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Cars

Reddit-sourced calculators for car enthusiasts — total cost of ownership, lease buyout, Tesla package audit, and tire / fuel cost.

5 tools available

Car True Cost of Ownership

See the true monthly + per-mile cost of owning a car over its lifetime.

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Tesla Forced-Package Audit

See if Tesla's bundled 'lifetime' package actually saves you money.

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Used Car Depreciation Forecast

Project the future value of your car based on mileage and segment.

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EV Federal + State + Utility Credit Stack

Determine if a specific EV qualifies for stacked tax credits and incentives.

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Trade-in Value Negotiator

Compute the adjusted private-party and dealer value of your trade-in.

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