// OPTIMUSK TOOLS

Free Tesla Tools & Calculators

Practical tools for Tesla owners, buyers, and investors. We build these because the alternatives are either paywalled, outdated, or missing half the features you actually need.

// Quiz — 90 Seconds
Will Optimus Replace You?
8 questions about how you actually work — not your job title. Get your Physical Optimus (robot) risk and Digital Optimus (AI) risk. Takes 90 seconds. Result ready to share on Reddit or X.
8 Questions Physical Risk Digital AI Risk Shareable Result
Take the Quiz →
// Automation Risk
Will (Digital) Optimus Replace My Job?
Enter your profession and get a dual risk score: Physical Optimus (humanoid robot) vs Digital Optimus (AI). Covers 60+ careers with task-by-task breakdown, timeline projection, and what skills stay human.
60+ Careers Physical Risk Digital AI Risk Timeline Task Breakdown
Check My Job →
// Finance Calculator
Tesla Lease Calculator
Estimate your monthly Tesla lease payment for Model Y, 3, X, or S — with auto-filled residual presets. Then go further: compare lease vs. buy, estimate early termination cost, convert Money Factor to APR, and calculate novated lease tax savings (AU) or PCP payments (UK).
Model Y · 3 · X · S Buy vs Lease Early Exit MF↔APR Novated AU PCP UK Share Link
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// Loan Calculator
Tesla Loan & Financing Calculator
Calculate your exact Tesla monthly payment with sales tax, doc fees, down payment, trade-in, and the $7,500 EV credit pre-applied. Includes a full amortization schedule, affordability check vs. your income, APR comparison across 8 lenders, and a down payment optimizer that shows total interest at every level.
All Models $7,500 EV Credit APR Compare Amortization Table Affordability Check Down Payment Optimizer
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// Road Trip Tool
Tesla Trip Cost Calculator
Plan any US Tesla road trip: add multiple legs, pick your model, split between Supercharger and home charging, compare vs gas car / rental / flight, split cost per person, and see CO₂ saved.
Multi-Leg Trips 6 Model Presets Supercharger vs Home Compare vs Gas Cost Per Person CO₂ Savings Season Adjust
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// Home Energy Tool
Tesla Powerwall Calculator
Find out whether Powerwall pays off for your home: TOU rate arbitrage savings, 30% ITC payback, net metering value, backup hours by appliance, and how many units you need.
TOU Arbitrage 30% ITC Net Metering Backup Duration Units Advisor 10-Year Model State Presets
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// Resale Value Tool
Tesla Depreciation Calculator
See year-by-year resale value for Model Y, 3, X, S & Cybertruck. Mileage penalty, color & condition adjustments, best time to sell, true cost of ownership, and Tesla vs BMW / Audi / Mercedes value comparison.
8 Model Presets Year-by-Year Table Mileage Penalty Best Time to Sell True Cost of Ownership vs BMW / Audi EV Credit Impact
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// Insurance Tool
Tesla Insurance Calculator
Estimate your Tesla car insurance cost by model, US state, age, coverage level, and driving record. Compare Tesla Insurance vs. Geico, State Farm, Progressive side-by-side. Simulate how your Safety Score changes your monthly rate — a feature no other free tool offers.
All 50 States Safety Score Sim Carrier Compare Discount Calc
// Trade-In Tool
Tesla Trade-In Calculator
Find out what your Tesla is worth right now. Get trade-in, private party, and Tesla Direct sale estimates with FSD transfer value, mileage & condition adjustments, and a state-by-state sales tax saving calculator — features no generic tool offers.
All Models FSD Value 3-Way Compare Tax Savings Sell Timing Signal All 50 States
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// Savings Calculator
Tesla Gas Savings Calculator
See exactly how much you save vs your gas car: annual fuel savings, 10-year projection with gas price inflation, break-even timeline with EV tax credit, cost per mile comparison, maintenance savings, and CO₂ reduced.
6 Model Presets 10-Year Projection Break-Even Year Gas Escalation ¢ per Mile CO₂ Saved EV Credit Impact
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// Range Tool
Tesla Range Calculator
Instantly convert battery % to miles (and back). Real-world range adjusted for speed, temperature, AC/heat, and elevation. "Can I Make It?" trip checker, charging time estimator, and all-model comparison at your conditions.
% ↔ Miles Converter 8 Model Presets Temp & Speed Adjust Can I Make It? Charging Time All Models Compare
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// Battery Tool
Tesla Battery Degradation Calculator
Instant battery health score from your observed vs EPA range. kWh remaining, year-by-year projection to the 70% warranty threshold, fleet average comparison, and a clear Buy/Caution/Pass rating for used Tesla buyers. No VIN required.
Health Score kWh Retained Warranty Check Year Projection Fleet Compare Buy/Pass Rating No VIN Needed
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// Investment Tool
Tesla Stock Calculator
What would your Tesla investment be worth today? Pick any date or famous TSLA milestone, compare vs S&P 500 / NASDAQ / Bitcoin, model dollar-cost averaging, calculate capital gains tax, find your break-even price, and project returns at any target price.
Historic Presets DCA Mode vs S&P 500 vs Bitcoin Tax Calculator Break-Even Target Price
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// Home Solar Tool
Tesla Solar Roof Cost Calculator
Instant Tesla Solar Roof estimate — no address needed. Includes 30% federal tax credit, state incentives, Solar Roof vs solar panels comparison, 25-year savings projection, net metering impact, and optional Powerwall add-on cost.
Instant Estimate 30% ITC State Incentives Roof vs Panels 25-Year Table NEM 3.0 Powerwall Add-on
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// Top Tool · 2,260 searches/mo
Tesla Charging Cost Calculator
Instantly see cost & time to charge from any % to any %. Compare home L1/L2 vs Supercharger V2/V3/V4 side-by-side. Includes TOU peak/off-peak rates, annual cost projection, cost per mile, temperature factor, and a personalized Home vs Supercharger decision tool.
Cost + Time Quick Calc Widget V2/V3/V4 SC TOU Rates Annual Projection Home vs SC? 8 Models
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// ROI Tool Coming Soon
Tesla Optimus ROI Calculator
Calculate the return on investment for enterprise Optimus deployment vs. human labor. Payback period, break-even analysis, TCO by industry.
Payback Period Break-Even By Industry
// EV Finance Coming Soon
Tesla Total Cost of Ownership
5-year TCO: Tesla vs. ICE equivalent. Electricity vs. gas, insurance delta, maintenance savings, depreciation, and applicable tax credits.
5-Year TCO Gas vs Electric Tax Credits
// Charging Coming Soon
Supercharger Cost Calculator
Compare home charging vs. Supercharger costs by US state or country. Annual electricity spend based on your driving habits and local rates.
Home vs Supercharger By State/Country Annual Cost