Buying guides
Car keys resting on paperwork

Common car buying mistakes (and how to avoid them)

The traps that cause regret: budget mistakes, feature traps, subscriptions, and poor fit for lifestyle.

Direct answer

The biggest car buying mistakes are: buying for a deal instead of fit, ignoring total ownership costs, underestimating winter/charging friction (for EVs), and getting surprised by software/subscription lock-in. You avoid them by defining your use case first, then choosing drivetrain, then comparing 3–5 candidates on ownership reality.

1) Buying for the "deal," not the fit

A discounted car that doesn't match your daily routine becomes expensive in time and frustration.

2) Ignoring total cost of ownership

  • Insurance differences can be large between models.
  • Depreciation often dominates multi-year ownership cost.
  • Energy/fuel cost matters—but only relative to your mileage.

3) Over-trusting advertised range (EVs)

Real-world range varies with speed, terrain, temperature, and climate control. Winter can meaningfully reduce range and increase charging frequency.

4) Getting surprised by subscriptions and lock-in

Before buying, ask: "If I keep this car 8–10 years, will key features still work without a subscription?" Favor models where core comfort/safety functions are not paywalled.

5) Buying without a pre-commit checklist

Use the printable checklist to avoid last-minute emotions driving a permanent decision.

Printable checklist: Free Car Buying Decision Checklist (2026)

Sources