Here are the changes I've noted in the facelift A217/C217 being revealed at IAA this week. Please let me know if you see any errors.
M178 4.0l Hot V twin-turbo twin-scroll engine with 612 DIN HP 900 Nm. Faster to 60: from 3.8 to 3.4. Cylinder deactivation with glide (Coupe only!).
9G MCT with race start and four Dynamic Select programs (Comfort, Sport, Sport+, and Individual) affecting engine, transmission, suspension, steering, ESP, and all-wheel drive.
4Matic+.
3-stage ESP.
Ride Control+ suspension with 3 settings.
Front axle kinematics have higher wheel camber, bigger stabiliser bar and more rigid subframe mount at the rear axle.
New Intelligent Drive system package with improved DISTRONIC Active Proximity Control, Route-based Speed Adaptation, Extended Restart, Active Steer Assist, Evasive Steering Assist, Remote Parking Assist, Active Lane Keeping Assist, Congestion Emergency Braking, Active Speed Limit Assist, Active Lane Change Assist, Automatic Speed Takeover, and Active Emergency Stop Assist. Pre-Safe Impulse Side, Pre-Safe Sound.
Exhaust flap button, infinitely variable flaps.
Track Pace vehicle data.
New bumpers and Panamericana grill.
Ultra Wide Beam headlights. OLED tail lights with animated light sequences. (OLED advantages include detectability from extreme viewing angle, largely no cooling, low DC voltage required, stepless dimmability, no shadows, uniform illumination, and less glare of the subsequent traffic, but concerns about longevity).
New steering wheel with touch control pads and Distronic controls.
Dual displays now contiguous with HD resolution. New display modes "Classic", "Sporty" and "Progressive". More AMG info (engine and transmission oil temperature, lateral and longitudinal acceleration, engine output and torque, boost pressure, tyre temperatures and pressures as well as the current vehicle set-up). NTG5*2 COMAND Online with 3D navigation with topographical map display, photo-realistic 3D buildings, and 3D map rotations.
CarPlay and Android Auto (wired).
Linguatronic voice control extended to 450 commands including vehicle functions (air conditioning, seat heating/ventilation, interior lighting, fragrancing/ionisation, seat massage, and HUD).
3 new trim lines (high-gloss brown burr walnut wood, satin-finish grey ash wood and flowing lines designo magnolia wood).
3 new upholstery lines (designo Exclusive nappa leather AMG Line Plus porcelain/tizian red, designo Exclusive nappa leather porcelain/tizian red and designo Exclusive nappa leather AMG Line Plus Bengal red/black).
ENERGIZING comfort control with six programs.
Wireless Qi smartphone charging up to 15.2cm.
64 interior lighting colors.
Analogue clock?