Indy Yellow Pearl is now available on the 2020 NSX. The original NSX offered a similar Spa Yellow starting in 1997.
Automatic high beams are now available, standard. So is an e-pretensioner, a system that utilizes frontal collision wearning and other sensors to predict when a crash is possible and tightens the seatbels electrically. When the danger passes, the belts go back to normal. A blind spot convex mirror at the edge of the driver's side mirror has been added as well as rain-sensitive wipers and power-folding side mirrors.
The recently (2019) refreshed RDX sees no changes for 2020.
Spare tire is no longer an available accessory.