Tesla’s founder, Elon Musk, has been making noise on Twitter about an announcement regarding the company’s first vehicle – the Roadster – for more than a week and now he’s let the cat out of the bag: it can go nearly 400 miles on a charge.
The improved results are coming from a new prototype package the company calls Roadster 3.0. Those changes include an improved lithium ion battery that has 31% more energy, a retro-fitted aero kit to improve the vehicle’s coefficient of drag and low-resistance tires that are 20% better than their predecessors. Tesla officials declined to elaborate on pricing or availability. The Roadster originally had a range of about 245 miles on a charge.
“Combining all of these improvements we can achieve a predicted 40-50% improvement on range between the original Roadster and Roadster 3.0,” the company wrote in a blog post. “There is a set of speeds and driving conditions where we can confidently drive the Roadster 3.0 over 400 miles. (more…)