In the early 20th century cars were still a luxury bought either by the extremely rich or those obsessed with technology. The 1914 Adler marked a turning point in the car world.Its advanced technical features plus a robust and dependable construction were a winning combination for customers looking for a practical and quick means of transportation rather than a sophisticated toy. The four-cylinder in-line engine with a block construction and a 1.3 liter displacement delivered a modest 13 horsepower. drive it! liberates an Adler from the museum for a day.