No. 3M 8508 is a 2.3mil 4yr overlaminate, Oraguard 290 is a 2.0mil 8yr. The 3M 8508 is meant for windows and walls, the Oraguard is meant for all uses including vehicle wraps. Price is very different. If you want a comparable 3M, try 8518 - it is a 8yr 2.0mil, though it costs more than the...