The Kia K9 II (facelift, introduced in May 2021) 3.3 T-GDI V6 AWD Automatic represents Kia’s continued ambition in the luxury sedan segment. This iteration of the K9, positioned as a flagship model, aimed to provide a compelling alternative to established European and Japanese competitors. The facelift brought styling revisions and refinements to the already well-appointed K9 II, further enhancing its appeal in markets where large, comfortable sedans remain popular. This specific variant, equipped with the twin-turbocharged 3.3-liter V6 engine and all-wheel drive, occupied the mid-to-upper range of the K9 lineup, offering a balance of performance, luxury, and technology.
Technical Specifications
| Brand | Kia |
| Model | K9 |
| Generation | K9 II (facelift 2021) |
| Type (Engine) | 3.3 T-GDI V6 (370 Hp) AWD Automatic |
| Start of production | May, 2021 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (urban) | 14.3-14.7 l/100 km (16.4 – 16 US mpg, 19.8 – 19.2 UK mpg, 7 – 6.8 km/l) |
| Fuel consumption (extra urban) | 9.9-10 l/100 km (23.8 – 23.5 US mpg, 28.5 – 28.2 UK mpg, 10.1 – 10 km/l) |
| Fuel consumption (combined) | 12.3-12.5 l/100 km (19.1 – 18.8 US mpg, 23 – 22.6 UK mpg, 8.1 – 8 km/l) |
| CO2 emissions | 213-216 g/km |
| Fuel Type | Petrol (Gasoline) |
| Weight-to-power ratio | 5.6 kg/Hp, 178.3 Hp/tonne |
| Weight-to-torque ratio | 4.1 kg/Nm, 245.8 Nm/tonne |
| Power | 370 Hp @ 6000 rpm |
| Power per litre | 110.7 Hp/l |
| Torque | 510 Nm @ 1300-4500 rpm (376.16 lb.-ft. @ 1300-4500 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | Lambda II / G6DP |
| Engine displacement | 3342 cm3 (203.94 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | V-engine |
| Fuel injection system | Direct injection |
| Engine aspiration | Turbocharger, Intercooler |
| Engine systems | Start & Stop System |
| Kerb Weight | 2075 kg (4574.59 lbs.) |
| Fuel tank capacity | 77 l (20.34 US gal | 16.94 UK gal) |
| Length | 5140 mm (202.36 in.) |
| Width | 1915 mm (75.39 in.) |
| Height | 1490 mm (58.66 in.) |
| Wheelbase | 3105 mm (122.24 in.) |
| Front track | 1629-1639 mm (64.13 – 64.53 in.) |
| Rear track | 1639-1659 mm (64.53 – 65.31 in.) |
| Drivetrain Architecture | All wheel drive (4×4). ICE drives rear wheels, front wheels engaged via clutch. |
| Number of gears | 8 |
| Gearbox type | Automatic transmission |
| Front suspension | Independent multi-link suspension |
| Rear suspension | Independent multi-link suspension |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Tires size | Front: 245/45 R19, Rear: 275/40 R19 |
Powertrain & Engine Architecture
At the heart of the K9 II 3.3 T-GDI AWD lies the Lambda II 3.3-liter V6 engine, designated with the code G6DP. This engine utilizes direct injection and twin-turbocharging to deliver a substantial 370 horsepower and 510 Nm (376 lb-ft) of torque. The twin-scroll turbochargers are designed to minimize turbo lag and provide a broad, flat torque curve, peaking from 1300 to 4500 rpm. The engine also incorporates a Start & Stop system for improved fuel efficiency in city driving. The eight-speed automatic transmission, sourced from ZF, is a crucial component of this powertrain. It’s known for its smooth and quick shifts, contributing to both performance and refinement. The all-wheel-drive system operates with a rear-wheel-drive bias, enhancing driving dynamics while providing added stability in adverse weather conditions. The system engages the front wheels as needed via an electronically controlled multi-plate clutch.
Driving Characteristics
The 3.3 T-GDI V6 AWD configuration delivers a confident and composed driving experience. The readily available torque from the twin-turbocharged engine provides strong acceleration in most situations. While not a sports sedan, the K9 II offers ample power for highway passing and merging. The eight-speed automatic transmission is well-tuned, providing seamless gear changes and contributing to a relaxed cruising experience. Compared to the base 3.8-liter naturally aspirated V6, the 3.3 T-GDI offers significantly more performance. It also provides a more responsive feel than the available diesel options in some markets. The all-wheel-drive system enhances traction and stability, particularly in inclement weather, making it a more sure-footed vehicle than rear-wheel-drive variants.
Equipment & Trim Levels
The K9 II 3.3 T-GDI AWD typically came well-equipped with standard features including leather upholstery, heated and ventilated front seats, a premium audio system, a large infotainment touchscreen with navigation, and a suite of advanced driver-assistance systems (ADAS). These systems often included adaptive cruise control, lane-keeping assist, blind-spot monitoring, and automatic emergency braking. Optional extras could include a rear-seat entertainment system, a panoramic sunroof, and upgraded interior trim materials. The interior design focused on providing a luxurious and comfortable environment, with attention paid to sound insulation and ride quality.
Chassis & Braking
The K9 II utilizes an independent multi-link suspension setup for both the front and rear axles, designed to provide a comfortable ride and good handling characteristics. The suspension is tuned to prioritize comfort, but still offers reasonable control in corners. Ventilated disc brakes are used on all four wheels, providing ample stopping power. The inclusion of ABS (Anti-lock Braking System) and other electronic stability control systems further enhances safety. Stabilizer bars are fitted to both the front and rear suspension to reduce body roll during cornering.
Market Reception & Comparison
The Kia K9 II, including the 3.3 T-GDI AWD variant, received generally positive reviews for its luxurious interior, comfortable ride, and generous features list. Critics often noted that it offered a compelling value proposition compared to its European rivals. However, some reviewers pointed out that it lacked the brand recognition and prestige of established luxury brands. Fuel economy, while adequate, was not a standout feature, with combined consumption figures around 12.3-12.5 l/100 km. Compared to the base V6 model, the 3.3 T-GDI offered a significant performance upgrade, but at a higher price point. The diesel variants, where available, offered better fuel economy but less outright performance.
Legacy
The Kia K9 II 3.3 T-GDI AWD represents a significant step forward for Kia in the luxury sedan market. While not a high-volume seller, it demonstrated Kia’s ability to produce a genuinely competitive luxury vehicle. The Lambda II V6 engine and ZF eight-speed automatic transmission have proven to be reliable powertrains, and well-maintained examples are expected to offer years of service. On the used car market, the K9 II 3.3 T-GDI AWD offers a compelling value proposition for buyers seeking a spacious, well-equipped, and relatively affordable luxury sedan. Its blend of performance, comfort, and technology continues to make it an attractive option for those looking beyond the traditional luxury brands.
