Which is faster?

The Porsche 991.1 GT3 is faster — 3.2s quicker on average across 4 shared tracks.

Specifications

Specifications	Porsche 991.1 GT3 991.1 GT3	Panoz GT-RA GT-RA
Model Years	2014-2016	1998-2010
horsepower	475	450
torque (N_M)	439	502
weight (KG)	1,430	1,250
Power to Weight	0.33	0.36
Rank	#36	-
Tire	180 PILOT SPORT CUP 2 245/35/20 / 305/30/20	1 SLICKS
engine Description	3.8 l DFI (Direct Fuel Injection) flat-six engine	Front-mounted V8 engine
gearbox	6MT	SEQUENTIAL RACING GEARBOX
drive Type	RWD	RWD
wheelbase (MM)	2456	2794
width (MM)	1852	1905
length (MM)	4545	2057
height (MM)	1269	1194
0 - 60 MPH	4 SECs	3 SECs
top Speed (KPH)	315	290
Current Value	$ 140,000	$ 35,000
OVERALL VS AVERAGE LAP TIMES	-7.3s	+3.26s