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Research

Everything we publish is built from the same source: failure reports filed with NHTSA — by vehicle owners and repair shops alike — weighted against how many of each vehicle were actually sold.

Vehicle Guides

Model-by-model reliability, scored year by year. Which model years to buy, and which to avoid.

Browse by make →

Reliability Report

In-depth analysis and comparisons drawn from the full dataset — segment rankings, head-to-heads and buying guides.

Read the reports →
A note on the numbers. We measure two separate things: Fix Frequency — how often a vehicle needs fixing — and Fix Severity — how costly those fixes are. Both are indexed against other vehicles in the same segment and model year, so a big seller is never penalised simply for selling well.