Porsche 718 Cayman GT4 / Chevrolet Corvette C7 Grand Sport
Track-Proven Rivals: Porsche 718 Cayman GT4 vs Chevrolet Corvette C7 Grand Sport
The Porsche 718 Cayman GT4 and Chevrolet Corvette C7 Grand Sport represent two distinct approaches to performance, yet LapMeta's comprehensive data reveals remarkably close competition. With 717 head-to-head lap comparisons across 55 common tracks, these cars have been thoroughly tested against each other—and the results might surprise you. Average lap time difference: just 3.74 seconds, with battles as close as 0 seconds.
The Specifications
Porsche 718 Cayman GT4:
- Engine: 4.0L DOHC 24-valve flat-6
- Power: 414 hp / 429.79 lb-ft torque
- Weight: 3247 lbs (Power-to-weight: 7.84 lbs/hp)
- Drivetrain: RWD | 6spd Manual or 7 Speed PDK
- 0-60 mph: 3s
- Current Value: $125000
Chevrolet Corvette C7 Grand Sport:
- Engine: 6.2 L LT1 V8
- Power: 466 hp / 630.46 lb-ft torque
- Weight: 3464 lbs (Power-to-weight: 7.43 lbs/hp)
- Drivetrain: RWD | 7 Speed Manual
- 0-60 mph: 4s
- Current Value: $67000
Track Performance Analysis
Across 717 recorded laps on 55 different tracks, the data reveals:
- Porsche 718 Cayman GT4 faster: 323 times (45%)
- Chevrolet Corvette C7 Grand Sport faster: 393 times (54.8%)
- Average difference: 3.74 seconds
- Closest battle: 0 seconds
The 52 hp power difference and 217 pound weight gap create distinct performance characteristics. The Porsche 718 Cayman GT4's 7.84 lbs/hp power-to-weight ratio compares to the Chevrolet Corvette C7 Grand Sport's 7.43 lbs/hp, explaining much of the on-track dynamic.
The Economics
Current market values show a $58000 gap, with the Porsche 718 Cayman GT4 at $125000 and the Chevrolet Corvette C7 Grand Sport at $67000. This price difference—combined with the minimal lap time gap—makes the value proposition clear for budget-conscious track enthusiasts.
The Verdict
With only 3.74 seconds separating these cars on average, driver skill and setup matter far more than spec sheet numbers. The Porsche 718 Cayman GT4 wins 45% of battles, but the margins are close enough that track conditions, tire choice, and driver experience swing results regularly.
Choose the Porsche 718 Cayman GT4 if you value its engineering approach and are willing to pay the $58000 premium. Choose the Chevrolet Corvette C7 Grand Sport if near-identical performance at a different price point appeals to you. Both are proven track weapons with 55 tracks of data backing their capabilities.