After all this testing, topping CR’s adult helmet scores is the Trek Starvos WaveCel, which aced almost every test but at the price of over $100. The Ozark Trail Adult Helmet is a more budget-friendly option, costing around $20. It earned perfect test scores for impact absorption and ease of use.

The experts also evaluate the helmets for ventilation, fit adjustments, ease of use, and other key features. In its latest round of testing, CR says the best bike helmet for adults is the Bontrager Starvos WaveCel, which got perfect scores for impact absorption, fit adjustment, and ease of use.

The list of recommended helmets is long: Giro Register MIPS, Kali Alchemy, Garneau Majestic, Bell Trace MIPS, Bontrager Circuit MIPS, Bell Stratus MIPS, Giant Rev Comp MIPS, Smith Convoy MIPS, Garneau Equipe, Giro Cinder MIPS, Giro Agilis MIPS, Livall Bling BH60, Coros LINX, Bell Super Air MIPS, Bontrager Specter WaveCel, Zefal Pro 24, Lazer Compact DLX MIPS, LEM Boulevard, Bontrager Charge WaveCel, Garneau Vitesse, Bontrager Tyro, Garneau Nino, POC Pocito Omne SPIN, and Uvex Quatro Junior.