Most listings show the BMW M3 diecast models in 1:64 and 1:36 scales.
Many models list die-cast metal or general metal bodies; some listings specifically note ZAMAC as the body material.
Common features include opening hoods and doors, pull-back action, and detailed exterior and interior elements for display or play.
Adult-collector listings are often labeled '14 Years and Up' and noted as not intended for play. They typically emphasize die-cast bodies, rubber tires, alloy-style or higher-detail wheels, opening hoods, and detailed engine or interior features.
Listings mention die-cast metal bodies and specific finishes or materials such as vinyl coating and ZAMAC.