Dual-clutch Transmission – BMW M DCT vs Porsche PDK – Video

Dual-clutch Transmission comparison – BMW M DCT vs Porsche PDK. Behavior of the dual-clutch transmissions in the M cars and the Porsche PDK cars.

2014 BMW M4 Specs:

BASE PRICE:$65,125

ENGINE TYPE:twin-turbocharged and intercooled DOHC 24-valve inline-6, aluminum block and head, direct fuel injection

DISPLACEMENT:182 cu in, 2979 cc
Power: 425 hp @ 7300 rpm
Torque: 406 lb-ft @ 1850 rpm

TRANSMISSIONS:6-speed manual, 7-speed automatic with manual shifting mode

DIMENSIONS:
Wheelbase: 110.7 in
Length: 184.5 in
Width: 73.6 in Height:54.4 in
Curb weight (C/D est):3600 lb

PERFORMANCE (C/DEST):
Zero to 60 mph: 4.0-4.2 sec
Zero to 100 mph: 8.7-8.9 sec
Standing ¼-mile: 12.2-12.4 sec
Top speed: 155 mph

FUEL ECONOMY (C/DEST):
EPA city/highway driving: 18-20/28-30 mpg

 

2013 Porsche 911 Carrera 4S PDK:

PRICE AS TESTED:$145,585 (base price: $106,580)

ENGINE TYPE:DOHC 24-valve flat-6, aluminum block and heads, direct fuel injection

DISPLACEMENT:232 cu in, 3800 cc
Power: 400 hp @ 7400 rpm
Torque: 325 lb-ft @ 5600 rpm

TRANSMISSION:7-speed dual-clutch automatic with manual shifting mode

DIMENSIONS:
Wheelbase: 96.5 in
Length: 176.8 in
Width: 72.9 in Height:51.0 in
Curb weight: 3486 lb

C/D TEST RESULTS:
Zero to 60 mph: 4.0 sec
Zero to 100 mph: 9.3 sec
Zero to 130 mph: 16.1 sec
Rolling start, 5-60 mph: 4.7 sec
Top gear, 30-50 mph: 2.9 sec
Top gear, 50-70 mph: 2.9 sec
Standing ¼-mile: 12.3 sec @ 115 mph
Top speed (drag limited, mfr�s est): 186 mph
Braking, 70-0 mph: 147 ft
Roadholding, 300-ft-dia skidpad*: 1.05 g

FUEL ECONOMY:
EPA city/highway driving: 19/26 mpg
C/D observed: 17 mpg
*Stability-control-inhibited.