The Li L8 1.5T 40.9 kWh (449 Hp) Extended Range 4WD is a plug-in hybrid electric vehicle (PHEV) SUV produced by the Chinese automaker Li Auto (formerly known as CHJ Automotive) from September 2022 until 2024. Positioned as a premium family vehicle, the L8 represents Li Auto’s commitment to extended-range electric vehicles, offering a substantial all-electric range combined with the flexibility of a gasoline engine for extended journeys. It’s a key model in Li Auto’s lineup, designed to appeal to consumers seeking a comfortable, technologically advanced, and environmentally conscious SUV. The L8 is built on a dedicated EV platform and features a unique powertrain configuration prioritizing efficiency and performance.
Technical Specifications
| Brand | Li |
| Model | L8 |
| Generation | L8 |
| Type (Engine) | 1.5T 40.9 kWh (449 Hp) Extended Range 4WD |
| Start of production | September, 2022 |
| End of production | 2024 |
| Powertrain Architecture | PHEV (Plug-in Hybrid Electric Vehicle) |
| Body type | SUV |
| Seats | 6 |
| Doors | 5 |
| Fuel consumption (economy) – combined (WLTC) | 0.86-7.7 l/100 km (273.5 – 30.5 US mpg, 328.5 – 36.7 UK mpg, 116.3 – 13 km/l) |
| Fuel Type | Petrol / electricity |
| Acceleration 0 – 100 km/h | 5.3 sec |
| Acceleration 0 – 62 mph | 5.3 sec |
| Acceleration 0 – 60 mph | 5 sec |
| Maximum speed | 180 km/h (111.85 mph) |
| Emission standard | China VI |
| Weight-to-power ratio | 5.5 kg/Hp, 181.8 Hp/tonne |
| Weight-to-torque ratio | 4 kg/Nm, 251 Nm/tonne |
| Gross battery capacity | 40.9 kWh |
| Battery technology | Lithium nickel manganese cobalt oxides (Li-NMC) |
| Battery location | Below the floor |
| All-electric range (WLTC) | 168 km (104.39 mi) |
| Average Energy consumption (WLTC) | 22.1 kWh/100 km (35.57 kWh/100 mi, 95 MPGe, 4.5 km/kWh, 2.8 mi/kWh) |
| Electric motor 1 power | 272 Hp |
| Electric motor 1 Torque | 400 Nm (295.02 lb.-ft.) |
| Electric motor 1 model/code | TZ220XS066 |
| Electric motor 1 location | Rear axle, Transverse |
| Electric motor 1 type | Synchronous |
| Electric motor 2 power | 177 Hp |
| Electric motor 2 Torque | 220 Nm (162.26 lb.-ft.) |
| Electric motor 2 model/code | TZ180XS008 |
| Electric motor 2 location | Front axle, Transverse |
| Electric motor 2 type | Synchronous |
| System power | 449 Hp |
| System torque | 620 Nm (457.29 lb.-ft.) |
| Internal combustion engine Power | 154 Hp |
| Power per litre | 102.9 Hp/l |
| Engine layout | Front, Transverse |
| Engine Model/Code | L2E15M |
| Engine displacement | 1496 cm3 (91.29 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection |
| Engine aspiration | Turbocharger, Intercooler |
| Valvetrain | DOHC |
| Kerb Weight | 2470-2480 kg (5445.42 – 5467.46 lbs.) |
| Max. weight | 3080 kg (6790.24 lbs.) |
| Max load | 600-610 kg (1322.77 – 1344.82 lbs.) |
| Trunk (boot) space – minimum | 313 l (11.05 cu. ft.) |
| Trunk (boot) space – maximum | 1098 l (38.78 cu. ft.) |
| Fuel tank capacity | 65 l (17.17 US gal | 14.3 UK gal) |
| Length | 5080 mm (200 in.) |
| Width | 1995 mm (78.54 in.) |
| Height | 1800 mm (70.87 in.) |
| Wheelbase | 3005 mm (118.31 in.) |
| Front track | 1725 mm (67.91 in.) |
| Rear (Back) track | 1741 mm (68.54 in.) |
| Drag coefficient (Cd) | 0.297 |
| Approach angle | 19° |
| Departure angle | 21° |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the generator only, with no mechanical connection to the drive. Two electric motors drive the front and rear wheels. |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 1 gears, automatic transmission |
| Front suspension | Double wishbone, Transverse stabilizer, Air Suspension – Optional |
| Rear suspension | Independent multi-link suspension, Transverse stabilizer, Air Suspension – Optional |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 255/50 R20; 265/45 R21 |
| Wheel rims size | 20; 21 |
INTRODUCTION
The Li L8 1.5T 40.9 kWh (449 Hp) Extended Range 4WD, launched in September 2022, is a significant vehicle in Li Auto’s strategy to provide premium, long-range electric vehicles to the Chinese market. It’s built on Li Auto’s proprietary extended-range electric platform, designed to address range anxiety – a common concern among EV buyers. The L8 distinguishes itself from purely battery-electric vehicles by incorporating a relatively small gasoline engine that acts as a generator, extending the vehicle’s overall range considerably. This configuration allows for daily commutes on electric power while providing the security of gasoline for longer trips. The L8 is a six-seater SUV, targeting families and those requiring spacious and versatile transportation.
Powertrain & Engine Architecture
The L8’s powertrain is a sophisticated series hybrid system. The core of the system is a 1.5-liter turbocharged four-cylinder gasoline engine (code L2E15M) producing 154 horsepower. This engine doesn’t directly drive the wheels; instead, it powers a generator that charges the 40.9 kWh lithium nickel manganese cobalt oxide (Li-NMC) battery pack. The vehicle is propelled by two electric motors – a 272 hp motor driving the rear wheels and a 177 hp motor powering the front wheels, resulting in a combined system output of 449 horsepower and 620 Nm (457.29 lb.-ft.) of torque. The engine features direct fuel injection and a double overhead camshaft (DOHC) valvetrain. The single-speed automatic transmission is specifically designed for the electric motors, optimizing efficiency and responsiveness. The battery pack is located under the floor, contributing to a low center of gravity and improved handling.
Driving Characteristics
The Li L8 1.5T delivers a smooth and refined driving experience. The dual-motor all-wheel-drive system provides excellent traction and stability in various conditions. Acceleration is brisk, with a 0-100 km/h time of 5.3 seconds. The electric motors provide instant torque, resulting in responsive acceleration at lower speeds. In electric-only mode, the L8 operates silently and efficiently. When the battery is depleted or requires additional power, the gasoline engine seamlessly kicks in to recharge the battery, maintaining a consistent driving experience. Compared to potential higher-output versions (if offered), this 449 hp configuration strikes a balance between performance and efficiency. The single-speed transmission simplifies the driving experience, eliminating gear changes and providing a linear power delivery.
Equipment & Trim Levels
The Li L8 1.5T 40.9 kWh (449 Hp) Extended Range 4WD is generally well-equipped, reflecting its premium positioning. Standard features typically include a large touchscreen infotainment system, advanced driver-assistance systems (ADAS) such as adaptive cruise control and lane-keeping assist, a panoramic sunroof, leather upholstery, and a premium sound system. The six-seat configuration offers ample space for passengers. Optional extras often include air suspension for a more comfortable ride, upgraded interior trim materials, and additional ADAS features. The interior design emphasizes a minimalist aesthetic with high-quality materials and a focus on user-friendliness.
Chassis & Braking
The L8 features a double wishbone front suspension and an independent multi-link rear suspension, designed to provide a comfortable and controlled ride. Air suspension is available as an optional upgrade, further enhancing ride quality. The vehicle is equipped with ventilated disc brakes on all four wheels, providing ample stopping power. An anti-lock braking system (ABS) is standard. The chassis is engineered for rigidity, contributing to improved handling and safety. Stabilizer bars are included on both axles to reduce body roll during cornering.
Market Reception & Comparison
The Li L8 has been well-received in the Chinese market, becoming a popular choice among families seeking a spacious and technologically advanced PHEV SUV. Critics have praised its long electric range, comfortable ride, and well-appointed interior. Compared to other PHEV SUVs in the Chinese market, the L8 stands out with its extended-range capability and focus on passenger comfort. Its fuel economy, ranging from 0.86-7.7 l/100 km, is competitive within its segment. Reliability reports are still emerging, but Li Auto has focused on building a reputation for quality and reliability.
Legacy
The Li L8 1.5T 40.9 kWh (449 Hp) Extended Range 4WD represents a significant step forward in the development of extended-range electric vehicles. Its innovative powertrain and focus on passenger comfort have established it as a popular choice in the Chinese market. While its long-term reliability remains to be fully assessed, the L8’s robust construction and advanced technology suggest it will hold its value well in the used car market. The L8’s success has solidified Li Auto’s position as a key player in the rapidly growing Chinese EV market and has paved the way for future extended-range electric vehicle models.
