Originally published in the November issue of Robb Report as “V Is for Velocity”

Cadillac’s high-performance sedan sets new benchmarks for the brand.

The new CTS-V is the fastest and most powerful Cadillac ever. Equipped with a 640 hp supercharged V-8, the car clocks a zero-to-60-mph time of 3.7 seconds and reaches a top speed of 200 mph. It is only a tenth of a second slower than the 2014 Mercedes-Benz E63 AMG and much quicker than the BMW M5, which reaches 60 mph in 4.2 seconds. 

This is the th…