Reliance update his own jio sim product.wifi speed is exapandable in night2am to 5am speed in 3G net isslower then 4G his speed is good but in lyf mobile case and jio hosport case his wifi speed 6mbps per second in wifi hotspot is speed is good but in case of download in 3G hotspotits speed 1mbps to 3mbps but in 4G its speed outstanding