The Audi S5 Avant (B10) 3.0 TFSI V6, introduced in July 2024, represents the performance-oriented station wagon variant of Audi’s B10 platform, which also underpins the A5 Sportback and Coupe. Positioned as a premium offering within the Audi lineup, the S5 Avant combines the practicality of a wagon with the spirited performance of a 367 horsepower engine. This model year marks a significant step forward with the integration of a 48-volt mild hybrid system, enhancing both efficiency and driving dynamics. It caters to buyers seeking a versatile vehicle capable of delivering both everyday usability and engaging driving experiences.
Technical Specifications
| Brand | Audi |
| Model | S5 |
| Generation | S5 Avant (B10) |
| Type (Engine) | 3.0 TFSI V6 (367 Hp) Mild Hybrid plus quattro ultra S tronic |
| Start of production | July, 2024 |
| Powertrain Architecture | MHEV (Mild Hybrid Electric Vehicle) |
| Body type | Station wagon (estate) |
| Seats | 5 |
| Doors | 5 |
| Combined fuel consumption (WLTP) | 7.5-7.9 l/100 km (31.4 – 29.8 US mpg, 37.7 – 35.8 UK mpg, 13.3 – 12.7 km/l) |
| CO2 emissions (WLTP) | 169-180 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 4.5 sec |
| Acceleration 0 – 62 mph | 4.5 sec |
| Acceleration 0 – 60 mph | 4.3 sec |
| Maximum speed | 250 km/h (155.34 mph) – Electronically limited |
| Emission standard | Euro 6e |
| Weight-to-power ratio | 5.4 kg/Hp, 186.8 Hp/tonne |
| Weight-to-torque ratio | 3.6 kg/Nm, 279.9 Nm/tonne |
| Battery voltage | 48 V |
| Battery technology | Lithium iron phosphate (LiFePO4) |
| Battery location | Under the trunk |
| Recuperation output | 25 kW |
| Electric motor power | 24 Hp |
| Electric motor Torque | 230 Nm (169.64 lb.-ft.) |
| Electric motor location | Middle, Longitudinal |
| Power | 367 Hp @ 5500-6300 rpm |
| Torque | 550 Nm @ 1700-4000 rpm (405.66 lb.-ft. @ 1700-4000 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | EA839 |
| Engine displacement | 2995 cm3 (182.77 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | V-engine |
| Cylinder Bore | 84.5 mm (3.33 in.) |
| Piston Stroke | 89 mm (3.5 in.) |
| Compression ratio | 12:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection |
| Engine aspiration | Twin-scroll turbo, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 7.5 l (7.93 US qt | 6.6 UK qt) |
| Coolant | 19 l (20.08 US qt | 16.72 UK qt) |
| Kerb Weight | 1965 kg (4332.08 lbs.) |
| Max. weight | 2520 kg (5555.65 lbs.) |
| Max load | 555 kg (1223.57 lbs.) |
| Trunk (boot) space – minimum | 448 l (15.82 cu. ft.) |
| Trunk (boot) space – maximum | 1396 l (49.3 cu. ft.) |
| Fuel tank capacity | 56 l (14.79 US gal | 12.32 UK gal) |
| Max. roof load | 90 kg (198.42 lbs.) |
| Permitted trailer load with brakes (8%) | 2100 kg (4629.71 lbs.) |
| Permitted trailer load with brakes (12%) | 1900 kg (4188.78 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 80 kg (176.37 lbs.) |
| Length | 4835 mm (190.35 in.) |
| Width | 1860 mm (73.23 in.) |
| Width including mirrors | 2099 mm (82.64 in.) |
| Height | 1444 mm (56.85 in.) |
| Wheelbase | 2896 mm (114.02 in.) |
| Front track | 1616 mm (63.62 in.) |
| Rear (Back) track | 1601 mm (63.03 in.) |
| Front overhang | 908 mm (35.75 in.) |
| Rear overhang | 1031 mm (40.59 in.) |
| Drag coefficient (Cd) | 0.30 |
| Minimum turning circle (turning diameter) | 12.1 m (39.7 ft.) |
| Approach angle | 13.2° |
| Departure angle | 17.6° |
| Drivetrain Architecture | ICE and electric motor drive front wheels, rear drive via clutch |
| 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 |
| Rear suspension | Independent multi-link spring suspension with stabilizer |
| Front brakes | Ventilated discs, 360 mm |
| Rear brakes | Ventilated discs, 350 mm |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 245/40 R19; 245/35 R20 |
| Wheel rims size | 8.5J x 19; 8.5J x 20 |
Powertrain & Engine Architecture
At the heart of the S5 Avant lies the EA839 3.0-liter V6 engine. This engine utilizes a direct injection system and is force-fed by a twin-scroll turbocharger, resulting in a robust 367 horsepower and 550 Nm (405.66 lb-ft) of torque. The engine’s output is available across a broad rev range, peaking at 5500-6300 rpm for horsepower and 1700-4000 rpm for torque. The addition of a 48V mild hybrid system enhances efficiency by allowing for extended coasting with the engine off and providing a power boost during acceleration. This system incorporates a belt-driven starter generator and a small lithium-ion battery located under the trunk floor. The S tronic 7-speed dual-clutch transmission delivers rapid and smooth gear changes, contributing to the car’s overall performance.
Driving Characteristics
The S5 Avant 3.0 TFSI with the S tronic transmission offers a compelling blend of performance and refinement. Acceleration from 0 to 60 mph is achieved in approximately 4.3 seconds. The S tronic gearbox provides quick shifts, and the quattro all-wheel-drive system ensures excellent traction in various conditions. Compared to a manual transmission equipped S5, the S tronic offers slightly quicker acceleration due to the elimination of shift interruption. While not as raw or engaging as a manual, the S tronic provides a more accessible and user-friendly driving experience. The mild hybrid system contributes to a smoother start-stop experience and a slight improvement in fuel economy.
Equipment & Trim Levels
The S5 Avant typically comes well-equipped as standard. Key features include Audi’s virtual cockpit digital instrument cluster, a premium sound system, leather upholstery, and tri-zone automatic climate control. Optional extras often include a panoramic sunroof, adaptive cruise control, and a head-up display. Interior trim options range from brushed aluminum to carbon fiber, allowing for personalization. The S sport seats provide excellent support and comfort, and are often available with heating and ventilation functions.
Chassis & Braking
The S5 Avant features a sport-tuned suspension with coil springs and independent multi-link setups at both the front and rear. A transverse stabilizer bar helps to reduce body roll during cornering. Braking duties are handled by ventilated discs on all four wheels, measuring 360mm at the front and 350mm at the rear. The ABS system and electronic stability control provide enhanced safety and control. The quattro all-wheel-drive system intelligently distributes torque between the front and rear axles, optimizing traction and handling.
Market Reception & Comparison
The S5 Avant has been generally well-received by automotive critics, praised for its performance, practicality, and luxurious interior. Compared to the standard A5 Avant, the S5 offers a significant performance upgrade. Against competitors like the BMW 3 Series Touring and Mercedes-Benz C-Class Estate, the S5 Avant holds its own with its refined driving dynamics and high-quality interior. Fuel economy, while respectable for a performance wagon, is slightly lower than that of the more fuel-efficient A5 variants. Reliability has been generally good, although some owners have reported minor issues with the infotainment system.
Legacy
The B10 S5 Avant, particularly the 3.0 TFSI variant, is expected to hold its value well in the used car market due to its performance credentials and Audi’s reputation for build quality. The EA839 engine, while complex, has proven to be relatively durable when properly maintained. The integration of the 48V mild hybrid system represents a step towards greater efficiency and may become a defining feature of future performance Audis. As a versatile and engaging performance wagon, the S5 Avant continues to appeal to enthusiasts seeking a blend of practicality and driving enjoyment.
