Bmo Alto vs. Synchrony Bank
High-Yield Savings Account Comparison
By Aviel Fahl|Last Updated: November 12, 2025
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Summary of BMO Alto vs. Synchrony Bank
Key Metrics at a Glance
| Feature | BMO Alto | Synchrony Bank |
|---|---|---|
| Top Savings APY | 3.25% Savings Account | 3.80% High Yield Savings |
| Minimum to Open | $0 | $0 |
| Minimum Balance for Top APY | $0 | $0 |
BMO Alto
Strengths
- BMO Alto has an A+ BBB rating, indicating strong trustworthiness.
- No maintenance fees for the Savings Account at BMO Alto.
- BMO Alto requires no minimum deposit or balance.
Potential Drawbacks
- BMO Alto's current APY is 3.25%, lower than Synchrony Bank's 3.80%.
- BMO Alto has no mobile app ratings available.
- BMO Alto has no branches for in-person banking.
Synchrony Bank
Strengths
- Synchrony Bank offers a higher APY of 3.80% for its High Yield Savings.
- Synchrony Bank has a strong App Store rating of 4.8.
- Synchrony Bank also has a solid Google Play rating of 4.5.
Potential Drawbacks
- Synchrony Bank has no BBB rating, which may raise trust concerns.
- Synchrony Bank has no branches for in-person banking.
- No maintenance fees for the High Yield Savings account at Synchrony Bank.
→ As of November 12, 2025 BMO Alto offers an APY of 3.25% for its Savings Account, with a minimum balance of $0, compared to Synchrony Bank's 3.80% APY for its High Yield Savings account, with a minimum balance of $0.
→ Synchrony Bank yields $55 more than BMO Alto on a $10,000 balance after one year. BMO Alto pays $325, while Synchrony Bank pays $380 - an APY advantage for Synchrony Bank.
Calculate Savings Growth for BMO Alto vs Synchrony Bank
BMO Alto - Savings Account
Total savings breakdown:
- Interest earned: $1,955.5 (9.80%)
- Total contributions: $13,000 (65.14%)
- Initial deposit: $5,000 (25.06%)
Your total balance
$19,955.50
Total balance: $19,955.5
Earnings: $1,955.5
Bank OverviewSynchrony Bank - High Yield Savings
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
Total balance: $20,305.9
Earnings: $2,305.9
Bank OverviewWith a $5,000 initial deposit and $13,000 in total contributions over 5 years, BMO Alto's total earnings would be $350.4 lower than Synchrony Bank's total earnings.
The Banksparency Savings Calculator provides estimated savings growth based on user input and our latest data.
Compare BMO Alto's vs Synchrony Bank's Savings Accounts
| BMO Alto | Synchrony Bank | ||
|---|---|---|---|
| Product | Savings Account | vs | High Yield Savings |
| APY | 3.25% (as of 11/12/2025) | 3.80% (as of 11/12/2025) | |
| Bundled Account | No | No | |
| 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 | |
| App Store Rating | No | 4.8/5 | |
| Google Play Rating | No | 4.5/5 | |
| BBB Rating | A+ | Not Rated |
Comparative Historical APY Insights (Last 10 Months)
| BMO Alto | Synchrony Bank | ||
|---|---|---|---|
| Product | Savings Account | vs | High Yield Savings |
| Latest APY | 3.25 % | 3.80 % | |
| Trend | Falling | Sideways | |
| Slope (bps/mo) | -7.4 | -3.2 | |
| Rate Changes / Mo | 0.51 | 0.20 | |
| Days Since Last Change | 55 | 163 | |
| High (-10 m) | 4.10 % | 4.10 % | |
| Low (-10 m) | 3.25 % | 3.80 % | |
| Draw-down from High | -20.7 % | -7.3 % | |
| Volatility (CV) | 0.065 | 0.027 |
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.