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High-Yield Savings Account Comparison

Climate First Bank vs. SoFi Bank

Climate First Bank's Super Duper Savings Account pays 4.01% APY while SoFi Bank's SoFi Savings pays 3.80% APY.

Note: SoFi Bank requires a checking account.

See how they compare on rate stability, mobile app ratings, and more below.

Analysis by Aviel Fahl
Updated August 21, 2026

The Bottom Line

Who pays more interest on $10,000? Climate First Bank pays $56 more than SoFi Bank annually ($401 vs $345).

Choose Climate First Bank if getting the best rate matters most, you want a no-strings-attached account, you value in-person banking, or you're an Android user.

Important Considerations

SoFi Bank requires a checking account to unlock its top savings rate, while Climate First Bank offers its savings account standalone.

Comparison of Climate First Bank vs SoFi Bank savings accounts
Metric

Climate First Bank

Super Duper Savings Account

Aug 21, 2026

SoFi Bank

SoFi Savings

Aug 21, 2026
APY4.01%3.10% - 3.80%
Est. Earnings
$5,000+$200
$10,000+$401
$25,000+$1,002
$5,000+$173
$10,000+$345
$25,000+$863
Min Deposit
$50$0

Snapshot view. Rates subject to change.

Terms
-Limited offer: The stated APY includes a temporary 0.70% APY boost for 6 months. It is available with a direct deposit of regular income, or a $10/month subscription. See terms at SoFi Bank. The savings account comes bundled with an interest-bearing checking account.
Features
FDIC InsuredLow MinimumsGreat iOS AppGreat Android AppIn-Person AccessZelle® SupportedDaily CompoundingStable Rate
FDIC InsuredNo MinimumsGreat iOS AppZelle® SupportedDirect Deposit ReqChecking BundleDaily CompoundingRate Changes Often

Comparison Analysis

Comparing Climate First Bank vs. SoFi Bank

Updated: Invalid Date

Executive Summary

A detailed summary for this comparison is being prepared. Check back soon.

The analysis is based on current Banksparency database records

* This content is provided for informational purposes only; always verify details with the provider.

Why Climate First Bank?

  • Higher potential APY (3.56%-4.01% vs 3.80%) on all balances
  • No checking account or direct deposit required
  • Physical branch access (3 locations in Florida (St. Petersburg, Mount Dora, Winter Park), and one coming soon in Orlando, FL)
  • Higher rated Android app (4.4 vs 3.9)
  • Offers 3 different high-yield savings options

Why SoFi Bank?

  • Earn a $50 bonus with $1,000+ in direct deposits, or $300 with $5,000+.

Key Feature Differences

Better Returns at $10,000
Climate First Bank

Climate First Bank's Super Duper Savings Account earns more on smaller deposits (approx. $401 vs $345/yr).

Better Returns at $25,000
Climate First Bank

Climate First Bank's Super Duper Savings Account pulls ahead with larger amounts (approx. $1002 vs $863/yr).

Best for Simplicity
Climate First Bank

Climate First Bank's Super Duper Savings Account offers 4.01% APY with no bundling, direct deposit requirement or caps.

Best Mobile App Experience
Climate First Bank

Climate First Bank offers an iOS app rated 4.9 (vs. 4.7) and Android app rated 4.4 (vs. 3.9)

Shared Benefits

Both offer monthly maintenance-free account options Fast transfers via Zelle® Available Nationwide Available to New & Existing Customers
The Bottom Line on APY (Interest Only)

Over a 1-year period, Climate First Bank's Super Duper Savings Account pays $56 more interest on a $10,000 balance than SoFi Bank's SoFi Savings.

*This comparison accounts for SoFi Bank's introductory promotional rate, yet Climate First Bank's standard rate still yields a higher 1-year return.

SoFi BankClimate First Bank
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Climate First Bank

Non-sponsored link to official site

Verify At
SoFi Bank

Non-sponsored link to official site

Top Market Contenders

Climate First Bank vs. SoFi Bank Savings Calculator

Calculations based on current APY for Super Duper Savings Account and SoFi Savings
$
$

You earn $56.1 more with Climate First Bank than SoFi Bank on a $10,000 initial deposit for 1 year*.

*This calculation assumes that APYs remain unchanged for 1 year, and takes into account known promo rate periods, but does not factor in bonuses. You can see how often these banks have changed their rates in the Compare Savings Rates Over Time section below.

Climate First Bank

Super Duper Savings Account

4.01% APY

Savings Breakdown

  • Interest Earned
    +$401.00(3.9%)
  • Total Contributions
    $0
  • Initial Deposit
    $10,000

Projected Balance

$10,401.00

Effective APY
4.01%

SoFi Bank

SoFi Savings

3.80% APY
Promo Rate: 3.80% for 6 months, then 3.10%.

Savings Breakdown

  • Interest Earned
    +$344.90(3.3%)
  • Total Contributions
    $0
  • Initial Deposit
    $10,000

Projected Balance

$10,344.90

Effective APY
3.45%

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

Still banking with Chase, Bank of America, or Wells Fargo?

On a $10,000 balance, you're missing out on at least $344 per year in interest.

Both Climate First Bank and SoFi Bank dramatically outperform the typical 0.01% APY at traditional big banks.

Big banks currently pay 0.01% APY on savings vs 3.80%+ here
See Top Rates
FeatureClimate First BankSoFi Bank
APY
4.01%
Verified: 8/21/2026
-
3.80%
Range: 3.10% - 3.80%
Verified: 8/21/2026
-
Product NameSuper Duper Savings AccountSoFi Savings
Minimum Deposit$50$0
Min. Balance for APY$0$0
Monthly Fee$0, if electronic statements selected, otherwise $5$0
Compound FrequencydailyDaily
In-Branch AccessYesNo
Account Type
Online & Branches
Online Only
Physical Branches3 locations in Florida (St. Petersburg, Mount Dora, Winter Park), and one coming soon in Orlando, FLN/A
Direct Deposit Req.None
Required
Checking BundleNo Yes
Mobile Apps
iOS4.9
Android4.4
iOS4.7
Android3.9
FDIC or NCUA Insured
Zelle® Support
Available
Verified in Climate First Bank Personal app.
Available
Native support added in 2024 for banking members.
BBB RatingA+A+
Important Notes-Limited offer: The stated APY includes a temporary 0.70% APY boost for 6 months. It is available with a direct deposit of regular income, or a $10/month subscription. See terms at SoFi Bank. The savings account comes bundled with an interest-bearing checking account.
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📈 Compare Savings Rates Over Time

Historical Performance

Last 9 Months Analysis
MetricClimate First BankSoFi Bank
Business Money MarketSuper Duper Savings AccountSoFi Savings
Current APY
4.26%4.01%3.80%
Trend
Stable Stable Stable
Velocity (bps/mo)
-3.1-2.3-6.9
Days Since Change
13417585
9-Month High
4.51%4.21%4.30%
9-Month Low
4.26%4.01%3.80%
Adjustments / Mo
0.110.110.22
Volatility Score
0.0230.0090.040
How to read these metrics(Click to expand)

Trends & Velocity

  • Trend: The general direction of the rate over the analyzed period. Useful for spotting if a bank is currently aggressive or pulling back.
  • Velocity (bps/mo): Speed of change. A high positive number means they raise rates quickly. 10 bps = 0.10%.
  • Adjustments/Mo: "Twitchiness." High frequency means the rate changes constantly; low frequency means it's stable.

Risk & Range

  • High/Low: The absolute ceiling and floor of the rate during the 269-day window.
  • Volatility Score: Lower is better for predictability. It indicates how wildly the rate swings relative to its average.
  • Days Since Change: If this number is high (e.g., >90), the rate is very sticky. If low, it changed recently.

More Comparisons

Compare Climate First Bank's APY of 4.01% with other banks
Compare SoFi Bank's APY of 3.80% with other banks