Remote-controlled cars have a come a long way since the double-A-battery-powered, open-wheeled, plastic-chassis cars of the past. So far along, in fact, that today's high-quality cars don't do 50 mph, ...

The Traxxas XO-1 is an all-wheel-drive electric car with a claimed top speed of over 100 mph (161 km/h). Not impressed? Oh yeah, it's also only 27 inches (68.6 cm) long, and weighs 10.3 pounds (4.67 ...