Audi S5 Vs Bmw M340I – Choosing Your Ultimate German Sports Tourer

Deciding between the Audi S5 and BMW M340i comes down to driving feel, interior preference, and daily use. Both offer thrilling performance and luxurious appointments, but their distinct personalities cater to different drivers, making your choice a personal reflection of what you value most in a sport luxury car.

When it comes to blending luxury, performance, and daily usability, few cars do it as well as the Audi S5 and the BMW M340i. For many enthusiasts and everyday drivers alike, the question of which one truly reigns supreme often leads to a deep dive into specs and driving impressions. This comparison of the audi s5 vs bmw m340i will help you navigate the nuances, ensuring you pick the ride that perfectly suits your lifestyle, whether you’re a weekend DIYer, an off-road enthusiast looking for a spirited daily, or simply a car owner seeking expert guidance.

We’ll break down everything from engine dynamics and handling characteristics to interior comfort and long-term ownership considerations. Our goal is to provide practical, actionable insights, just like you’d get from a trusted mechanic or a seasoned car buddy. So, let’s lift the hood and see what these German powerhouses truly offer.

Choosing between these two isn’t just about horsepower; it’s about the overall experience. Let’s get started and find out which one belongs in your garage.

Unpacking the Performance: audi s5 vs bmw m340i​ Powertrains

At the heart of any performance car lies its engine, and both the Audi S5 and BMW M340i offer compelling packages. Understanding their distinct power delivery is key to appreciating their character.

Audi S5: The Turbocharged V6 Punch

The Audi S5, available in Coupe, Sportback, and Cabriolet forms, is powered by a 3.0-liter turbocharged V6 engine. This unit, known internally as the EA839, delivers a robust 349 horsepower and 369 lb-ft of torque.

• Engine Type: 3.0L Turbocharged V6 (EA839)
• Horsepower: 349 hp
• Torque: 369 lb-ft
• Transmission: 8-speed Tiptronic automatic
• Drivetrain: Quattro all-wheel drive

Audi’s V6 offers a smooth, linear powerband with excellent low-end torque. This makes it feel incredibly responsive in everyday driving, effortlessly pulling away from stops or executing overtakes.

The 8-speed Tiptronic automatic transmission is a torque converter unit, renowned for its smooth shifts and reliability. It’s well-matched to the engine, providing quick enough gear changes for spirited driving while remaining refined for cruising.

BMW M340i: The Inline-Six Icon

The BMW M340i, available as a Sedan (G20) or Touring (G21 in some markets), features BMW’s legendary 3.0-liter turbocharged inline-six engine. This B58 unit is a fan favorite for its silky-smooth operation and immense tuning potential.

• Engine Type: 3.0L Turbocharged Inline-Six (B58)
• Horsepower: 382 hp
• Torque: 369 lb-ft
• Transmission: ZF 8-speed automatic (Sport Automatic)
• Drivetrain: Rear-wheel drive (standard) or xDrive all-wheel drive (optional)

The B58 engine in the M340i boasts slightly more horsepower than the S5. Its inline-six configuration inherently offers superior balance and smoothness, delivering power with a distinct, refined howl.

The ZF 8-speed Sport Automatic transmission is arguably the benchmark in the industry. Its shifts are lightning-quick, precise, and intuitive, enhancing the M340i’s sporty character significantly.

Performance Verdict: Who Takes the Lead?

On paper, the M340i holds a slight edge in horsepower, and its ZF transmission is often lauded for its engagement. However, the S5’s quattro all-wheel drive system often translates to more consistent launches, especially in adverse conditions.

For a DIY mechanic, both engines are relatively robust. Regular oil changes with the correct synthetic oil, like Mobil 1 ESP Formula 5W-30 for Audi or BMW Longlife-01/04 approved oil for BMW, are crucial. Always use a quality oil filter and check your owner’s manual for specific service intervals and fluid types.

Driving Dynamics and Handling: Precision vs. Poise

Beyond raw power, how a car translates that power to the road and handles corners defines its true character. Both vehicles offer sophisticated chassis setups, but their philosophies differ.

Audi S5: Quattro Grip and Composed Cruising

Audi’s S5 prioritizes stability and all-weather capability thanks to its standard quattro all-wheel drive system. This system provides phenomenal grip, inspiring confidence in various driving conditions, from dry canyon roads to snowy commutes.

The S5 often comes with an available sport differential, which can actively distribute torque between the rear wheels, enhancing agility. The steering is precise but can sometimes feel a bit light or numb compared to BMW’s more communicative setup.

For suspension, the S5 typically offers an optional adaptive damping system. This allows drivers to switch between comfortable cruising and a firmer, sportier ride. Checking suspension components like control arm bushings and shock absorbers during routine maintenance is always a good idea, especially on performance cars.

BMW M340i: RWD Agility and Engaging Feedback

The BMW M340i, particularly in its rear-wheel drive configuration, is engineered for a more dynamic and engaging driving experience. It feels lighter on its feet, with a willingness to rotate that appeals to enthusiasts.

Even with xDrive all-wheel drive, the M340i maintains a noticeable rear-wheel bias, making it feel more like a traditional sports sedan. The steering is typically heavier and provides more feedback, allowing the driver to feel more connected to the road.

BMW’s M Sport suspension and optional Adaptive M suspension provide excellent body control and ride comfort. The M Sport differential (standard with M340i) further enhances cornering ability by intelligently distributing torque at the rear axle.

Handling Verdict: What’s Your Preference?

If you prioritize unwavering stability, all-weather confidence, and a composed ride, the Audi S5 is an excellent choice. It’s particularly adept if you frequently encounter varied road conditions or live in an area with harsh winters.

If you crave a more involved driving experience, sharper turn-in, and a car that feels like it’s dancing through corners, the BMW M340i will likely be more satisfying. Its rear-wheel drive roots give it a playful edge.

Regular tire checks are critical for both vehicles. Performance tires wear faster, so monitor tread depth with a simple tire depth gauge and ensure proper inflation using a quality tire pressure gauge. Incorrect tire pressure can compromise handling and safety.

Interior and Technology: Luxury and Innovation

Inside the cabin, both Audi and BMW offer premium experiences, but their design philosophies and technological approaches present distinct environments.

Audi S5: Modern Elegance and Intuitive MMI

The Audi S5’s interior is a masterclass in modern, minimalist design. Materials are top-notch, with soft-touch surfaces, real carbon fiber or aluminum trim, and excellent fit and finish. The virtual cockpit, a fully digital instrument cluster, is a standout feature, offering customizable displays for navigation, media, and vehicle information.

Audi’s MMI infotainment system, particularly the MMI Touch Response, is intuitive and user-friendly. It features haptic feedback and can be controlled via touch or voice commands. Apple CarPlay and Android Auto are standard.

Seating in the S5, especially the available S sport seats with diamond stitching, offers excellent support and comfort for long journeys. For those who frequently carry gear for camping or outdoor adventures, the S5 Sportback’s hatchback design offers surprisingly practical cargo space.

BMW M340i: Driver-Focused and Advanced iDrive

BMW’s M340i interior is driver-centric, with controls angled towards the pilot. The design is contemporary, featuring high-quality materials and a robust feel. The digital instrument cluster and central infotainment screen are seamlessly integrated.

The iDrive infotainment system, with its rotary controller and touchscreen interface, is highly regarded for its responsiveness and comprehensive features. Gesture control and enhanced voice commands are often optional, adding layers of convenience. Wireless Apple CarPlay and Android Auto are typically included.

The M Sport seats provide excellent bolstering for spirited driving without sacrificing long-distance comfort. While the sedan body style is more traditional, the trunk is generously sized for daily errands or a weekend trip.

Interior Verdict: Which Cabin Calls to You?

If you appreciate sleek, clean lines, a high-tech virtual cockpit, and an intuitive, well-integrated touchscreen experience, the Audi S5 will likely appeal more. It feels a bit more futuristic and refined.

If you prefer a more traditional, driver-focused cockpit, excellent physical controls alongside a modern touchscreen, and a slightly sportier ambiance, the BMW M340i might be your preference. Both offer excellent sound systems (Bang & Olufsen for Audi, Harman Kardon for BMW) and a full suite of driver-assistance features like adaptive cruise control and lane-keeping assist.

Keeping the interior clean and protected is key for longevity. Use appropriate leather cleaners and conditioners for seats, and a good interior detailer for plastics and screens. This simple maintenance extends the life of your cabin components.

Exterior Design and Aesthetics: Statement Makers

The visual appeal of a car is highly subjective, but both the Audi S5 and BMW M340i make strong statements with their distinctive German designs.

Audi S5: Understated Aggression

The Audi S5 embodies a philosophy of “understated aggression.” Its design is sleek, muscular, and elegant, without being overly flashy. Key design elements include:

• Singleframe Grille: Wide and imposing, often with a honeycomb pattern.
• LED Lighting: Signature LED daytime running lights and taillights, often with dynamic turn signals.
• Body Lines: Clean, sharp lines that convey motion and sophistication.
• Coupe/Sportback Profile: The Coupe offers a classic two-door silhouette, while the Sportback provides a sleek four-door coupe look with added practicality.

The S5’s design is cohesive and timeless, ensuring it will look good for years to come. It has a refined presence that commands attention without shouting.

BMW M340i: Athletic and Assertive

The BMW M340i, on the other hand, leans into a more overtly athletic and assertive aesthetic. It’s clearly a performance variant of the popular 3 Series, with design cues that highlight its sporting intent.

• Kidney Grille: Larger and more prominent than previous generations, with unique mesh inserts for the M340i.
• Aerodynamic Elements: Aggressive front and rear bumpers, M-specific side skirts, and sometimes a subtle rear spoiler.
• Shadowline Trim: Often features blacked-out exterior trim for a sportier look.
• Iconic Hofmeister Kink: A classic BMW design element at the C-pillar.

The M340i projects a sense of dynamic energy, hinting at the performance capabilities lurking beneath the surface. It’s a car that looks fast even when standing still.

Aesthetics Verdict: Your Personal Style

If you prefer a clean, elegant, and sophisticated look with a hint of power, the Audi S5 will likely resonate more. Its design is less polarizing and has a broad appeal.

If you appreciate a more muscular, aggressive, and overtly sporty appearance that clearly signals performance, the BMW M340i might be the better fit. It’s a bit more “in your face” in its styling.

Regardless of your choice, maintaining the exterior with regular washes, waxing, and paint protection film (PPF) can preserve its appeal and protect your investment. A good quality car wash soap and microfiber towels are essential tools for any car owner.

Cost of Ownership and Maintenance: Long-Term Considerations

Owning a premium German performance car involves more than just the purchase price. Understanding the long-term costs is crucial for any savvy owner or DIY enthusiast.

Purchase Price and Depreciation

Typically, the Audi S5 and BMW M340i are priced similarly when new, often starting in the mid-$50,000 to low-$60,000 range, depending on options and body style. Depreciation can vary, but both tend to hold their value reasonably well for their segment.

Insurance Costs

Both vehicles fall into higher insurance brackets due to their performance nature and premium branding. Factors like your driving record, location, and coverage limits will significantly impact your premiums. Always get quotes before committing to a purchase.

Routine Maintenance and Parts

These are sophisticated machines, and routine maintenance is key to their longevity and performance. Expect higher costs for parts and labor compared to a mainstream vehicle.

• Oil Changes: More frequent intervals and premium synthetic oil are required. DIY oil changes can save money, but specialized tools (like a specific oil filter wrench) might be needed.
• Brakes: Performance brake pads and rotors are more expensive. If you enjoy spirited driving, anticipate needing brake service more often. Always use quality brake fluid and bleed the system when replacing components.
• Tires: Both come with performance summer tires, which offer excellent grip but wear faster and are pricier to replace. Consider a dedicated set of winter tires if you live in a cold climate.
• Spark Plugs: These often require replacement every 40,000-60,000 miles, and accessing them can be more complex than on simpler engines.
• Fluid Checks: Regularly check coolant levels, brake fluid, and power steering fluid (if applicable).

Common Issues and Repairs

While both Audi and BMW have improved reliability, complex systems can still develop issues. For example, some Audi S5 models have seen discussions around PCV valve issues or carbon buildup on intake valves (less common on modern direct-injection engines but still worth noting). BMW’s B58 engine is generally highly regarded for reliability, but components like the electric water pump or oil filter housing gasket can eventually require attention.

It’s vital to have a trusted mechanic who specializes in German vehicles, or if you’re a DIYer, invest in a quality diagnostic scan tool (like an OBDeleven for Audi/VW or Carly for BMW) to read fault codes. While some basic tasks are manageable, remember that complex diagnostic work or major repairs on these vehicles are best left to a certified professional to ensure safety and proper function.

Fuel Economy

Expect similar fuel economy figures for both, typically in the low to mid-20s MPG combined. Your driving style will significantly influence real-world results. Premium unleaded fuel is a requirement for both engines.

Daily Drivability and Comfort: The Commuter’s Perspective

While performance is a highlight, how these cars handle the daily grind is equally important for many owners. Both offer a blend of sportiness and luxury, but with different approaches to comfort.

Audi S5: Refined and Quiet

The Audi S5 is known for its refined ride quality and quiet cabin. Even with sport suspension, it generally manages to soak up road imperfections commendably. The interior is well-insulated, making it a pleasant place for long commutes or road trips.

The standard quattro all-wheel drive contributes to a sense of stability and security in all conditions, reducing driver fatigue. Visibility is generally good across all body styles, though the Coupe’s rear window can be smaller.

For those who carry passengers or gear regularly, the S5 Sportback offers excellent rear-seat legroom and a versatile hatchback cargo area, making it a strong contender for weekend adventures or family duties.

BMW M340i: Sporty but Supple

The BMW M340i, particularly with the optional Adaptive M Suspension, offers a surprisingly supple ride for a performance sedan. In comfort mode, it handles bumps well, though it can feel a bit firmer than the S5 in certain situations.

The cabin is also well-appointed and quiet, though some enthusiasts might appreciate the more noticeable engine note in Sport modes. The M340i’s precise steering and agile chassis make even mundane drives more engaging.

Rear-seat space in the M340i sedan is competitive for its class, making it suitable for occasional adult passengers. The trunk is ample for groceries or luggage, fitting neatly into the traditional sedan role.

Drivability Verdict: What’s Your Priority?

If your daily commute involves rougher roads or you prioritize a generally softer, quieter ride and maximum all-weather confidence without sacrificing performance, the Audi S5 is a strong candidate.

If you prefer a ride that always feels a bit more connected and engaging, even in comfort settings, with steering that provides more feedback, the BMW M340i might be your preferred daily driver. Both are excellent choices, but the S5 leans slightly more towards refinement, while the M340i emphasizes dynamic engagement.

Remember to always keep your fluids topped up and tires properly inflated. A well-maintained vehicle is a comfortable and safe vehicle, whether you’re heading to the office or off to the trails.

audi s5 vs bmw m340i​: Which One Is Right for You?

After dissecting the key aspects of these two German powerhouses, the decision ultimately boils down to your personal priorities and driving style. There’s no single “better” car, only the better car for you.

Choose the Audi S5 If:

• You prioritize a sleek, understated design with a high-tech, minimalist interior.
• You value unwavering all-wheel-drive grip and confidence in all weather conditions.
• You prefer a smooth, linear power delivery and a refined, comfortable ride for daily driving.
• The versatility of the S5 Sportback’s hatchback cargo space appeals to your lifestyle (e.g., hauling camping gear, mountain bikes).
• You appreciate Audi’s Virtual Cockpit and intuitive MMI infotainment system.

Choose the BMW M340i If:

• You crave a more engaging, driver-focused experience with sharper steering and a more playful chassis.
• You prefer the traditional feel of a rear-wheel-drive biased performance sedan, even with xDrive.
• You appreciate the iconic smoothness and greater horsepower potential of BMW’s inline-six B58 engine.
• You like a more overtly athletic and assertive exterior design.
• You are drawn to BMW’s iDrive system and its blend of touchscreen and physical controls.

Both vehicles offer an incredible blend of luxury, technology, and exhilarating performance. Consider test driving both extensively to feel their distinct personalities firsthand. Pay attention to steering feel, throttle response, brake modulation, and how each car handles your typical driving routes.

Frequently Asked Questions About audi s5 vs bmw m340i

What are the main performance differences between the Audi S5 and BMW M340i?

The BMW M340i typically has slightly more horsepower (382 hp vs. 349 hp) from its turbocharged inline-six engine, and its ZF 8-speed automatic is often praised for quicker shifts. The Audi S5, with its turbocharged V6 and standard quattro AWD, offers excellent low-end torque and superior all-weather traction for consistent launches.

Which car has better handling for spirited driving?

For sheer driving engagement and a more dynamic feel, many enthusiasts lean towards the BMW M340i due to its rear-wheel-drive bias, more communicative steering, and M Sport differential. The Audi S5 offers exceptional grip and stability thanks to quattro, making it incredibly capable and confidence-inspiring, though perhaps less “playful.”

Is the Audi S5 Sportback more practical than the BMW M340i sedan?

Yes, the Audi S5 Sportback, with its hatchback design, offers significantly more versatile cargo space and easier loading/unloading compared to the traditional trunk of the BMW M340i sedan. This makes the Sportback a great option for those who need to haul larger items or gear for outdoor activities.

Which car is more comfortable for daily commuting?

Both are comfortable, but the Audi S5 often has a slight edge in ride refinement and cabin quietness, especially on rougher roads, thanks to its generally softer suspension tuning (even with adaptive dampers). The BMW M340i is also very comfortable, but its sporty nature means it can feel a bit firmer, especially in its sportier settings.

Are parts and maintenance costs similar for both vehicles?

Yes, as premium German performance cars, parts and maintenance costs for both the Audi S5 and BMW M340i are generally higher than for mainstream vehicles. Expect similar pricing for routine services, specialty fluids, and performance-oriented wear items like brakes and tires. DIY maintenance can save money, but always refer to specific service manuals and use appropriate tools and genuine or OEM-quality parts.

Conclusion: Your Journey, Your Choice

Both the Audi S5 and BMW M340i represent the pinnacle of German engineering, offering exhilarating performance, luxurious interiors, and cutting-edge technology. Your decision will ultimately come down to the driving experience you seek and the aesthetic that resonates most with your personal style.

Whether you’re drawn to the Audi S5’s refined composure and all-weather prowess or the BMW M340i’s dynamic agility and driver-centric focus, you’re choosing a truly exceptional machine. Take your time, do your research, and most importantly, get behind the wheel of both. Feel the differences, listen to the engines, and let your instincts guide you.

Whichever path you choose, remember that proper maintenance is the cornerstone of enjoying these vehicles for years to come. Stay safe on the road, keep those fluids checked, and enjoy every mile of your premium German sports tourer!