hey bro listein ....well panel doesn't really matters in sound out put.PIONEER,KENWOOD,SONY all have equal outputs of 50 Watts with MOSEFT AMP.My pal go with the FEATURES of the HEADUNIT.Head unit means the PANEL.well KENWOOD supports VCD,MP3,CD,WMA where as PIONEER headunit in same cost only supports CD.If u go higher in costs den u can get a PIONEER HEAD UNIT with these features.Secondly KENWOOD has a DVD CHANGER OPTION and and LCD RC CABLE,which means u dont need to buy extra shits for LCD.Now 3 months have been passed,its workin perfect and fy9. if u need any further information regarding anything and latest update abt car audio,email me or add me on ur MSN.Id is alisaaz@hotmail.com.Thankz