BMW 640i Gran Coupe
![Description: BMW 640i Gran Coupe](http://sportstoday.us/image/032013/Compelling%20Couple-Lings_12.jpg)
BMW 640i Gran
Coupe
Steering is the sharpest and most accurate of the trio, with
decent feedback, too.
![Description: Steering is the sharpest and most accurate of the trio.](http://sportstoday.us/image/032013/Compelling%20Couple-Lings_13.jpg)
Steering is the
sharpest and most accurate of the trio.
Hi-fi has the most optimal sound reproduction, the most
logical controls and a large display, plus a standard USB port not specified
for the other two systems. Climate control has the most functional layout, but
"controlled climate” is the least effective.
![Description: "Controlled climate” is the least effective.](http://sportstoday.us/image/032013/Compelling%20Couple-Lings_14.jpg)
"Controlled
climate” is the least effective.
Dials look ordinary in this company, while the “spread out”
info display isn’t as easy to read as the centralized one in the CLS.
![Description: Dials look ordinary.](http://sportstoday.us/image/032013/Compelling%20Couple-Lings_15.jpg)
Dials look
ordinary.
Turbocharged 3-litre straight-six with 320bhp and 450Nm is
the most torquey motor of the lot, but suffers turbo lag at lower revs.
![Description: Turbocharged 3-litre straight-six suffers turbo lag at lower revs.](http://sportstoday.us/image/032013/Compelling%20Couple-Lings_16.jpg)
Turbocharged
3-litre straight-six suffers turbo lag at lower revs.
Eight-speed automatic has the most forward ratios and
executes even slicker gear-changes than the other two boxes.
![Description: Eight-speed automatic has the most forward ratios.](http://sportstoday.us/image/032013/Compelling%20Couple-Lings_17.jpg)
Eight-speed
automatic has the most forward ratios.
Most stylish and practical cockpit features illuminated door
sill plates and front seats with integrated seat belts, along with commodious
door bins for loose items.
![Description: Most stylish and practical cockpit](http://sportstoday.us/image/032013/Compelling%20Couple-Lings_18.jpg)
Most stylish and
practical cockpit
![Description: Gran Coupe's sheet-metal lines exude elegance.](http://sportstoday.us/image/032013/Compelling%20Couple-Lings_19.jpg)
Gran Coupe's
sheet-metal lines exude elegance.
Poorest payload of 460 litres, and boot lid, unlike the
others, isn’t electrically operated. But utility light is the brightest and
there’s a red reflector on the trunk’s inside edge for added safety in the
dark.
![Description: Poorest payload of 460 litres, and boot lid, unlike the others, isn’t electrically operated.](http://sportstoday.us/image/032013/Compelling%20Couple-Lings_20.jpg)
Poorest payload of
460 litres, and boot lid, unlike the others, isn’t electrically operated.
Back seat is narrower and footwells are more cramped than in
the CLS, but powered window shades let passengers travel “like a boss”.
![Description: Back seat is narrower and footwells are more cramped than in the CLS.](http://sportstoday.us/image/032013/Compelling%20Couple-Lings_21.jpg)
Back seat is
narrower and footwells are more cramped than in the CLS.