Matrix tr FR on tower is $489, the ST-1 PRO is not on Tower hobbies. It is on A-main for They are both $429.
I would look at the 8ight-t it's only $459.99 -$25 coupon it's only $434.99!
http://www.amainhobbies.com/product_...oducts_id/9725
If you were comparing RTR to RTR no doubt get the ST-1 RTR.