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Porsche 981 Cayman GT4 vs Ford Mustang Shelby GT350R S550
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Porsche 981 Cayman GT4 / Ford Mustang Shelby GT350R S550
Category
Porsche 981 Cayman GT4
Ford Mustang Shelby GT350R S550
MODEL YEARS
2016
2015-2020
HORSEPOWER
385
533
WEIGHT KG
1,383
1,661
POWER TO WEIGHT
0.28
0.32
TIRE
180 PILOT SPORT CUP 2
245/35/20 / 295/30/20
180 PILOT SPORT CUP 2
305/30/19 / 315/30/19
ENGINE DESCRIPTION
3.8 Flat 6
5.2L Ti-VCT V8 with Flat Plane Crank
DRIVE TYPE
RWD
RWD
WHEELBASE MM
2474
2720
WIDTH MM
1801
1915
LENGTH MM
4374
4788
HEIGHT MM
1295
1379
0 - 60 MPH
4 SECs
4 SECs
TOP SPEED KPH
295
290
PRICE (MSRP) USD
$ 85,000
$ 61,635
CURRENT VALUE
$ 94,000
$ 80,000
OVERALL VS AVERAGE LAP TIMES
-1.52s
-2s

Porsche 981 Cayman GT4 Lap Times vs Average

Treadwear/MOD LEVEL TW/MOD
Stock/Light
Medium
Heavy/Race
>200
+1.58s
+1.58s
-
141-200
-0.63s
-3.42s
-3.42s
100-140
-0.63s
-4.61s
-6.32s
0-99
-1.63s
-4.61s
-7.19s

Ford Mustang Shelby GT350R S550 Lap Times vs Average

Treadwear/MOD LEVEL TW/MOD
Stock/Light
Medium
Heavy/Race
>200
-2.25s
-2.25s
-
141-200
-2.25s
-2.25s
-
100-140
-
-4.05s
-
0-99
-
-4.05s
-12.47s

Lap Times:

Track Name
981 Cayman GT4
Mustang Shelby GT350R S550
Diff
Mod
Treadwear
Virginia International Raceway - VIR (Grand West Course)
2:54
2:51.8
+2.2
Stock
141-200
Barber Motorsports Park (CW)
1:38.41
1:36.8
+1.61
Medium
0-99
Sonoma Raceway (Long Pre 2024)
1:48.244
1:50.041
-1.79
Light
141-200
Road Atlanta (Current)
1:34.8
1:36.14
-1.34
Medium
0-99
Sebring (CW)
2:22
2:23.22
-1.22
Medium
0-99
Watkins Glen International (Full Circuit w/ Loop)
2:04
2:05.97
-1.97
Medium
0-99
Pittsburgh International Race Complex - PittRace (Full Course)
1:57
1:53.04
+3.96
Medium
0-99
Mid-Ohio Sports Car Course (Club Circuit)
1:38.1
1:37.9
+0.2
Medium
0-99
NCM Motorsports Park-National Corvette Museum (Full-CW)
2:12.8
2:19.775
-6.97
Stock
141-200
Virginia International Raceway - VIR (Full Course)
2:05.03
2:04.27
+0.76
Medium
0-99
Circuit de Nevers Magny-Cours (Club CW)
1:20.28
1:21.64
-1.36
Stock
141-200
ASC Vairano (Handling)
1:15.01
1:15.52
-0.51
Stock
141-200
Laguna Seca (Pre 2023)
1:37.43
1:36.11
+1.32
Stock
141-200
Additional Lap Times:
Track Name
981 Cayman GT4
Mustang Shelby GT350R S550
Diff
Mod
Treadwear
Thunderhill (East 3 Mile w/ Cyclone)
1:59.4
2:02
-2.6
Medium / Stock
200 / 180
Barber Motorsports Park (CW)
1:38.21
1:36.8
+1.41
Race / Medium
40 / 40
Sonoma Raceway (Long Pre 2024)
1:49.12
1:50.041
-0.92
Race / Light
40 / 200
Road Atlanta (Current)
1:38.18
1:36.14
+2.04
Light / Medium
200 / 40
Chuckwalla Valley Raceway (CW)
1:57.253
1:55.41
+1.84
Light / Medium
200 / 100
Daytona International Speedway (Road Course CCW)
2:04.58
2:02.25
+2.33
Light / Medium
200 / 40
Sebring (CW)
2:24.06
2:23.22
+0.84
Light / Medium
200 / 40
Utah Motorsports Campus (Outer Circuit)
2:03.38
2:04.8
-1.42
Race / Heavy
40 / 40
Watkins Glen International (Full Circuit w/ Loop)
2:05.4
2:05.97
-0.57
Light / Medium
180 / 40
Buttonwillow Raceway (13CW)
1:54.15
1:53.7
+0.45
Light / Medium
200 / 100
Mid-Ohio Sports Car Course (Pro Course)
1:34
1:33.1
+0.9
Heavy / Medium
180 / 220
Charlotte Motor Speedway (Roval)
1:29
1:26.5
+2.5
Stock / Race
180 / 40
Autobahn Country Club (South Circuit)
1:33.22
1:31.74
+1.48
Heavy / Medium
180 / 220
High Plains Raceway (Full)
1:58.62
1:59.98
-1.36
Medium / Stock
200 / 180
Auto Club Speedway (Road Course)
1:55.155
1:44.5
+10.65
Stock / Medium
180 / 100
Pittsburgh International Race Complex - PittRace (Full Course)
1:55.87
1:53.04
+2.83
Medium / Medium
180 / 40
Willow Springs Raceway (Big Willow)
1:34.37
1:27.5
+6.87
Light / Medium
300 / 100
Carolina Motorsports Park (Full)
1:43.1
1:43.9
-0.8
Medium / Medium
100 / 40
Mid-Ohio Sports Car Course (Club Circuit)
1:36.78
1:37.9
-1.12
Race / Medium
40 / 40
NCM Motorsports Park-National Corvette Museum (Full-CW)
2:12.8
2:15.52
-2.72
Stock / Medium
200 / 40
Virginia International Raceway - VIR (Full Course)
2:03.33
2:04
-0.67
Light / Medium
40 / 100
Willow Springs Raceway (Streets (Pre-Repave))
1:25.91
1:22.2
+3.71
Light / Light
300 / 180
Laguna Seca (Pre 2023)
1:35.6
1:36.11
-0.51
Medium / Stock
200 / 180

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