The Audi A3 Sportback 35 TFSI (150 hp) Mild Hybrid S tronic represents a key offering within the eighth-generation (8Y) A3 Sportback lineup, particularly following the 2024 facelift. Introduced in March 2024, this variant is positioned as a balance between efficiency, performance, and technology, targeting buyers seeking a premium compact hatchback experience. It builds upon the foundation of the A3 platform, shared with other Volkswagen Group vehicles like the Volkswagen Golf, SEAT Leon, and Skoda Octavia, but distinguishes itself through Audi’s signature refinement and upscale features. This model is primarily aimed at the European market, where compact hatchbacks are exceptionally popular, though it is also available in select global markets.
Technical Specifications
| Brand | Audi |
| Model | A3 |
| Generation | A3 Sportback (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 | Hatchback |
| Seats | 5 |
| Doors | 5 |
| Combined fuel consumption (WLTP) | 5.2-5.9 l/100 km (45.2 – 39.9 US mpg, 54.3 – 47.9 UK mpg, 19.2 – 16.9 km/l) |
| CO2 emissions (WLTP) | 119-133 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 | 226 km/h (140.43 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 | 380 l (13.42 cu. ft.) |
| Trunk (boot) space – maximum | 1200 l (42.38 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 | 4352 mm (171.34 in.) |
| Width | 1816 mm (71.5 in.) |
| Width including mirrors | 1984 mm (78.11 in.) |
| Height | 1441 mm (56.73 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 | 811 mm (31.93 in.) |
| Drag coefficient (Cd) | 0.29 |
| Minimum turning circle (turning diameter) | 11.1 m (36.42 ft.) |
| Approach angle | 14.2° |
| Departure angle | 24° |
| 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 Sportback 35 TFSI Mild Hybrid represents a significant step in Audi’s ongoing efforts to balance performance with fuel efficiency. Introduced as part of the 8Y A3 Sportback’s lifecycle update in 2024, this variant combines a 1.5-liter turbocharged four-cylinder engine with a 48-volt mild hybrid system. This configuration aims to deliver a refined driving experience while meeting increasingly stringent emissions regulations. Positioned within the A3 Sportback range, the 35 TFSI sits between the entry-level models and the more powerful 45 TFSI variants, offering a compelling option for drivers prioritizing a blend of economy and usability. It’s a direct response to market demands for more efficient premium hatchbacks, particularly in Europe.
Powertrain & Engine Architecture
At the heart of the A3 35 TFSI lies the EA211 evo 1.5-liter inline-four cylinder gasoline engine. This engine utilizes direct fuel injection and a single turbocharger with intercooling to produce 150 horsepower and 250 Nm (184 lb-ft) of torque. The engine’s key feature is its ability to operate on the Miller cycle under partial load, improving thermal efficiency. The mild hybrid system, operating at 48 volts, incorporates a belt starter generator (BSG) and a small lithium-ion battery. This system allows for extended engine-off coasting, regenerative braking to recapture energy, and a smoother start-stop function. The engine is paired with Audi’s seven-speed S tronic dual-clutch transmission, known for its quick and seamless gear changes. This transmission is specifically tuned to work in conjunction with the mild hybrid system, optimizing efficiency and responsiveness. The engine code is a crucial identifier, often found in service records and parts catalogs.
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 occasional highway overtaking. The S tronic transmission contributes to brisk acceleration, with a 0-60 mph time of around 7.7 seconds. The mild hybrid system is largely transparent to the driver, providing subtle assistance during acceleration and allowing for near-silent coasting when conditions permit. Compared to the more powerful 45 TFSI models, the 35 TFSI offers a more relaxed and fuel-efficient driving experience. The gear ratios in the S tronic transmission are optimized for both fuel economy and responsiveness, providing a good balance between performance and efficiency. The steering is precise and well-weighted, contributing to a confident feel behind the wheel.
Equipment & Trim Levels
The A3 35 TFSI typically comes well-equipped as standard. Common features 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. Trim levels vary by market, but generally offer options for upgraded interior materials, larger alloy wheels, and additional driver-assistance features like adaptive cruise control and parking assist. Optional extras often include a panoramic sunroof, premium sound system, and metallic paint finishes.
Chassis & Braking
The A3 Sportback 35 TFSI utilizes a MacPherson strut front suspension and a multi-link rear suspension, providing a comfortable and controlled ride. Stabilizer bars are fitted to both axles to reduce body roll during cornering. The braking system consists of ventilated discs at the front and solid discs at the rear. Anti-lock braking system (ABS) and electronic stability control (ESC) are standard features. The suspension is tuned to prioritize comfort and refinement, making it well-suited for everyday driving. Wheel sizes typically range from 16 to 19 inches, depending on the trim level.
Market Reception & Comparison
The A3 35 TFSI Mild Hybrid has been generally well-received by automotive critics, who praise its fuel efficiency, refined driving experience, and well-appointed interior. Compared to other trims in the A3 lineup, the 35 TFSI offers a more affordable entry point while still delivering a premium experience. Its fuel economy is notably better than the more powerful 45 TFSI models, making it an attractive option for drivers who prioritize efficiency. Reliability reports suggest that the EA211 engine is generally reliable, although regular maintenance is essential. Compared to competitors like the BMW 1 Series and Mercedes-Benz A-Class, the A3 35 TFSI offers a compelling combination of performance, efficiency, and technology.
Legacy
The A3 35 TFSI Mild Hybrid represents a key step in Audi’s transition towards electrification. The EA211 engine, coupled with the 48-volt mild hybrid system, demonstrates Audi’s commitment to improving fuel efficiency and reducing emissions. While it’s still relatively early to assess the long-term reliability of this specific powertrain configuration, the underlying engine technology has proven to be durable in other applications. As the used car market matures, the A3 35 TFSI is expected to hold its value well, particularly among buyers seeking a fuel-efficient and well-equipped premium hatchback.
