What is the Fastest INFINITI? [2025]

Imagine a car that blends adrenaline-pumping speed with the sophistication of a luxury sedan. The 2025 INFINITI Q50 Red Sport 400 does exactly that, offering an unparalleled driving experience that’s as thrilling as it is refined. With a twin-turbocharged V6 engine packing 400 horsepower, this machine rockets from 0 to 60 mph in just 4.5 seconds and reaches a top speed of 155 mph. It’s not just fast—it’s the pinnacle of performance in the INFINITI lineup.