The Porsche Cayenne III Coupe GT-Paket Turbo 4.0 V8 (739 Hp) E-Hybrid Tiptronic S, introduced in August 2023 as part of the facelift for the third-generation Cayenne, represents the pinnacle of performance and efficiency within the Cayenne Coupe range. This plug-in hybrid electric vehicle (PHEV) combines a potent 4.0-liter twin-turbocharged V8 engine with an electric motor, delivering a combined output of 739 horsepower and 950 Nm (700.68 lb-ft) of torque. Positioned as the flagship variant, it caters to buyers seeking uncompromising performance, luxurious appointments, and the benefits of electrified driving. The model is built on the MLB Evo platform, shared with other Volkswagen Group SUVs, and is primarily targeted at the North American and Asian markets where demand for high-performance luxury SUVs is strong.
Technical Specifications
| Brand | Porsche |
| Model | Cayenne |
| Generation | Cayenne III (facelift 2023) Coupe |
| Type (Engine) | GT-Paket Turbo 4.0 V8 (739 Hp) E-Hybrid Tiptronic S |
| Start of production | August, 2023 |
| Powertrain Architecture | PHEV (Plug-in Hybrid Electric Vehicle) |
| Body type | Coupe, SUV |
| Seats | 4 |
| Doors | 5 |
| Combined fuel consumption (WLTP) | 1.8-1.9 l/100 km (130.7 – 123.8 US mpg, 156.9 – 148.7 UK mpg, 55.6 – 52.6 km/l) |
| CO2 emissions (WLTP) | 40-43 g/km |
| Fuel Type | Petrol / electricity |
| Acceleration 0 – 100 km/h | 3.6 sec |
| Acceleration 0 – 62 mph | 3.6 sec |
| Acceleration 0 – 60 mph | 3.4 sec |
| Acceleration 0 – 200 km/h | 11.9 sec |
| Maximum speed | 305 km/h (189.52 mph) |
| Emission standard | Euro 6d-ISC-FCM |
| Weight-to-power ratio | 3.4 kg/Hp, 296.2 Hp/tonne |
| Weight-to-torque ratio | 2.6 kg/Nm, 380.8 Nm/tonne |
| Battery technology | Lithium-ion (Li-Ion) |
| Battery location | Under the trunk |
| All-electric range (WLTP) | 71-72 km (44.12 – 44.74 mi) |
| Average Energy consumption (WLTP) | 30.2-31.1 kWh/100 km (48.6 – 50.05 kWh/100 mi, 69 – 67 MPGe, 3.3 – 3.2 km/kWh, 2.1 – 2 mi/kWh) |
| Electric motor power | 176 Hp |
| Electric motor Torque | 460 Nm (339.28 lb.-ft.) |
| Electric motor location | Between the combustion engine and the transmission |
| System power | 739 Hp |
| System torque | 950 Nm (700.68 lb.-ft.) |
| Power | 599 Hp @ 6000 rpm |
| Torque | 800 Nm @ 2400-4500 rpm (590.05 lb.-ft. @ 2400-4500 rpm) |
| Maximum engine speed | 6800 rpm |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | EA825 |
| Engine displacement | 3996 cm3 (243.85 cu. in.) |
| Number of cylinders | 8 |
| Engine configuration | V-engine |
| Cylinder Bore | 86 mm (3.39 in.) |
| Piston Stroke | 86 mm (3.39 in.) |
| Fuel injection system | Direct injection |
| Engine aspiration | BiTurbo, Intercooler |
| Kerb Weight | 2495 kg (5500.53 lbs.) |
| Max. weight | 2935 kg (6470.57 lbs.) |
| Max load | 440 kg (970.03 lbs.) |
| Trunk (boot) space – minimum | 404 l (14.27 cu. ft.) |
| Trunk (boot) space – maximum | 1344 l (47.46 cu. ft.) |
| Fuel tank capacity | 70 l (18.49 US gal | 15.4 UK gal) |
| Max. roof load | 75 kg (165.35 lbs.) |
| Length | 4930 mm (194.09 in.) |
| Width | 1995 mm (78.54 in.) |
| Width including mirrors | 2194 mm (86.38 in.) |
| Height | 1652 mm (65.04 in.) |
| Wheelbase | 2895 mm (113.98 in.) |
| Ride height (ground clearance) | 186-231 mm (7.32 – 9.09 in.) |
| Minimum turning circle | 12.1 m (39.7 ft.) |
| Gears/Gearbox | 8 gears, automatic transmission Tiptronic S |
Powertrain & Engine Architecture
At the heart of the Cayenne Turbo S E-Hybrid lies the EA825 4.0-liter twin-turbocharged V8 engine. This engine utilizes direct fuel injection and variable valve timing to optimize performance and efficiency. The addition of two turbochargers provides significant boost, resulting in 599 horsepower at 6000 rpm and 800 Nm (590 lb-ft) of torque between 2400 and 4500 rpm. Integrated with the V8 is a 176 hp electric motor, powered by a lithium-ion battery pack located under the trunk floor. The electric motor delivers an additional 460 Nm (339 lb-ft) of torque. The combined system output of 739 hp and 950 Nm (700.68 lb-ft) is channeled through Porsche’s eight-speed Tiptronic S automatic transmission. This transmission is specifically tuned for quick and smooth shifts, and features a launch control function for optimal acceleration. The powertrain operates in several modes, including E-Power (all-electric), Hybrid Auto, Hybrid Sport, and Sport Plus, allowing the driver to prioritize efficiency or performance.
Driving Characteristics
The Cayenne Turbo S E-Hybrid delivers exhilarating performance. The instant torque from the electric motor complements the V8’s power, resulting in a 0-60 mph time of just 3.4 seconds. The Tiptronic S transmission provides seamless gear changes, and the all-wheel-drive system ensures excellent traction in all conditions. While the added weight of the battery pack and electric motor (2,495 kg / 5,500.53 lbs) does slightly impact agility compared to lighter Cayenne models, the advanced suspension system – often equipped with optional air suspension – mitigates this effect. In electric mode, the Cayenne offers a quiet and refined driving experience, with a range of up to 71-72 km (44.12 – 44.74 mi). The hybrid modes provide a balance between performance and efficiency, allowing the vehicle to adapt to different driving situations.
Equipment & Trim Levels
The GT-Paket trim level signifies a focus on performance and sporty aesthetics. Standard features include a sport exhaust system, Porsche Dynamic Chassis Control (PDCC), and a lowered suspension. The interior is typically appointed with premium leather upholstery, sport seats, and carbon fiber trim. Optional extras include adaptive air suspension, rear-axle steering, and a panoramic sunroof. Infotainment is provided by Porsche Communication Management (PCM) with a large touchscreen display, offering navigation, Apple CarPlay, and Android Auto compatibility. A comprehensive suite of driver-assistance systems, including adaptive cruise control, lane keep assist, and automatic emergency braking, is also available.
Chassis & Braking
The Cayenne Coupe features an independent multi-link suspension at both the front and rear. Air suspension is often equipped, providing adjustable ride height and damping characteristics. The braking system consists of ventilated discs on all four wheels, providing ample stopping power. Porsche Surface Coated Brake (PSCB) with tungsten carbide coating is available as an option, offering improved fade resistance and reduced brake dust. The steering is a power-assisted rack and pinion system, providing precise and responsive handling. The Cayenne Turbo S E-Hybrid is equipped with 22-inch wheels, typically fitted with 285/40 ZR22Y front and 315/35 ZR22Y rear tires.
Market Reception & Comparison
The Cayenne Turbo S E-Hybrid has been well-received by automotive critics, praised for its exceptional performance, luxurious interior, and impressive fuel efficiency. Compared to the standard Cayenne Turbo, the E-Hybrid offers significantly improved fuel economy and the ability to drive in all-electric mode. However, it comes at a higher price point. Compared to the Cayenne E-Hybrid, the Turbo S E-Hybrid delivers substantially more power and performance. Reliability has generally been good, although the complexity of the hybrid system may require specialized maintenance.
Legacy
The Cayenne Turbo S E-Hybrid represents a significant step forward in Porsche’s electrification strategy. The EA825 engine, while complex, has proven to be relatively robust when properly maintained. The hybrid powertrain, while sophisticated, is expected to require periodic battery replacement, which can be a significant expense. On the used car market, these models hold their value well due to their performance and exclusivity. As technology advances, the Cayenne Turbo S E-Hybrid will be remembered as a pivotal model in Porsche’s transition to a more sustainable future.
