The 2021 Buick Envision Avenir is part of Buick's luxury lineup, offering a blend of style, comfort, and technology. As part of the Avenir trim, it's the highest level of luxury and sophistication that Buick offers. The Envision Avenir typically features premium amenities, upscale materials, and advanced safety features. It's designed to compete with other luxury compact SUVs in its class, offering a smooth ride and a range of tech-savvy features aimed at enhancing the driving experience.