Equipped as such, BMW claims the 340i can rocket from zero to 60 mph in just 4.6 seconds. As fast as that number is, it doesn’t really do the car justice as to how quickly the 340i can build speed.
The 340i replaces the 335i in the 3-series line-up, and uncharacteristically for a BMW, it isn’t adorned ... to wait momentarily for momentum to build before there’s a reaction.