Ally Bank vs. Sofi Bank
High-Yield Savings Account Comparison
Last Updated: October 14, 2025
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Summary of Ally Bank vs. SoFi Bank
Key Metrics at a Glance
| Feature | Ally Bank | SoFi Bank |
|---|---|---|
| Top Savings APY | 3.40% Savings Account | 4.50% SoFi Savings |
| Minimum to Open | $0 | $0 |
| Minimum Balance for APY | $0 | $0 |
Ally Bank
Strengths
- Ally Bank offers a competitive APY of 3.40%, though it's down from 3.50% last month.
- 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 is lower than SoFi Bank's 4.50%.
- Ally Bank does not offer a direct deposit bonus for higher APY.
- Ally Bank has no physical branches.
SoFi Bank
Strengths
- SoFi Bank provides a higher APY of 4.50%, unchanged from last month.
- SoFi Bank offers a limited-time APY boost of 0.70% with qualifying deposits.
- SoFi Bank has an App Store rating of 4.8, higher than Ally Bank.
Potential Drawbacks
- SoFi Bank's APY requires direct deposit or a subscription for maximum yield.
- SoFi Bank's Google Play rating is lower at 4.2 compared to Ally Bank.
- SoFi Bank has no physical branches.
Summary: Ally Bank offers a lower APY of 3.40% compared to SoFi Bank's 4.50%. Both banks have no maintenance fees and require no minimum balance. SoFi Bank provides a potential APY boost with qualifying deposits, while Ally Bank has a slightly better App Store rating. Both banks operate online only, lacking physical branches.
→ As of October 14, 2025 Ally Bank offers an APY of 3.40% for its Savings Account, with a minimum balance of $0, compared to SoFi Bank's 4.50% APY for its SoFi Savings account, with a minimum balance of $0.
→ SoFi Bank yields $110 more than Ally Bank on a $10,000 balance after one year. Ally Bank pays $340, while SoFi Bank pays $450 - an APY advantage for SoFi Bank.
Calculate Savings Growth for Ally Bank vs SoFi Bank
All calculations are based on APY.
Ally Bank
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 OverviewSoFi Bank
APY: 4.50%
Total savings breakdown:
- Interest earned: $2,760.1 (13.30%)
- Total contributions: $13,000 (62.62%)
- Initial deposit: $5,000 (24.08%)
Your total balance
$20,760.10
Effective APY: 4.50% (based on your deposit and contributions)
Total balance: $20,760.1
Earnings: $2,760.1
Bank OverviewWith a $5,000 initial deposit and $13,000 in total contributions over 5 years, Ally Bank's total earnings would be $709.6 lower than SoFi Bank's total earnings.
The Banksparency Savings Calculator provides estimated savings growth based on user input and our latest data.
Compare Ally Bank's vs SoFi Bank's Savings Accounts
| Ally Bank | SoFi Bank | ||
|---|---|---|---|
| Product | Savings Account | vs | SoFi Savings |
| APY | 3.40% (as of 10/14/2025) | 4.50% (as of 10/14/2025) | |
| Bundled Account | No | Yes | |
| FDIC-insured | Yes | Yes | |
| Online Only | Yes | Yes | |
| Compound Frequency | Daily | Daily | |
| Minimum Deposit | $0 | $0 | |
| Minimum Balance for APY | $0 | $0 | |
| Maintenance Fee | $0 | $0 | |
| Direct Deposit Required | No | No. Without direct deposit or "Qualifying Deposits" the APY will be significantly lower | |
| Note | Limited offer: you can earn a 0.70% APY boost for 6 months, making the total APY 4.50%. This requires either a direct deposit of regular income, or a $10/month subscription. See terms at SoFi Bank. The savings account comes bundled with a checking account. | ||
| App Store Rating | 4.7/5 | 4.8/5 | |
| Google Play Rating | 4.3/5 | 4.2/5 | |
| BBB Rating | A+ | A+ |
Comparative Historical APY Insights (Last 9 Months)
| Ally Bank | SoFi Bank | ||
|---|---|---|---|
| Product | Savings Account | vs | SoFi Savings |
| Latest APY | 3.40 % | 4.50 % | |
| Trend | Sideways | Rising | |
| Slope (bps/mo) | -3.8 | 5.4 | |
| Rate Changes / Mo | 0.46 | 0.12 | |
| Days Since Last Change | 19 | 34 | |
| High (-9 m) | 3.80 % | 4.50 % | |
| Low (-9 m) | 3.40 % | 3.80 % | |
| Draw-down from High | -10.5 % | 0.0 % | |
| Volatility (CV) | 0.029 | 0.060 |
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 Ally Bank's APY of 3.40% with other banks
| Bank Pair | Competitor APY | Min Deposit |
|---|---|---|
| Ally Bank vs American Express | 3.50% | $0 |
| Ally Bank vs Axos Bank | 4.51% | $0 |
| Ally Bank vs Bank of America | 0.01% | $100 |
| Ally Bank vs Barclays | 4.10% | $0 |
| Ally Bank vs BrioDirect | 4.20% | $5,000 |
| Ally Bank vs Capital One | 3.40% | $0 |
| Ally Bank vs Chase Bank | 0.01% | $0 |
| Ally Bank vs Chime | 3.75% | $0 |
| Ally Bank vs CIT Bank | 3.85% | $100 |
| Ally Bank vs Discover Bank | 3.40% | $0 |
| Ally Bank vs Elevault | 4.34% | $0 |
| Ally Bank vs EverBank | 4.05% | $0 |
| Ally Bank vs Fitness Bank | 4.75% | $100 |
| Ally Bank vs FVCbank | 4.10% | $500 |
| Ally Bank vs GO2bank | 4.50% | $0 |
| Ally Bank vs Marcus by Goldman Sachs | 3.65% | $0 |
| Ally Bank vs Neighbors Bank | 4.50% | $0 |
| Ally Bank vs Newtek Bank | 4.35% | $0 |
| Ally Bank vs Peak Bank | 4.20% | $100 |
| Ally Bank vs Pibank | 4.60% | $0 |
| Ally Bank vs Presidential Bank | 4.50% | $5,000 |
| Ally Bank vs Santander Bank | 0.01% | $25 |
| Ally Bank vs Synchrony Bank | 3.80% | $0 |
| Ally Bank vs TIMBR | 4.40% | $1,000 |
| Ally Bank vs UFB Direct | 3.96% | $5000 |
| Ally Bank vs Varo Bank | 5.00% | $0 |
| Ally Bank vs Wells Fargo | 0.05% | $25 |
| Ally Bank vs Zynlo Bank | 4.20% | $10 |
Compare SoFi Bank's APY of 4.50% with other banks
| Bank Pair | Competitor APY | Min Deposit |
|---|---|---|
| SoFi Bank vs American Express | 3.50% | $0 |
| SoFi Bank vs Axos Bank | 4.51% | $0 |
| SoFi Bank vs Bank of America | 0.01% | $100 |
| SoFi Bank vs Barclays | 4.10% | $0 |
| SoFi Bank vs BrioDirect | 4.20% | $5,000 |
| SoFi Bank vs Capital One | 3.40% | $0 |
| SoFi Bank vs Chase Bank | 0.01% | $0 |
| SoFi Bank vs Chime | 3.75% | $0 |
| SoFi Bank vs CIT Bank | 3.85% | $100 |
| SoFi Bank vs Discover Bank | 3.40% | $0 |
| SoFi Bank vs Elevault | 4.34% | $0 |
| SoFi Bank vs EverBank | 4.05% | $0 |
| SoFi Bank vs Fitness Bank | 4.75% | $100 |
| SoFi Bank vs FVCbank | 4.10% | $500 |
| SoFi Bank vs GO2bank | 4.50% | $0 |
| SoFi Bank vs Marcus by Goldman Sachs | 3.65% | $0 |
| SoFi Bank vs Neighbors Bank | 4.50% | $0 |
| SoFi Bank vs Newtek Bank | 4.35% | $0 |
| SoFi Bank vs Peak Bank | 4.20% | $100 |
| SoFi Bank vs Pibank | 4.60% | $0 |
| SoFi Bank vs Presidential Bank | 4.50% | $5,000 |
| SoFi Bank vs Santander Bank | 0.01% | $25 |
| SoFi Bank vs Synchrony Bank | 3.80% | $0 |
| SoFi Bank vs TIMBR | 4.40% | $1,000 |
| SoFi Bank vs UFB Direct | 3.96% | $5000 |
| SoFi Bank vs Varo Bank | 5.00% | $0 |
| SoFi Bank vs Wells Fargo | 0.05% | $25 |
| SoFi Bank vs Zynlo Bank | 4.20% | $10 |