Wednesday, October 5, 2011

BMW unveils the 5-series hybrid

BMW unveils the 5-series hybrid:

BMW's new ActiveHybrid 5 is based on the 535i, but gets more power and better fuel economy.


The push is on for automakers to increase fuel economy and reduce CO2 emissions, two goals that go hand in hand. BMW meets this challenge with a new hybrid for its model lineup, the ActiveHybrid 5, joining the current ActiveHybrid 7.

BMW ActiveHybrid 5 preview (photos)

The ActiveHybrid 5 is based on the 5 Series, specifically the 535i. BMW added a hybrid system with a lithium ion battery pack to the car, increasing overall efficiency. This system, similar to that applied to the ActiveHybrid 7, is a full hybrid system, able to drive the car under only electric power for short distances at low speed. It lets the car creep under electric power in stop-and-go traffic and turn off its engine at stoplights.

In BMW style, the ActiveHybrid 5 doesn't compete with the 50-mpg Toyota Prius. BMW didn't bother to downsize the gasoline engine in the 535i, instead adding the hybrid system. The extra 360 pounds from the hybrid system have an impact on perfor... [Read more]

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