BMW has outlined a new door-handle technology that could let drivers unlock their vehicles with a fingerprint, potentially eliminating the need for a conventional key. A patent application filed in Germany in April 2025 and published this month describes a glass-covered MicroLED display integrated into a door handle, combining illuminated graphics, touch-sensitive controls and fingerprint recognition.

The technology is particularly interesting because it could be incorporated into BMW’s new Winglets, the controversial door handles introduced on the BMW X5 G65. Although the patent does not identify a specific production model, the existing design provides a potential starting point for the system.

What Would a BMW MicroLED Door Handle Display Show?

Rather than serving only as an illuminated handle, BMW’s proposed design would change its display according to the vehicle’s status and the driver’s actions. Different graphics could indicate whether the doors are locked or unlocked, while other options include the BMW logo and animated lighting effects.

Sensors would detect an approaching hand or physical touch, activating the display only when necessary. The screen would use a thin MicroLED film positioned behind transparent glass or plastic, allowing the technology to remain integrated into the vehicle’s exterior without protruding from the bodywork.

The lock-status indicator would provide the most practical benefit, giving drivers a visual confirmation of whether their vehicle is secured. Branding graphics and animated lighting would add another layer of visual customization.

How BMW’s Fingerprint Door Unlock System Would Work

Under the patent’s proposed design, a fingerprint sensor integrated into the door handle would identify an authorized user and electrically unlock the door. The system could also combine fingerprint verification with facial recognition through an interior camera to provide an additional layer of security.

The application also describes an additional control positioned above the conventional door-handle area that could function as an emergency release. However, the filing does not explain precisely how every component would operate in a production vehicle.

The proposed system would combine several functions within a single exterior component, including access control, illuminated graphics and touch-sensitive operation.

Could BMW’s X5 Winglets Get the Fingerprint Technology First?

Although the patent does not connect the technology to a particular model, the BMW X5 G65’s Winglets appear to be a potential candidate. These slim, gloss-black tabs sit in the B- and C-pillars along the beltline and allow drivers to operate the doors with a light touch.

The Winglets also lock the vehicle when a finger is held against them for about a second and illuminate at night. Their existing glossy, illuminated and touch-sensitive surfaces could provide a foundation for adding a MicroLED film and fingerprint reader.

The BMW X7 G67 is also scheduled to receive the same Winglets in 2027, potentially extending the door-handle design to another model.

China’s 2027 Door Handle Rules Present a Challenge

A regulatory requirement in China could influence how BMW develops future versions of the technology. Beginning January 1, 2027, China will require a mechanical release on every vehicle door handle except the tailgate.

BMW has already had to equip the long-wheelbase iX3 built for China with semi-enclosed handles to meet the requirement. The X5’s Winglets already include a mechanical fallback designed to prevent occupants from being locked out if a sensor fails.

Any future version incorporating a screen and fingerprint reader would also need to retain a mechanical release to meet the requirement.

BMW Fingerprint Unlock vs. Digital Key

The potential advantages of fingerprint access are less clear when compared with BMW’s existing keyless entry and Digital Key features, which already allow owners to approach their vehicles and open the doors without using a conventional key.

A fingerprint reader would offer one notable advantage: a fingertip does not run out of battery power. By comparison, a phone-based key can continue working for only about five hours after the phone’s battery dies, and only when the phone is tapped against the door handle.

The MicroLED display could provide a more immediate benefit by showing whether the doors are locked, while fingerprint recognition would introduce another way to authenticate drivers. For now, however, the patent describes a proposed technology rather than a confirmed production feature.

BMW’s patent combines a customizable illuminated door handle with fingerprint-based vehicle access. While the X5’s Winglets offer a possible platform for the technology, the filing does not confirm when or whether the system will reach a production vehicle.