Which is faster?

The Porsche Cayman S 987.2 is faster — 4.4s quicker on average across 5 shared tracks.

Specifications

Specifications	Porsche Cayman S 987.2 Cayman S 987.2	Porsche 997.1 Carrera S 997.1 Carrera S
Model Years	2009-2012	2005-2008
horsepower	320	355
torque (N_M)	371	400
weight (KG)	1,350	1,425
Power to Weight	0.24	0.25
Rank	#162	-
Tire	220 PILOT SPORT PS2 205/55/17 / 235/50/17	220 P-ZERO 235/35/19 / 295/30/19
engine Description	3.4L/320-hp/273-lb-ft DOHC	3.8-liter, naturally-aspirated, flat-six
gearbox	7-SPEED DUAL-CLUTCH AUTOMATIC	6-SPEED MANUAL
drive Type	RWD	RWD
wheelbase (MM)	2415	2350
width (MM)	1801	1808
length (MM)	4347	4427
height (MM)	1305	1316
0 - 60 MPH	5 SECs	4.4 SECs
top Speed (KPH)	277	299
price MSRP	$ 61,150	$ 77,800
Current Value	$ 50,000	$ 50,000
OVERALL VS AVERAGE LAP TIMES	-0.55s	+0.14s