Capital One vs. Go2bank
High-Yield Savings Account Comparison
By Aviel Fahl|Last Updated: October 21, 2025
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Summary of Capital One vs. GO2bank
Key Metrics at a Glance
| Feature | Capital One | GO2bank |
|---|---|---|
| Top Savings APY | 3.40% 360 Performance Savings | 4.50% High Yield Savings |
| Minimum to Open | $0 | $0 |
| Minimum Balance for Top APY | $0 | $0 |
| Note | The 4.50% APY is up to 5,000. Balances above that earn no interest. |
Capital One
Strengths
- Capital One has over 200 branches across several states.
- Capital One's 360 Performance Savings has no maintenance fees.
- Capital One has a high App Store rating of 4.9.
Potential Drawbacks
- Capital One's current APY is 3.40%, down from 3.50% last month.
- Capital One is not an online-only bank.
GO2bank
Strengths
- GO2bank offers a higher APY of 4.50% on its High Yield Savings account.
- GO2bank has a Google Play rating of 4.6.
Potential Drawbacks
- GO2bank charges a $5 monthly maintenance fee unless direct deposit is set up.
- GO2bank is not BBB Accredited and has no BBB rating.
→ As of October 21, 2025 Capital One offers an APY of 3.40% for its 360 Performance Savings account, with a minimum balance of $0, compared to GO2bank's 4.50% APY for its High Yield Savings account, with a minimum balance of $0.
→ Capital One yields $115 more than GO2bank on a $10,000 balance after one year. Capital One pays $340, while GO2bank pays $225 (with an effective APY of 2.25%) - an APY advantage for Capital One.
Calculate Savings Growth for Capital One vs GO2bank
Capital One - 360 Performance Savings
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
Total balance: $20,050.5
Earnings: $2,050.5
Bank OverviewGO2bank - High Yield Savings
ℹ️You earn 4.50% on the first $5,000 and 0.00% on the rest.
Total savings breakdown:
- Interest earned: $1,230.9 (6.40%)
- Total contributions: $13,000 (67.60%)
- Initial deposit: $5,000 (26.00%)
Your total balance
$19,230.90
Total balance: $19,230.9
Earnings: $1,230.9
Bank OverviewWith a $5,000 initial deposit and $13,000 in total contributions over 5 years, Capital One's total earnings would be $819.6 higher than GO2bank's total earnings.
The Banksparency Savings Calculator provides estimated savings growth based on user input and our latest data.
Compare Capital One's vs GO2bank's Savings Accounts
| Capital One | GO2bank | ||
|---|---|---|---|
| Product | 360 Performance Savings | vs | High Yield Savings |
| APY | 3.40% (as of 10/21/2025) | 0.00% - 4.50% (as of 10/21/2025) | |
| Bundled Account | No | No | |
| FDIC-insured | Yes | Yes | |
| Online Only | No | Yes | |
| Compound Frequency | Monthly | Quarterly | |
| Minimum Deposit | $0 | $0 | |
| Minimum Balance for APY | $0 | $0 | |
| Maintenance Fee | $0 | $5 per month, unless you set up direct deposit | |
| Direct Deposit Required | No | No | |
| Note | The 4.50% APY is up to 5,000. Balances above that earn no interest. | ||
| App Store Rating | 4.9/5 | 4.8/5 | |
| Google Play Rating | 4.5/5 | 4.6/5 | |
| BBB Rating | A+ | Not Rated |
Comparative Historical APY Insights (Last 2 Months)
| Capital One | GO2bank | ||
|---|---|---|---|
| Product | 360 Performance Savings | vs | High Yield Savings |
| Latest APY | 3.40 % | 4.50 % | |
| Trend | Sideways | Sideways | |
| Slope (bps/mo) | -4.7 | 0.0 | |
| Rate Changes / Mo | 0.39 | 0.00 | |
| Days Since Last Change | 20 | 75 | |
| High (-2 m) | 3.50 % | 4.50 % | |
| Low (-2 m) | 3.40 % | 4.50 % | |
| Draw-down from High | -2.9 % | 0.0 % | |
| Volatility (CV) | 0.013 | 0.000 |
APY Insights Glossary
- Latest APY
- Most recent advertised annual-percentage yield.
- Trend
- Direction over the last 2 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 (-2 m)
- Highest APY in the last 76 days.
- Low (-2 m)
- Lowest APY in the last 76 days.
- Draw-down from High
- How far today sits below the 2-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.