The ID.BUZZ’s pre-crash front seatbelts will tighten automatically in the event the vehicle detects an impending crash, improving protection against injury significantly. The Ioniq 9 doesn’t offer pre-crash pretensioners.
Earlier warning of stopped traffic, traffic signals, dangerous road conditions, weather, or accidents, can keep driver's safer and prevent crashes. The ID.BUZZ has Car2X, a system that seamlessly communicates important warnings to the driver about impending danger, if they're available. The Ioniq 9 doesn’t offer a system that can receive automated systems
Both the ID.BUZZ and the Ioniq 9 have standard driver and passenger frontal airbags, front side-impact airbags, front seat center airbag, side-impact head airbags, front seatbelt pretensioners, height adjustable front shoulder belts, four-wheel antilock brakes, traction control, electronic stability systems to prevent skidding, crash mitigating brakes, daytime running lights, lane departure warning systems, blind spot warning systems, rearview cameras, rear cross-path warning and available around view monitors.

