These are just pre-release pics so we don’t know for sure which details will be changed. But just observable from these Mattel pics, here are some differences (click on pics to enlarge):

– No black paint on canopies
– More detailed (still plastic) bat-radar
– Opening hood and trunk
– See-through front grille (with barris embellishments)
– See-through back grille (maybe?)
– Grilles over headlights
– Black louvres http://improvehearingnaturally.com under-rear canopy area
– Bat-turn placards
– Full fire extinguisher (?)
– White borders on wheel bat-hubs (still wrong shape)
– Parachute pack placards
– License plate detail
– Red seat piping
– Turbine engine detailing
– Phone cable
– Compass detailing
– Steering wheel hub detailing
– Dashboard opened section
– Chrome detailing multiple places
– Door ball handles
– Trunk bat computer
– Amber antler lights (possibly light-up)
– Silver seatbacks
– Seatbelts w/bat buckles