Infiniti proves they can successfully stay in the luxury space and still flex some muscle in the large SUV space with the new 2026 Infiniti QX80 Sport. For 2026, QX80 introduces its first-ever SPORT grade—an evolution of INFINITI’s Artistry in Motion design philosophy. For 2026, QX80 introduces its first-ever SPORT grade—an evolution of INFINITI’s Artistry in Motion design philosophy. For 2026, QX80 introduces its first-ever SPORT grade—an evolution of INFINITI’s Artistry in Motion design philosophy. For 2026, QX80 introduces its first-ever SPORT grade—an evolution of INFINITI’s Artistry in Motion design philosophy.