Alloy log tau muab faib ua cov log tsheb aluminium hlau log, cov log tsheb log ntawm magnesium alloy thiab carbon fiber muaj log sib xyaw.
Magnesium alloy yog tam sim no lub teeb pom kev coj los siv, nrog cov yam ntxwv zoo thiab lwm yam ntxwv, thiab tau siv dav hauv cov tsheb thiab cov khoom siv hluav taws xob.
Carbon fiber ntau lub log hub yog ib qho khoom siv log tshiab uas tau pib ua sai sai, thiab nws tseem tsis tshua muaj nyob rau hauv kev ua lag luam. Tab sis BMW tau sim nruab nws rau ntawm I8.