The madness of literally building "invisible" into a car / MERCEDES-BENZ "THE INVISIBLE DRIVE"

The problem

Mercedes-Benz's F-CELL was powered by the world's first mass-producible hydrogen fuel cell technology, an innovative environmental technology that produces zero emissions. The goal of this campaign was to raise awareness of the F-CELL hydrogen fuel cell technology, let people experience that this technology is "transparent to the environment," and position Mercedes-Benz as an innovative brand. In an era when just saying "it's eco-friendly" doesn't turn anyone's head, how do you actually get the message across? That was the real challenge here.

The insight

The F-CELL hydrogen fuel cell technology has 0.0 emissions — in other words, it's transparent to the environment. The idea was: what if you showed the meaning of that phrase physically, not just as a metaphor? The judges noted that while the simple idea of "this car leaves no trace" was communicated through complex technology, the campaign leveraged the technology rather than being driven by it. There was a real logic to turning the USP of being "invisible to the environment" into an experience of being "invisible to the human eye."

The idea

The engineers attached a mat of LED lights to one side of the car and set up a video camera on the opposite side, sending footage to the LED side. As the car drove down the road, its side profile appeared transparent, and passersby were startled — then broke into smiles. Using specialized optical camouflage technology and a Canon 5D Mark II, they rendered an F-CELL prototype driving through the city of Hamburg nearly invisible when viewed from the driver's side. When the car was stopped, it flashed vivid colors and displayed the message "Transparent to the environment. F-Cell: 0.0 emissions" on the LED lights. It wasn't perfect — and that was part of the charm.

What happened

The video spread across the internet, picked up by many sites including Mashable, and racked up more than 9 million views on YouTube within a few months. It won the Grand Prix in the Outdoor category at Cannes and also took the Grand Prix plus two Gold awards (Outdoor and Promo & Activation) at Eurobest. Both Grand Prix wins were reportedly unanimous decisions by the judges. There are also records of real reactions from passersby, who were amazed by the visual effect, with many people gathering around the car just to see themselves appear on the LEDs.

Afterthought

It's not just "wow, impressive tech" — what really feels good is how crystal clear the reason for using that technology is. There's a kind of ruthless commitment to turning a metaphor into reality. And the nerve to actually drive that thing through city streets. It makes you realize that ads only truly stick in people's memory when they go this far, this hard. Even looking at this piece from 2012 now, it hasn't aged one bit. If anything, now is exactly the time to watch it.

Awards

• Cannes Lions Gold 2012
• Cannes Lions Grand Prix 2012

Featured in

• The Product Is Nowhere to Be SeenHow choosing not to show became the boldest statement of all

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