Under the Hood
Both engines incorporate direct fuel injection and turbocharging. The xDrive35i uses a new 3.0-liter inline-six-cylinder with one turbocharger, while the xDrive50i uses a 4.4-liter V-8 with two. Power ratings are unchanged on the new six-cylinder, but BMW says it is more efficient. BMW says both engines promise minimal turbo lag and a flat torque curve that begins under 2,000 rpm.
300-horsepower, 3.0-liter six-cylinder with 300 pounds-feet of torque
(xDrive35i)
400-hp, 4.4-liter eight-cylinder with 450 pounds-feet of torque (xDrive50i)
New eight-speed automatic transmission
xDrive's Dynamic Performance Control doles out power from front to rear and side
to side, at least among the rear wheels
Differential electronically varies power proactively from a full 50/50 lock to
as much as 100 percent going to either wheel to enhance performance and safety
Adaptive Drive system electronically alters suspension's stiffness between
sport- and comfort-oriented settings to suit different driving conditions
See also:
Active front head restraints
In the event of a rear-end collision of sufficient
severity, the active head restraint reduces the
distance to the head.
Reduced protective function
▷ Do not use seat or head restraint c ...
Range
After the reserve range is
reached:
► A Check Control message is
displayed briefly.
► The remaining range is
shown on the onboard computer.
► When a dynamic driving style is ...
Exciting, elegant, innovative design
The drive-train layout, with a longitudinally mounted in-line engine at the
front and rear-wheel drive, is unique within the compact segment. This improves
the new BMW 1-Series' handling, and is a ...