The Genesis G90 II 3.5 T-GDi e-S/C V6 represents the second generation of Genesis’ flagship sedan, launched in 2022. Positioned as the top-tier trim level, this variant combines a potent twin-turbocharged and supercharged V6 engine with a mild-hybrid system and all-wheel drive. It builds upon the foundation of the original G90 (EQ900 in South Korea), aiming to compete directly with established luxury sedans from European and Japanese manufacturers in the North American market. The G90 II represents a significant step forward in Genesis’ brand evolution, emphasizing sophisticated design, advanced technology, and a refined driving experience.
Technical Specifications
| Brand | Genesis |
| Model | G90/EQ900 |
| Generation | G90 II |
| Type | 3.5 T-GDi e-S/C V6 (415 Hp) Mild Hybrid AWD Automatic 5 Seat |
| Start of production | 2022 |
| Powertrain Architecture | MHEV (Mild Hybrid Electric Vehicle) |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (urban) | 13.7-13.9 l/100 km (17.2 – 16.9 US mpg) |
| Fuel consumption (extra urban) | 9.7-9.9 l/100 km (24.2 – 23.8 US mpg) |
| Fuel consumption (combined) | 11.9-12 l/100 km (19.8 – 19.6 US mpg) |
| CO2 emissions | 203-206 g/km |
| Fuel Type | Petrol (Gasoline) |
| Weight-to-power ratio | 5.2 kg/Hp |
| Weight-to-torque ratio | 4 kg/Nm |
| Battery voltage | 48 V |
| Power | 415 Hp @ 5800 rpm |
| Torque | 549 Nm @ 1300-4500 rpm (404.92 lb.-ft. @ 1300-4500 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | Smartstream / G6DV |
| Engine displacement | 3470 cm3 (211.75 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | V-engine |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection |
| Engine aspiration | Turbocharging and Supercharger, Intercooler |
| Engine oil capacity | 7 l (7.4 US qt | 6.16 UK qt) |
| Coolant capacity | 10.96 l (11.58 US qt | 9.64 UK qt) |
| Kerb Weight | 2175 kg (4795.05 lbs.) |
| Fuel tank capacity | 73 l (19.28 US gal | 16.06 UK gal) |
| Length | 5275 mm (207.68 in.) |
| Width | 1930 mm (75.98 in.) |
| Height | 1490 mm (58.66 in.) |
| Wheelbase | 3180 mm (125.2 in.) |
| Front track | 1655 mm (65.16 in.) |
| Rear track | 1660 mm (65.35 in.) |
| Front overhang | 850 mm (33.46 in.) |
| Rear overhang | 1245 mm (49.02 in.) |
| Drivetrain Architecture | ICE and electric motor drive rear wheels, with on-demand front wheel drive |
| Drive wheel | All wheel drive (4×4) |
| Number of gears | 8 |
| Gearbox type | Automatic transmission |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
| Steering type | Steering rack and pinion |
| Power steering | Electric |
| Wheel rims size | 20; 21 |
Powertrain & Engine Architecture
At the heart of the G90 II 3.5 T-GDi lies the Smartstream G6DV engine, a 3.5-liter V6 that employs both a twin-scroll turbocharger and an electric supercharger. This combination is designed to eliminate turbo lag and provide instant power delivery across the rev range. Direct injection further enhances efficiency and performance. The engine produces 415 horsepower at 5800 rpm and a substantial 404.92 lb-ft of torque between 1300 and 4500 rpm. The “e-S/C” designation indicates the inclusion of the electric supercharger, which works in conjunction with the turbocharger to fill in torque gaps at lower engine speeds. The mild-hybrid system, operating on a 48V architecture, provides a small power boost and enables features like start-stop functionality for improved fuel economy. The engine is longitudinally mounted, driving power to all four wheels through an eight-speed automatic transmission.
Driving Characteristics
The 3.5 T-GDi powertrain delivers a remarkably smooth and refined driving experience. The combination of turbocharging, supercharging, and the mild-hybrid system results in virtually no noticeable turbo lag, providing strong acceleration from a standstill and effortless passing power. The eight-speed automatic transmission is well-tuned, offering seamless gear changes and contributing to the overall sense of composure. While not overtly sporty, the G90 II offers ample power for confident highway cruising and spirited driving. Compared to potential lower-trim options (if offered), this variant provides a significant performance advantage, making it ideal for drivers who prioritize power and responsiveness. The all-wheel-drive system provides enhanced traction and stability in various weather conditions.
Equipment & Trim Levels
The G90 II 3.5 T-GDi e-S/C V6, as the flagship trim, comes standard with a comprehensive suite of luxury features. These include premium Nappa leather upholstery, heated and ventilated front and rear seats with massage functions, a multi-zone climate control system, a Lexicon premium sound system, and a large infotainment touchscreen with navigation. Advanced driver-assistance systems (ADAS) are also standard, including adaptive cruise control, lane-keeping assist, blind-spot monitoring, and a surround-view monitor. Optional extras typically include a rear-seat entertainment system, a head-up display, and a variety of interior trim options.
Chassis & Braking
The G90 II utilizes a multi-link suspension system at all four corners, designed to provide a comfortable and controlled ride. The suspension is electronically controlled, adapting to road conditions and driving style. Ventilated disc brakes are fitted on all four wheels, providing ample stopping power. The steering is electrically assisted, offering precise and responsive handling. The chassis is engineered for rigidity, minimizing body roll and enhancing stability. Stabilizer bars are used front and rear to further improve handling characteristics.
Market Reception & Comparison
The Genesis G90 II has been generally well-received by automotive critics, praised for its luxurious interior, advanced technology, and refined driving experience. The 3.5 T-GDi variant, in particular, has been lauded for its powerful and smooth engine. Fuel economy, while not exceptional, is competitive within the luxury sedan segment. Compared to rivals like the BMW 7 Series, Mercedes-Benz S-Class, and Lexus LS, the G90 II offers a compelling value proposition, providing similar levels of luxury and technology at a lower price point. Reliability data is still emerging, but Genesis has demonstrated a commitment to quality and customer satisfaction.
Legacy
The G90 II 3.5 T-GDi e-S/C V6 represents a significant step forward for the Genesis brand, establishing it as a serious contender in the luxury sedan market. The Smartstream engine, with its innovative turbocharging and supercharging technology, showcases Genesis’ engineering prowess. While long-term reliability remains to be fully assessed, the G90 II is expected to hold its value well and become a desirable used car option in the future. The combination of performance, luxury, and technology positions this variant as a benchmark for future Genesis models.
