Ally Bank offers a competitive APY of 3.50%.
  • No maintenance fees or minimum balance requirements at Ally Bank.
  • Ally Bank has a solid App Store rating of 4.7.

Potential Drawbacks

  • Ally Bank's APY has not changed in the last 30 days.
  • Ally Bank does not provide any branches.
  • Ally Bank's Google Play rating is lower than SoFi Bank's.

SoFi Bank

Strengths

  • SoFi Bank offers a higher APY of 3.80%.
  • SoFi Bank has a higher App Store rating of 4.8.
  • No maintenance fees or minimum balance requirements at SoFi Bank.

Potential Drawbacks

  • SoFi Bank's APY requires direct deposit or $5,000 in Qualifying Deposits.
  • SoFi Bank does not provide any branches.
  • SoFi Bank's Google Play rating is equal to Ally Bank's.
Summary: SoFi Bank offers a higher APY of 3.80% compared to Ally Bank's 3.50%, but requires direct deposit or significant deposits to achieve this rate. Both banks have no maintenance fees or minimum balance requirements. Ally Bank has a slightly lower App Store rating at 4.7 compared to SoFi's 4.8, and both banks lack physical branches.

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

Ally BankSoFi Bank
ProductSavings AccountvsSoFi Savings
APY
3.50% (as of 8/29/2025)3.80% (as of 8/29/2025)
Bundled Account
NoYes
FDIC-insured
YesYes
Online OnlyYesYes
Compound Frequency
DailyDaily
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
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 Rating4.7/54.8/5
Google Play Rating4.4/54.4/5
BBB RatingA+A+

Comparative Historical APY Insights (Last 7 Months)

Ally BankSoFi Bank
ProductSavings AccountvsSoFi Savings
Latest APY3.50 %3.80 %
TrendSidewaysSideways
Slope (bps/mo)-4.2-0.0
Rate Changes / Mo0.420.00
Days Since Last Change73214
High (-7 m)3.80 %3.80 %
Low (-7 m)3.50 %3.80 %
Draw-down from High-7.9 %0.0 %
Volatility (CV)0.0260.000
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 214 days.
Low (-7 m)
Lowest APY in the last 214 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 Ally Bank vs SoFi Bank

All calculations are based on APY.

Ally Bank

APY: 3.50%

Total savings breakdown:

  • Interest earned: $2,114.1 (10.51%)
  • Total contributions: $13,000 (64.63%)
  • Initial deposit: $5,000 (24.86%)

Your total balance

$20,114.10

Effective APY: 3.50% (based on your deposit and contributions)

Total balance: $20,114.1

Earnings: $2,114.1

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, Ally Bank's total earnings would be $191.8 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 Ally Bank's APY of 3.50% with other banks
Compare SoFi Bank's APY of 3.80% with other banks