v8 benchmark v7 の total score のみ。 Nexus 4 (Android 4.2.2) Chrome 25 : 1823 Firefox 19 : 1227 Opera Mobile (12.10) : 534 Nexus 7 (Android 4.2.2) Chrome 25 : 1621 Firefox 19 : 1158 iPod touch 5th generation (iOS 6.1.2) Safari : 681 UIWeb…