The Audi A3 Sedan 35 TFSI Mild Hybrid S tronic, introduced in March 2024 as part of the 8Y facelift, represents a key entry point into the A3 sedan range. Positioned as a fuel-efficient and technologically advanced option, this variant blends a 1.5-liter turbocharged four-cylinder engine with a 48-volt mild hybrid system and a seven-speed S tronic dual-clutch transmission. It caters to buyers seeking a premium compact sedan experience with a focus on everyday usability and reduced emissions. This model is primarily targeted at the European market, where compact sedans and hatchbacks remain highly popular, but is also available in select global markets.
Technical Specifications
| Brand | Audi |
| Model | A3 |
| Generation | A3 Sedan (8Y, facelift 2024) |
| Type (Engine) | 35 TFSI (150 Hp) Mild Hybrid S tronic |
| Start of production | March, 2024 |
| Powertrain Architecture | MHEV (Mild Hybrid Electric Vehicle) |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Combined fuel consumption (WLTP) | 5.2-5.7 l/100 km (45.2 – 41.3 US mpg, 54.3 – 49.6 UK mpg, 19.2 – 17.5 km/l) |
| CO2 emissions (WLTP) | 118-130 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 8.1 sec |
| Acceleration 0 – 62 mph | 8.1 sec |
| Acceleration 0 – 60 mph | 7.7 sec |
| Maximum speed | 231 km/h (143.54 mph) |
| Emission standard | Euro 6e |
| Weight-to-power ratio | 8.8 kg/Hp, 113.2 Hp/tonne |
| Weight-to-torque ratio | 5.3 kg/Nm, 188.7 Nm/tonne |
| Battery voltage | 48 V |
| Battery technology | Lithium-ion (Li-Ion) |
| Battery location | Under the front seats |
| Recuperation output | 12 kW |
| Electric motor power | 12 Hp |
| Electric motor Torque | 50 Nm (36.88 lb.-ft.) |
| Electric motor location | Front, Transverse |
| Power | 150 Hp @ 5000-6000 rpm |
| Torque | 250 Nm @ 1500-3500 rpm (184.39 lb.-ft. @ 1500-3500 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | EA211 evo |
| Engine displacement | 1498 cm3 (91.41 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 74.5 mm (2.93 in.) |
| Piston Stroke | 85.9 mm (3.38 in.) |
| Compression ratio | 12:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection |
| Engine aspiration | Turbocharger, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 4.3 l (4.54 US qt | 3.78 UK qt) |
| Coolant | 11.5 l (12.15 US qt | 10.12 UK qt) |
| Kerb Weight | 1325 kg (2921.12 lbs.) |
| Max. weight | 1880 kg (4144.69 lbs.) |
| Max load | 555 kg (1223.57 lbs.) |
| Trunk (boot) space – minimum | 425 l (15.01 cu. ft.) |
| Fuel tank capacity | 50 l (13.21 US gal | 11 UK gal) |
| Max. roof load | 75 kg (165.35 lbs.) |
| Permitted trailer load with brakes (8%) | 1700 kg (3747.86 lbs.) |
| Permitted trailer load with brakes (12%) | 1500 kg (3306.93 lbs.) |
| Permitted trailer load without brakes | 700 kg (1543.24 lbs.) |
| Permitted towbar download | 80 kg (176.37 lbs.) |
| Length | 4504 mm (177.32 in.) |
| Width | 1816 mm (71.5 in.) |
| Width including mirrors | 1984 mm (78.11 in.) |
| Height | 1417 mm (55.79 in.) |
| Wheelbase | 2635 mm (103.74 in.) |
| Front track | 1554 mm (61.18 in.) |
| Rear (Back) track | 1526 mm (60.08 in.) |
| Front overhang | 906 mm (35.67 in.) |
| Rear overhang | 963 mm (37.91 in.) |
| Drag coefficient (Cd) | 0.27 |
| Minimum turning circle (turning diameter) | 11.1 m (36.42 ft.) |
| Approach angle | 14.2° |
| Departure angle | 19.8° |
| Drivetrain Architecture | ICE and electric motor drive the front wheels |
| Drive wheel | Front wheel drive |
| Number of gears and type of gearbox | 7 gears, automatic transmission S tronic |
| Front suspension | Independent, type McPherson with coil spring and anti-roll bar |
| Rear suspension | Independent multi-link spring suspension with stabilizer |
| Front brakes | Ventilated discs, 288 mm |
| Rear brakes | Disc, 272 mm |
| Tires size | 205/55 R16; 225/45 R17; 225/40 R18; 235/35 R19 |
| Wheel rims size | 7J x 16; 8J x 17; 8J x 18; 8J x 19 |
INTRODUCTION
The Audi A3 Sedan 35 TFSI Mild Hybrid S tronic, launched in 2024, is a refreshed version of the fourth-generation (8Y) A3 sedan. This variant builds upon the foundation of the A3 platform, which shares its architecture with the Volkswagen Golf, SEAT Leon, and Skoda Octavia. The “35 TFSI” designation indicates the engine’s power output, while “Mild Hybrid” signifies the inclusion of a 48-volt electrical system to enhance fuel efficiency. The S tronic transmission is Audi’s name for its dual-clutch gearbox. This specific configuration aims to deliver a balance of performance, economy, and refinement, making it a popular choice for buyers seeking a premium compact sedan.
Powertrain & Engine Architecture
At the heart of the A3 35 TFSI lies the EA211 evo 1.5-liter turbocharged four-cylinder gasoline engine. This engine utilizes direct fuel injection and a Miller cycle combustion process to improve thermal efficiency. The turbocharger, coupled with an intercooler, provides responsive power delivery. The engine produces 150 horsepower at 5000-6000 rpm and 250 Nm (184 lb-ft) of torque between 1500-3500 rpm. The mild hybrid system incorporates a 48V belt starter generator (BSG) and a small lithium-ion battery. This system allows for extended engine-off coasting, regenerative braking, and a smoother start-stop function, contributing to fuel savings. The seven-speed S tronic dual-clutch transmission offers quick and seamless gear changes, enhancing both performance and driving comfort. The transmission’s programming is tuned to prioritize fuel efficiency in normal driving conditions, while still providing ample power when needed.
Driving Characteristics
The A3 35 TFSI S tronic delivers a composed and refined driving experience. While not overtly sporty, the 150 hp engine provides adequate power for everyday driving and highway cruising. Acceleration from 0 to 100 km/h (0-62 mph) takes approximately 8.1 seconds. The S tronic transmission contributes to smooth and rapid gear changes, minimizing interruptions in power delivery. The mild hybrid system is largely imperceptible to the driver, working seamlessly in the background to optimize fuel consumption. Compared to higher-output A3 variants, such as the 40 TFSI, the 35 TFSI offers a more relaxed and fuel-efficient driving experience. It also differs from diesel-powered A3 models (like the 30 TDI) in terms of engine character and sound, offering a more responsive and refined gasoline engine experience.
Equipment & Trim Levels
The A3 35 TFSI typically comes well-equipped as standard. Features often include Audi’s Virtual Cockpit digital instrument cluster, a touchscreen infotainment system with Apple CarPlay and Android Auto compatibility, automatic climate control, and a suite of driver-assistance systems such as lane departure warning and forward collision warning. Interior upholstery is typically cloth, with leather options available as upgrades. Optional extras can include a panoramic sunroof, premium sound system, and adaptive cruise control. Trim levels vary by market, but generally offer progressively more luxurious features and styling enhancements.
Chassis & Braking
The A3 35 TFSI utilizes a McPherson strut front suspension and a multi-link rear suspension, providing a comfortable and controlled ride. The suspension is tuned to balance ride comfort with handling precision. Braking duties are handled by ventilated front discs (288mm) and solid rear discs (272mm). Anti-lock braking system (ABS) and electronic stability control (ESC) are standard features. The steering is an electric power-assisted rack and pinion system, offering precise and responsive steering feel.
Market Reception & Comparison
The Audi A3 35 TFSI Mild Hybrid S tronic has been generally well-received by automotive critics. It is praised for its fuel efficiency, refined driving experience, and high-quality interior. Compared to other trims in the A3 lineup, the 35 TFSI offers a compelling value proposition for buyers prioritizing economy and comfort. Its fuel consumption of 5.2-5.7 l/100 km is competitive within its segment. Reliability reports suggest that the EA211 engine and S tronic transmission are generally reliable, although regular maintenance is crucial.
Legacy
The EA211 engine family, including the 1.5 TFSI variant used in the A3 35 TFSI, has become a mainstay in the Volkswagen Group’s product lineup. Its combination of efficiency, performance, and reliability has made it a popular choice for a wide range of vehicles. The mild hybrid technology incorporated into this variant represents a step towards greater electrification and reduced emissions. On the used car market, the 2024 A3 35 TFSI is expected to hold its value well due to its premium brand reputation, fuel efficiency, and modern technology. Properly maintained examples should provide years of reliable service.
