Technical Specifications
| Brand | Audi |
| Model | A6 |
| Generation | A6 Avant (C9) |
| Type | 2.0 TFSI (299 Hp) e-hybrid quattro ultra S tronic |
| Start of production | May, 2025 |
| Powertrain Architecture | PHEV (Plug-in Hybrid Electric Vehicle) |
| Body type | Station wagon (estate) |
| Seats | 5 |
| Doors | 5 |
| Combined fuel consumption (WLTP) | 2.2-7.6 l/100 km (106.9 – 30.9 US mpg, 128.4 – 37.2 UK mpg, 45.5 – 13.2 km/l) |
| CO2 emissions (WLTP) | 51-65 g/km |
| Fuel Type | Petrol / electricity |
| Acceleration 0 – 100 km/h | 6 sec |
| Acceleration 0 – 62 mph | 6 sec |
| Acceleration 0 – 60 mph | 5.7 sec |
| Maximum speed | 250 km/h (155.34 mph) |
| Emission standard | Euro 6e |
| Weight-to-power ratio | 7.2 kg/Hp, 139.1 Hp/tonne |
| Weight-to-torque ratio | 4.8 kg/Nm, 209.3 Nm/tonne |
| Gross battery capacity | 25.9 kWh |
| Net (usable) battery capacity | 20.7 kWh |
| Battery voltage | 400 V |
| Battery technology | Lithium-ion (Li-Ion) |
| Battery location | Under the trunk |
| Recuperation output | 88 kW |
| All-electric range (WLTP) | 90-104 km (55.92 – 64.62 mi) |
| Average Energy consumption (WLTP) | 15.2-16.2 kWh/100 km (24.46 – 26.07 kWh/100 mi, 138 – 129 MPGe, 6.6 – 6.2 km/kWh, 4.1 – 3.8 mi/kWh) |
| Max speed (electric) | 140 km/h (86.99 mph) |
| Electric motor power | 143 Hp |
| Electric motor Torque | 350 Nm (258.15 lb.-ft.) |
| Electric motor location | Between the combustion engine and the transmission |
| Electric motor type | Synchronous |
| System power | 299 Hp |
| System torque | 450 Nm (331.9 lb.-ft.) |
| Power | 252 Hp @ 5000-6500 rpm |
| Torque | 380 Nm @ 1600-4500 rpm (280.27 lb.-ft. @ 1600-4500 rpm) |
| Engine layout | Front, Longitudinal |
| Engine displacement | 1984 cm3 (121.07 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 82.5 mm (3.25 in.) |
| Piston Stroke | 92.8 mm (3.65 in.) |
| Compression ratio | 10.5:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection |
| Engine aspiration | Turbocharger, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 6 l (6.34 US qt | 5.28 UK qt) |
| Coolant | 20.1 l (21.24 US qt | 17.69 UK qt) |
| Kerb Weight | 2150 kg (4739.94 lbs.) |
| Max. weight | 2760 kg (6084.76 lbs.) |
| Max load | 610 kg (1344.82 lbs.) |
| Trunk (boot) space – minimum | 404 l (14.27 cu. ft.) |
| Trunk (boot) space – maximum | 1423 l (50.25 cu. ft.) |
| Fuel tank capacity | 46 l (12.15 US gal | 10.12 UK gal) |
| Max. roof load | 100 kg (220.46 lbs.) |
| Permitted trailer load with brakes (8%) | 2000 kg (4409.25 lbs.) |
| Permitted trailer load with brakes (12%) | 2000 kg (4409.25 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 95 kg (209.44 lbs.) |
| Length | 4999 mm (196.81 in.) |
| Width | 1875 mm (73.82 in.) |
| Width including mirrors | 2099 mm (82.64 in.) |
| Height | 1472 mm (57.95 in.) |
| Wheelbase | 2923 mm (115.08 in.) |
| Front track | 1626 mm (64.02 in.) |
| Rear (Back) track | 1610 mm (63.39 in.) |
| Front overhang | 938 mm (36.93 in.) |
| Rear overhang | 1138 mm (44.8 in.) |
| Drag coefficient (Cd) | 0.28 |
| Minimum turning circle (turning diameter) | 12.4 m (40.68 ft.) |
| Approach angle | 14.4° |
| Departure angle | 16.8° |
| Drivetrain Architecture | The Internal combustion engine (ICE) and the electric motor permanently drive the front wheels of the vehicle, capable of running in full electric or mixed mode, and if necessary through the electrically or mechanically controlled clutch, the rear wheels are driven. |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 7 gears, automatic transmission S tronic |
| Front suspension | Coil spring, Independent multi-link suspension, Transverse stabilizer, Air Suspension – Optional |
| Rear suspension | Independent multi-link spring suspension with stabilizer, Air Suspension – Optional |
| Front brakes | Ventilated discs, 360 mm |
| Rear brakes | Ventilated discs, 350 mm |
| Assisting systems | ABS (Anti-lock braking system), 4-wheel steering (4WS, active rear steering) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 225/55 R18 |
| Wheel rims size | 8J x 18 |
The Audi A6 Avant (C9) 2.0 TFSI e-hybrid quattro ultra S tronic is a plug-in hybrid station wagon launched in May 2025. It represents Audi’s commitment to electrification and blends the practicality of an Avant (estate) body style with a sophisticated powertrain. Built on the modular MLB Evo platform, shared with other Volkswagen Group vehicles, the C9 A6 Avant aims to deliver a premium experience with reduced environmental impact. This specific variant, combining a 2.0-liter turbocharged engine with an electric motor and quattro all-wheel drive, occupies a key position in the A6 Avant range, offering a balance between performance, efficiency, and technology.
Powertrain & Engine Architecture
At the heart of the A6 Avant 2.0 TFSI e-hybrid lies the EA888 2.0-liter turbocharged four-cylinder gasoline engine. This engine, designated with various codes depending on the specific market, delivers 252 horsepower between 5000 and 6500 rpm and 380 Nm (280.27 lb-ft) of torque from 1600 to 4500 rpm. It utilizes direct fuel injection and a sophisticated turbocharging system to maximize power and efficiency. The engine is paired with a 143 hp electric motor integrated between the engine and the seven-speed S tronic dual-clutch transmission. This arrangement allows for both electric-only driving and a combined system output of 299 horsepower and 450 Nm (331.9 lb.-ft) of torque. The 25.9 kWh gross (20.7 kWh net) lithium-ion battery pack, located under the trunk floor, provides an all-electric range of 90-104 km (55.92 – 64.62 mi) according to WLTP standards. The S tronic transmission offers quick and smooth gear changes, contributing to the vehicle’s responsive driving experience.
Driving Characteristics
The A6 Avant 2.0 TFSI e-hybrid quattro ultra S tronic delivers a refined and capable driving experience. In electric mode, the vehicle offers near-silent acceleration and impressive responsiveness around town. Switching to hybrid mode seamlessly blends the power of the gasoline engine and electric motor, providing strong acceleration – 0-100 km/h in 6 seconds. The quattro all-wheel-drive system ensures excellent traction and stability in various conditions. The S tronic transmission’s quick shifts contribute to a sporty feel, while the adaptive suspension (optional) further enhances ride comfort. Compared to the standard 2.0 TFSI A6 Avant, the e-hybrid variant offers a more relaxed and efficient driving experience, particularly in urban environments. While not as overtly sporty as higher-powered A6 models, it provides ample performance for most driving situations.
Equipment & Trim Levels
The A6 Avant 2.0 TFSI e-hybrid quattro ultra S tronic typically comes well-equipped as standard. Features include Audi’s Virtual Cockpit digital instrument cluster, a touchscreen infotainment system with navigation, leather upholstery, three-zone automatic climate control, and a suite of advanced driver-assistance systems such as adaptive cruise control, lane-keeping assist, and automatic emergency braking. Optional extras include a Bang & Olufsen sound system, a head-up display, massaging front seats, and air suspension for enhanced ride comfort. The interior design emphasizes luxury and technology, with high-quality materials and a user-friendly interface.
Chassis & Braking
The A6 Avant 2.0 TFSI e-hybrid utilizes a sophisticated chassis design to balance comfort and handling. The front suspension features a multi-link setup with coil springs, while the rear suspension employs an independent multi-link spring suspension. Optional air suspension is available, providing adjustable ride height and damping for improved comfort and control. Braking duties are handled by ventilated discs on all four wheels, measuring 360 mm at the front and 350 mm at the rear. The braking system is augmented by ABS, electronic brake-force distribution, and brake assist. The added weight of the battery pack is managed through optimized suspension tuning and the quattro all-wheel-drive system.
Market Reception & Comparison
The Audi A6 Avant 2.0 TFSI e-hybrid quattro ultra S tronic has been generally well-received by automotive critics. Praise has been directed towards its refined driving experience, impressive fuel economy, and advanced technology. Compared to other A6 Avant trims, the e-hybrid offers significantly lower running costs, particularly for drivers who frequently commute in urban areas. However, the higher purchase price and slightly reduced trunk space (due to the battery pack) are potential drawbacks. Against competitors such as the BMW 5 Series xDrive45e and Mercedes-Benz E 350 e, the A6 Avant e-hybrid offers a compelling combination of performance, luxury, and efficiency.
Legacy
The long-term reliability of the A6 Avant 2.0 TFSI e-hybrid powertrain remains to be fully established, as it is a relatively new model. However, Audi has a strong reputation for building durable and reliable vehicles. The EA888 engine has proven to be a robust unit, and the S tronic transmission is generally reliable when properly maintained. The lithium-ion battery pack is expected to have a lifespan of several years, but its eventual replacement will represent a significant cost. In the used car market, the A6 Avant 2.0 TFSI e-hybrid is likely to appeal to buyers seeking a premium, fuel-efficient, and technologically advanced station wagon.
