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High-Yield Savings Account Comparison

Ally Bank vs. TD Bank

Ally Bank's Savings Account pays 3.00% APY while TD Bank's TD Signature Savings pays 2.50% APY.

Note: TD 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? Ally Bank pays $299 more than TD Bank annually ($300 vs $1).

Choose Ally Bank if getting the best rate matters most, you want a no-strings-attached account, or you want Zelle for quick transfers. Choose TD Bank if you value in-person banking.

Important Considerations

TD Bank requires a checking account to unlock its top savings rate, while Ally Bank offers its savings account standalone.

Comparison of Ally Bank vs TD Bank savings accounts
Metric

Ally Bank

Savings Account

Aug 21, 2026

TD Bank

TD Signature Savings

Aug 21, 2026
APY3.00%0.01% - 2.50%
Est. Earnings
$5,000+$150
$10,000+$300
$25,000+$750
$5,000+$1
$10,000+$1
$25,000+$3
Min Deposit
$0$0

Snapshot view. Rates subject to change.

Terms
-This is a tiered savings account where rates may vary on location and whether you're eligible for the Bump Rate. The stated APY is available when you link an eligible TD account and have a minimum balance of $100,000.
Features
FDIC InsuredNo MinimumsGreat iOS AppGreat Android AppZelle® SupportedDaily CompoundingRate Changes Often
FDIC InsuredHigh MinimumGreat iOS AppGreat Android AppIn-Person AccessChecking Bundle

Market Reality Check

Both of these institutions offer rates below the top 10 savings and money market accounts we track. Those institutions all pay at least 4.01% APY.

See Top Rates

Comparison Analysis

Comparing Ally Bank vs. TD 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 Ally Bank?

  • Higher potential APY (3.00% vs 2.50%) on all balances
  • No checking account or direct deposit required
  • Higher rated Android app (4.4 vs 4.1)
  • Fast transfers via Zelle® (up to $5,000 a day)

Why TD Bank?

  • Physical branch access (Multiple branches in CT, DE, FL, ME, MD, MA, NH, NJ, NY, NC, PA, RI, SC, VT, VA, DC)

Key Feature Differences

Better Returns at $10,000
Ally Bank

Ally Bank's Savings Account earns more on smaller deposits (approx. $300 vs $1/yr).

Better Returns at $25,000
Ally Bank

Ally Bank's Savings Account pulls ahead with larger amounts (approx. $750 vs $3/yr).

Shared Benefits

Both banks have options with $0 opening deposit Available Nationwide Available to New & Existing Customers
The Bottom Line on APY (Interest Only)

Over a 1-year period, Ally Bank's Savings Account pays $299 more interest on a $10,000 balance than TD Bank's TD Signature Savings.

*This calculation assumes current rates remain consistent for 1 year and does not include temporary bonuses.

TD BankAlly Bank
Verify At
Ally Bank

Non-sponsored link to official site

Verify At
TD Bank

Non-sponsored link to official site

Top Market Contenders

Capital One
3.50% APY
EverBank
3.90% APY
Barclays
3.65% APY

Ally Bank vs. TD Bank Savings Calculator

Calculations based on current APY for Savings Account and TD Signature Savings
$
$

You earn $295 more with Ally Bank than TD 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.

Ally Bank

Savings Account

3.00% APY

Savings Breakdown

  • Interest Earned
    +$300.00(2.9%)
  • Total Contributions
    $0
  • Initial Deposit
    $10,000

Projected Balance

$10,300.00

Effective APY
3.00%

TD Bank

TD Signature Savings

2.50% APY

Higher APY requires $100,000

ℹ️Tiered rates: 0.01% ($0.01 - $9,999.99) | 0.05% ($10,000 - $24,999.99) | 0.05% ($25,000 - $49,999.99) | 0.05% ($50,000 - $99,999.99) | 0.05% ($100,000 - $249,999.99) | 0.05% ($250,000 - $499,999.99) | 0.05% ($500,000 - $999,999.99) | 0.05% ($1,000,000+)

Savings Breakdown

  • Interest Earned
    +$5.00(0.0%)
  • Total Contributions
    $0
  • Initial Deposit
    $10,000

Projected Balance

$10,005.00

Effective APY
0.05%

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

FeatureAlly BankTD Bank
APY
3.00%
Verified: 8/21/2026
-
2.50%
Range: 0.01% - 2.50%
Verified: 8/21/2026
-
Product NameSavings AccountTD Signature Savings
Minimum Deposit$0$0
Min. Balance for APY$0$100,000
Monthly Fee$0$10. Waived under some circumstances.
Compound FrequencyDailyMonthly
In-Branch AccessNoYes
Account Type
Online Only
Online & Branches
Physical BranchesN/AMultiple branches in CT, DE, FL, ME, MD, MA, NH, NJ, NY, NC, PA, RI, SC, VT, VA, DC
Direct Deposit Req.NoneNone
Checking BundleNo Yes
Mobile Apps
iOS4.7
Android4.4
iOS4.8
Android4.1
FDIC or NCUA Insured
Zelle® Support
Available
Limit: $5,000/dayBenchmark for online Zelle; high limits.
Not Supported
BBB RatingA+Not Rated
Important Notes-This is a tiered savings account where rates may vary on location and whether you're eligible for the Bump Rate. The stated APY is available when you link an eligible TD account and have a minimum balance of $100,000.
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📈 Compare Savings Rates Over Time

Historical Performance

Last 6 Months Analysis
MetricAlly Bank
Savings Account
Current APY
3.00%
Trend
Stable
Velocity (bps/mo)
-3.4
Days Since Change
79
6-Month High
3.20%
6-Month Low
3.00%
Adjustments / Mo
0.31
Volatility Score
0.027
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 195-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 Ally Bank's APY of 3.00% with other banks
Compare TD Bank's APY of 2.50% with other banks