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Smart Lock Rollout ROI Calculator

Smart locks eliminate rekeying cost and enable self-guided tours.

Units

Lock cost / unit

Rekeys avoided / unit / yr

Rekey cost

Self-tour value / yr total

Install / unit

Payback months

Annual savings

$24,000

Total capex

$80,000

How the math works

Capex = units × (lock + install). Savings = rekey avoided × cost × units + self-tour value.

200 × $400 = $80k. 200 × 0.5 × $90 = $9k + $15k = $24k/yr. Payback 40 mo.

Editorial noteMaintained by EveryCalc - Reviewed June 2026

EveryCalc calculators are designed for fast, practical estimates with transparent inputs and no required account. We use plain formulas, visible assumptions, and related tools so visitors can check the result from more than one angle.

Results are informational only. For financial, tax, legal, medical, construction, or other high-impact decisions, verify the output against primary sources or a qualified professional.

Learn more about our review process on the EveryCalc methodology page.

How this calculator works

What this page estimates

This Smart Lock Rollout ROI Calculator is built to give a quick, browser-based estimate for smart lock rollout roi. Smart locks eliminate rekeying cost and enable self-guided tours. The inputs stay on the page during normal use, and the result should be treated as an estimate for planning, comparison, or education rather than professional advice.

Calculation approach

The calculator applies the standard relationship implied by the inputs, then formats the answer so it can be checked and reused. For finance tools, the most important step is using consistent units, rates, time periods, and assumptions before comparing the result with another calculator or outside quote.

Example workflow

For example, start with a realistic value you already know, change one input at a time, and watch how the answer moves. That makes it easier to tell whether the result is being driven by the main amount, the rate, the time period, or a unit conversion.

Practical checks

Use current, real-world numbers when the result affects money, health, tax, or legal decisions.
Run a low, base, and high case when the inputs are estimates.
Check the related calculators below when the next decision depends on a different assumption.

How to interpret the smart lock rollout roi result

Best use

Use the result as a planning number for comparing payments, rates, returns, tax reserves, or cash-flow choices before you request a quote or make a commitment.

Cross-check

Compare the answer with the contract, lender estimate, tax form, brokerage statement, payroll record, or invoice that will control the real-world outcome.

Watch for

Do not rely on a single optimistic rate, return, or fee assumption. Money pages work best when you run low, base, and high cases and keep professional advice separate from the estimate.

This page belongs to the Finance calculator library, so the answer should be read in the context of the decision you are modeling rather than as a universal rule.

Before relying on this smart lock rollout roi estimate

Most calculator mistakes come from the inputs, not the arithmetic. Use this short audit before you reuse the answer in a spreadsheet, quote, application, or important conversation.

Confirm source numbers

Match balances, rates, fees, taxes, income, and payment dates against the lender quote, payroll record, tax form, statement, invoice, or contract.

Separate cash flow from total cost

A lower monthly payment can still cost more over time if fees, interest, taxes, or a longer term are hidden in the structure.

Run conservative cases

Test at least one higher-cost or lower-return case before using the output for a purchase, refinance, investment, loan, or tax decision.

Rerun this page when the rate, price, term, fee, tax rule, income, expense, or expected holding period changes.

How to Use

Enter units.
Enter smart lock cost per unit.
Enter rekeys avoided per year per unit.
Enter rekey cost.
Enter self-guided tour savings.
Read annual savings and payback.

Frequently Asked Questions

Smart lock savings?

Rekeying cost eliminated: $50-150/unit per turnover. Average 40-60% turnover rate: $20-90/unit/year rekey savings. Lost key replacement: $35-75/incident. Self-guided tour capability: enables 20-40% more tour capacity without extra leasing agent hours. Vendor service calls reduced (maintenance access codes): $10-40/unit/year. Total savings: $40-150/unit/year.

Smart lock costs?

Hardware per unit: $200-450 (RemoteLock, Latch, Smartrent, Level, August). Install: $50-150/unit (existing hardware removal + install). Network/software: $5-20/unit/year ongoing. Batteries: $2-5/unit/year. Staff training: $500-2,000 one-time. Total rollout for 200-unit building: $50k-120k capex, $3-8k annual software.

Integration benefits?

Property management system integration (Entrata, RealPage, Yardi): automatic access provisioning at move-in, revocation at move-out. Maintenance access: time-limited codes for contractors. Virtual tour enablement (prospect self-tours with scheduled access). Emergency access (police/fire): central override. Package delivery (some buildings): driver-specific codes for specific units. Mobile app keyless entry for tenants.

Risks?

Battery failure: lock dies, tenant locked out. Backup: physical key (most smart locks retain bypass). Network/internet outage: lock reverts to local codes. Cybersecurity: smart lock vulnerability if not regularly updated. Tenant privacy: usage logs need data policy. Hardware lifespan: 5-8 years typical. Replacement capex cycle 8-10 years. ROI holds over multiple cycles.