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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's TD Signature Savings also needs a checking account.

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

Analysis by Aviel Fahl
Newest reading September 11, 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

Confirmed:

TD Bank's TD Signature Savings pays its top rate only if you also open a checking account with TD Bank, while Ally Bank's Savings Account stands alone.

Comparison of Ally Bank vs TD Bank savings accounts
Metric

Ally Bank

Savings Account

Sep 11, 2026

TD Bank

TD Signature Savings

Sep 11, 2026
APY3.00%0.01% - 2.50%
Earns in a year
$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 the highest rates

Comparison Analysis

Comparing Ally Bank vs. TD Bank

Newest reading:

Executive Summary

Ally Bank offers a competitive Savings Account and Money Market Account, both providing a high APY of 3.00%. These accounts are online-only, require no minimum deposit, and have no maintenance fees, making them accessible to a wide audience. In contrast, TD Bank's Signature Savings account offers a maximum APY of 2.50%, but this rate requires linking an eligible TD account and maintaining a minimum balance of $100,000. While TD Bank's account is not online-only and has a maintenance fee, it is limited to certain states. Overall, Ally Bank's offerings yield higher returns without the complexities of balance requirements.

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
  • 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

Tiered rates: 0.01% ($0.01 - $9,999.99), 0.05% ($10,000+)

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%
Observed: 9/11/2026
Stable over 90 days
2.50%
Range: 0.01% - 2.50%
Observed: 9/11/2026
Stable over 90 days
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 Branches1 (UT)1,051 (CT, DC, DE, FL, MA, MD, ME, NC (+8 more))
Direct Deposit Req.NoneNone
Checking BundleNo Yes
Mobile Apps
iOS4.7
Android4.4
iOS4.8
Android4.2
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.
Next Steps
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Compare Savings Rates Over Time

Historical Performance

Last 7 Months Analysis
MetricAlly Bank
Savings Account
Current APY
3.00%
Trend
Stable
Speed of change
-0.03
Days Since Change
100
7-Month High
3.20%
7-Month Low
3.00%
Changes per month
0.28
Steadiness
0.027
How to read these metrics(Click to expand)

Trends and speed

  • Trend: The general direction of the rate over the analyzed period. Useful for seeing whether a bank is raising its rate or letting it slip.
  • Speed of change: How fast the rate moves. A high positive number means they raise rates quickly. A reading of 0.10 is a tenth of a percentage point each month.
  • Changes per month: How often the rate moves. A high number means it changes constantly; a low number means it holds.

Risk & Range

  • High/Low: The absolute ceiling and floor of the rate during the 216-day window.
  • Steadiness: How far the rate swings around its average. A lower score means a steadier, more predictable rate.
  • Days Since Change: A high number, for example above 90, means the rate rarely moves. A low number means 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