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Cash Sweep Rate Gap Calculator

See how much interest your brokerage sweep cash may be leaving behind compared with a high-yield cash option.

Quick answer: See how much interest brokerage sweep cash may be leaving behind compared with a better high-yield cash option. Enter Sweep cash balance, Current sweep APY, Better cash APY, and Tax rate to personalize the estimate. It returns Annual rate gap, Period opportunity, and After-tax opportunity so you can compare the impact before choosing a next step. Use it to compare cash flow, interest, liquidity, and next-account choices before moving money.

Annual Rate Gap

$1,453

Annual Rate Gap

$1,453

Sweep Interest

$88

Better Cash Interest

$1,540

Gap Over Selected Period

$1,453

Cash earnings over selected period

$1,540total

Current sweep$88

Extra available$1,453

Total$1,540

Sweep Interest: $88Better Cash Interest: $1,540Annual Rate Gap: $1,453Gap Over Selected Period: $1,453

After-Tax Opportunity

$1,017

Diagnostic

Your sweep cash may be leaving $1,453 per year on the table before taxes.

After tax and over your selected period, that is about $1,017 of usable opportunity.

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Share this result

On $35,000 in sweep cash, the gap between 0.25% and 4.40% APY is about $1,453 per year before tax.

What to do next

Compare better cash options

Your action plan

1
Compare the leading option against your current setup
See how much interest brokerage sweep cash may be leaving behind compared with a better high-yield cash option.
2
Compare the result against current market-rate options
Assumptions change the answer, especially when rates, taxes, or timing matter.
3
Save the result to Money Map or use the linked next action
Turn the result into a prioritized action instead of treating it as a one-off number.

Compare better cash options

This is an educational estimate, not tax, legal, investment, or lending advice. Confirm with a qualified professional or the provider before acting.

Calculator action path

Turn this result into a decision

Every SwitchWize calculator connects to a product comparison, rate context, guidance, alerts, and Money Map.

Rate authority hub

Compare

You could gain ~$1,453/yr — compare nowMove from calculation to current product options.

Rate Trend

Track savings ratesUse market context before you decide when to act.

Guide

Is High-Yield Checking the New Savings Account? What Changed inNeobanks are putting savings-level interest on checking accounts, sometimes higher. It blurs a line that used to be simple: checking for spending, savings for earning. Here is what high-yield checking really pays, its catches, and when it should replace your savings account.

Money Map

Map this $1,453/yr opportunitySave this opportunity and see how it fits your broader money plan.

Alert

Create a rate alertWatch the market instead of checking manually.

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Reviewed Aug 8, 2026 · Methodology

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Frequently Asked Questions

Everything you need to know.

What does the Cash Sweep Rate Gap Calculator show?

See how much interest your brokerage sweep cash may be leaving behind compared with a high-yield cash option.

How should I use the result?

Use the result as a planning and comparison aid. Review the assumptions, adjust your inputs, and compare the output with your actual options before acting.

What should I do after using this calculator?

Use the related links and next-action modules on the page to compare products, continue in Money Map, or review related guidance on SwitchWize.

Is the Cash Sweep Rate Gap Calculator free to use?

Yes. SwitchWize calculators are free, and you do not need an account to run scenarios or view the result.

Does using the Cash Sweep Rate Gap Calculator affect my credit score?

No. Using a calculator does not trigger a credit check. A credit impact can occur only if you apply directly with a lender, card issuer, or provider.

Are the results personalized financial advice?

No. Calculator outputs are educational estimates based on the inputs you enter. Review assumptions and confirm terms directly with providers before making a financial decision.

What should I do after seeing the result?

Use the recommendation module on this page to compare better cash options, or run Money Map to compare this banking & savings decision with your other opportunities.

How does SwitchWize choose related offers?

Related offers are matched by the calculator surface (savings) and ranked using SwitchWize data such as rate, fees, trust signals, product fit, and switching friction. Paid relationships do not change organic ranking order.

How fresh are the rates and offers shown?

Rate and offer data is reviewed on a recurring cadence and every offer module shows review context or links to the methodology and disclosure pages.

Where can I see the ranking methodology?

The SwitchWize methodology page explains how rate freshness, editorial review, affiliate disclosure, and category ranking factors work.

Can Money Map use this result?

Yes. Money Map is the broader diagnostic path: it compares savings, mortgage, cards, and debt so you can see whether this calculator result is your highest-impact next move.