The BYD Qin L DM-i 1.5L 15.87 kWh (218 Hp) Plug-in Hybrid E-CVT is a compact sedan launched by the Chinese automaker BYD in April 2024. Representing a significant step in BYD’s “DM-i” (Dual Mode – Intelligent) hybrid technology, the Qin L aims to provide a balance of fuel efficiency, performance, and all-electric driving range. It slots into BYD’s lineup as a modern, technologically advanced sedan, targeting consumers seeking a practical and economical vehicle with the benefits of both gasoline and electric power. The Qin L is positioned as a mainstream offering, competing with other hybrid and electric sedans in the rapidly expanding Chinese automotive market, and increasingly, in export markets as BYD expands its global presence.
Technical Specifications
| Brand | BYD |
| Model | Qin |
| Generation | Qin L |
| Type | DM-i 1.5L 15.87 kWh (218 Hp) Plug-in Hybrid E-CVT |
| Start of production | April, 2024 |
| Powertrain Architecture | PHEV (Plug-in Hybrid Electric Vehicle) |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (combined) | 3.08 l/100 km (76.4 US mpg, 91.7 UK mpg, 32.5 km/l) |
| Fuel Type | Petrol / electricity |
| Acceleration 0 – 100 km/h | 7.5 sec |
| Acceleration 0 – 62 mph | 7.5 sec |
| Acceleration 0 – 60 mph | 7.1 sec |
| Emission standard | China VI |
| Gross battery capacity | 15.87 kWh |
| Battery technology | Lithium iron phosphate (LiFePO4) |
| Battery location | Below the floor |
| All-electric range | 120 km (74.56 mi) |
| Electric motor power | 218 Hp |
| Electric motor Torque | 260 Nm (191.77 lb.-ft.) |
| Electric motor model/code | TZ210XYC |
| Electric motor location | Front, Transverse |
| Electric motor type | Synchronous |
| System power | 218 Hp |
| Engine Power | 101 Hp |
| Power per litre | 67.4 Hp/l |
| Engine Torque | 126 Nm (92.93 lb.-ft.) |
| Engine layout | Front, Transverse |
| Engine Model/Code | BYD476QC |
| Engine displacement | 1498 cm3 (91.41 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Number of valves per cylinder | 4 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | DOHC, VVT |
| Engine systems | Start & Stop System |
| Fuel tank capacity | 65 l (17.17 US gal | 14.3 UK gal) |
| Length | 4830 mm (190.16 in.) |
| Width | 1900 mm (74.8 in.) |
| Height | 1495 mm (58.86 in.) |
| Wheelbase | 2790 mm (109.84 in.) |
| Front track | 1620 mm (63.78 in.) |
| Rear track | 1620 mm (63.78 in.) |
| Minimum turning circle | 11.2 m (36.75 ft.) |
| Drivetrain Architecture | Front wheel drive. PHEV. ICE and electric motor drive the front wheels in full electric or mixed mode. |
| Drive wheel | Front wheel drive |
| Number of gears and type of gearbox | automatic transmission E-CVT |
| Front suspension | Independent type McPherson |
| Rear suspension | Independent multi-link suspension |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 225/55 R17; 225/50 R18 |
| Wheel rims size | 17; 18 |
Powertrain & Engine Architecture
The Qin L DM-i utilizes BYD’s DM-i hybrid system, which centers around a 1.5-liter naturally aspirated four-cylinder gasoline engine (BYD476QC) paired with a single electric motor (TZ210XYC). The engine produces 101 horsepower and 92.93 lb-ft of torque, while the electric motor contributes 218 horsepower and 191.77 lb-ft of torque. The combined system output is 218 horsepower. The engine employs multi-point fuel injection and a double overhead camshaft (DOHC) valvetrain with variable valve timing (VVT). A key feature of the DM-i system is its focus on electric driving. The vehicle defaults to electric power whenever possible, and the gasoline engine primarily acts as a generator to recharge the 15.87 kWh lithium iron phosphate (LiFePO4) battery pack. The E-CVT (electronically controlled continuously variable transmission) seamlessly blends power from both sources, optimizing efficiency and performance. The battery pack is located under the floor, contributing to a lower center of gravity and improved handling.
Driving Characteristics
The Qin L DM-i offers a refined driving experience, particularly in electric mode. Acceleration from 0-60 mph is achieved in approximately 7.1 seconds. The E-CVT provides smooth, stepless acceleration, and the electric motor delivers instant torque, resulting in responsive performance. In hybrid mode, the transition between electric and gasoline power is nearly imperceptible. The DM-i system prioritizes fuel efficiency, and the vehicle can operate in various modes, including EV (electric only), Hybrid, and Recharge, allowing drivers to tailor the driving experience to their needs. Compared to potential higher-output gasoline-only versions (if offered), the DM-i prioritizes efficiency over outright speed. The 1.5L engine is tuned for economy rather than performance, and the E-CVT is optimized for smooth operation and fuel savings.
Equipment & Trim Levels
The Qin L DM-i is generally well-equipped, even in its base trims. Standard features typically include LED headlights, a touchscreen infotainment system, Bluetooth connectivity, automatic climate control, and a suite of safety features such as ABS, electronic stability control, and airbags. Higher trim levels add features like a larger touchscreen, a panoramic sunroof, leather upholstery, and advanced driver-assistance systems (ADAS) such as adaptive cruise control and lane-keeping assist. Interior upholstery is typically cloth in lower trims and leather or synthetic leather in higher trims. Dashboard configurations are modern and minimalist, with a focus on the central touchscreen display.
Chassis & Braking
The Qin L DM-i features an independent McPherson strut suspension in the front and an independent multi-link suspension in the rear, providing a comfortable ride and stable handling. Ventilated disc brakes are used on the front wheels, while solid disc brakes are used on the rear. The electric power steering system offers light and precise steering feel. The chassis is designed to balance comfort and handling, and the relatively low weight of the vehicle (due to the hybrid powertrain) contributes to its agility.
Market Reception & Comparison
The BYD Qin L DM-i has been well-received in the Chinese market, praised for its fuel efficiency, comfortable ride, and advanced technology. Critics have noted its competitive pricing and spacious interior. Compared to other plug-in hybrid sedans in its class, the Qin L DM-i offers a compelling combination of features and value. Its all-electric range of 120 km (74.56 miles) is competitive, and its fuel economy of 3.08 l/100 km (76.4 US mpg) is excellent. Reliability is generally considered good, based on early reports, although long-term data is still emerging.
Legacy
The BYD Qin L DM-i represents a significant step forward in BYD’s DM-i hybrid technology. Its focus on electric driving, combined with its efficient gasoline engine and advanced E-CVT transmission, sets a new standard for fuel efficiency and performance in the compact sedan segment. As BYD expands its global presence, the Qin L DM-i is expected to play a key role in the company’s success, offering a compelling alternative to traditional gasoline-powered vehicles and other hybrid and electric options. The longevity of the DM-i powertrain remains to be seen, but BYD’s commitment to battery technology and hybrid systems suggests that the Qin L DM-i will be a reliable and durable vehicle for years to come.
