We are a nonprofit scientific and educational organization dedicated to making roads and vehicles safer for everyone.

Latest news

Fast improvements in front crash prevention

Twenty-two of the latest 30 vehicles evaluated earn a good or acceptable rating in the new front crash prevention test, which requires systems to be able to prevent or substantially mitigate crashes at higher speeds. 

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Award winners

Browse the vehicles that perform best in our evaluations

TOP SAFETY PICK and TOP SAFETY PICK+ awards
Getting smarter about brain injuries
Insight by Becky Mueller

Getting smarter about brain injuries

A new crash test metric is helping us assess the risk posed by head-whipping motions during collisions.

Extra large doesn’t mean extra safe

Extra large doesn’t mean extra safe

The safety benefits of larger vehicles top out quickly once curb weights exceed the fleet average, a new IIHS study shows.

Bright, not blinding

Bright, not blinding

Our ratings reward vehicles with headlights that provide good visibility for their drivers without producing glare that impedes visibility for others on the road.

Key issues in road safety

Advanced driver assistance

Front crash prevention, partial automation, limitations of crash prevention technologies

Alcohol and drugs

Alcohol and crash risk, laws, marijuana enforcement

Distracted driving

Cellphone use and crash risk, device laws, technologies to combat distraction

Large trucks

Trucking regulations, fatigue, braking systems, underride

Motorcycles

Helmet laws, ABS, motorcycle types

Pedestrians and bicyclists

Vehicle designs, intersections, crash avoidance technologies, daylight savings time

Red light running

Effectiveness of cameras, signal timing, communities using red light safety cameras

Seat belts

Why belts matter, state laws, reminders and interlocks

Speed

Dangers of speed, by the numbers, traffic calming, intelligent speed assistance

See all our research areas