BMW M3 vs M4 Engine and Performance Differences Explained

The BMW M3 vs M4: Engine and Performance Comparison highlights the pinnacle of high-performance luxury cars, as both models share the formidable S58 3.0-liter twin-turbo inline-six engine. This powerful engine delivers exceptional power and torque, with outputs ranging from 473 hp in standard models to 543 hp in the M3 CS and M4 CSL variants. Despite their shared platform, the BMW M3 and M4 cater to distinct driving preferences. The M4 benefits from a slightly better weight distribution, enhancing its agility, while the M3 offers the practicality of a sedan without compromising performance. Whether you prioritize track-ready dynamics or everyday usability, understanding these differences in the BMW M3 vs M4: Engine and Performance Comparison is key to choosing the right model.

Key Takeaways

• The BMW M3 and M4 both use the strong S58 3.0-liter twin-turbo engine. It can make up to 543 horsepower in top versions.

• The M3 has four doors, making it great for daily use. The M4 is a lighter coupe, built for sporty driving.

• Pick the M3 for a smooth and steady ride. Choose the M4 for quicker moves and better handling during fun drives.

• Both cars have two transmission choices: a 6-speed manual for more control or an 8-speed automatic for faster gear changes.

• Think about what you need: the M3 is better for everyday driving, while the M4 is perfect for exciting track days.

BMW M3 vs M4: Engine and Performance Comparison

Shared Engine Platform

Overview of the S58 inline-six engine

The BMW M3 and M4 both feature the S58 3.0-liter twin-turbocharged inline-six engine, a marvel of modern engineering. This high-performance engine is designed to deliver exceptional power and efficiency, making it a standout in the luxury performance car segment. Its compact design and lightweight construction contribute to the overall balance and agility of both models.

Key features like twin-turbocharging and high-revving capability

The S58 engine incorporates twin-turbocharging technology, which ensures rapid throttle response and consistent power delivery across the rev range. With a redline of 7,200 RPM, this engine offers a thrilling high-revving experience. Advanced cooling systems and lightweight materials enhance durability, making it suitable for both daily driving and track use.

Power and Torque Comparison

Horsepower and torque figures for standard and Competition models

The BMW M3 and M4 deliver impressive performance across their variants. Here’s a breakdown of their power and torque figures:

These figures highlight the versatility of the S58 engine, catering to different performance needs. The M3 Competition and M4 Competition models offer a noticeable boost in power and torque, making them ideal for enthusiasts seeking a more aggressive driving experience.

Differences in tuning and performance packages

The tuning of the M3 and M4 varies slightly, with the Competition models benefiting from enhanced software and hardware upgrades. These include improved cooling systems and performance exhausts, which optimize power delivery and sound. Optional performance packages further elevate the driving dynamics, offering features like carbon-ceramic brakes and track-focused suspension setups.

Weight and Balance

Weight differences between the M3 and M4

Both the BMW M3 and M4 weigh under 1,500 kg, but subtle differences exist due to their body styles. The M4 Coupe benefits from a slightly lighter chassis, thanks to its design and the use of lightweight materials like a carbon-fiber-reinforced plastic (CFRP) roof.

Impact of weight distribution on handling and agility

The M3 offers a balanced weight distribution, providing stability and confidence during high-speed driving. In contrast, the M4’s lower weight and coupe chassis enhance its agility, especially in sharp corners. The M4 feels more responsive, making it a better choice for spirited driving, while the M3 excels in delivering a stable and composed ride.

Transmission and Drivetrain in BMW M3 vs M4

Transmission Options

Manual vs. automatic transmission availability

The BMW M3 and M4 offer distinct transmission options to suit your driving preferences. Standard models come equipped with a 6-speed manual transmission, delivering a more engaging and traditional driving experience. If you prefer convenience and quicker shifts, the Competition variants feature an 8-speed automatic transmission. This automatic gearbox enhances performance by providing seamless gear changes, especially during high-speed acceleration.

Gear ratios and responsiveness differences

The gear ratios in the 6-speed manual transmission prioritize driver engagement, allowing you to feel more connected to the car. However, the 8-speed automatic transmission in the Competition models offers shorter gear ratios, resulting in faster acceleration and improved responsiveness. For instance, the M3 and M4 with manual transmissions achieve 0-60 mph in 4.1 seconds, while the Competition models with automatic transmissions reduce this time to 3.8 seconds. The xDrive-equipped Competition variants further enhance acceleration, reaching 60 mph in just 3.4 seconds.

Drivetrain Configurations

Rear-wheel drive vs. xDrive all-wheel drive options

The M3 and M4 offer two drivetrain configurations: rear-wheel drive (RWD) and xDrive all-wheel drive (AWD). Rear-wheel-drive models provide a classic sports car feel, giving you greater control and allowing for playful handling during spirited driving. On the other hand, the m xdrive system in AWD models enhances traction and stability, especially in challenging road conditions. This makes the xDrive variants ideal if you prioritize all-weather performance without sacrificing speed or agility.

How drivetrain choices affect traction and performance

The choice between RWD and m xdrive AWD significantly impacts performance. Rear-wheel-drive models excel in delivering a purer driving experience, making them perfect for track enthusiasts. However, the m xdrive system in AWD models ensures better grip during acceleration and cornering, reducing wheel spin and improving overall stability. This added traction allows the xDrive-equipped M3 and M4 to achieve quicker 0-60 mph times, making them a compelling option for those seeking maximum performance.

Performance Metrics of BMW M3 and M4

Acceleration and Top Speed

0-60 mph times for each model and variant

The BMW M3 and M4 deliver impressive acceleration, with slight variations across their models. The M3 Competition xDrive and M4 Competition xDrive both achieve a blistering 0-60 mph time of 3.4 seconds, showcasing their exceptional performance benefits. Manual versions of the M3 and M4 take 4.1 seconds to reach the same speed, offering a more traditional driving experience.

The M3 slightly edges out the M4 in acceleration, particularly in its Competition variants. This makes it an excellent choice for those who prioritize rapid acceleration and dynamic driving.

Top speed comparisons with and without performance packages

Both the M3 and M4 offer impressive top speeds, with the M3 reaching up to 197 mph and the M4 achieving 190 mph. Performance packages, such as the M Driver’s Package, unlock higher top speeds for both models. These packages also enhance the overall driving experience, making them ideal for enthusiasts who seek maximum performance figures.

Handling and Aerodynamics

Differences in chassis tuning and suspension setups

The M3 and M4 share a similar chassis design but differ in tuning to suit their unique body styles. The M4 Coupe benefits from a slightly lighter kerb weight, improving its agility and responsiveness. Both models feature a CFRP strut brace, which enhances rigidity and steering precision. The M3 Sedan, with its balanced weight distribution, provides a more stable and composed ride, making it better suited for daily driving.

Aerodynamic design and its impact on performance

Aerodynamics play a crucial role in the performance of the M3 and M4. The M4 Coupe generates varying levels of downforce at different speeds, ensuring stability during high-speed driving. For instance:

• At 140 kph, the M4 experiences 150N lift at the front axle and 150N downforce at the rear.

• At 290 kph, the downforce increases to 620N at the rear axle, enhancing control.

The M3 also benefits from aerodynamic enhancements, such as a CFRP roof that lowers the center of gravity. These features improve handling and contribute to a more engaging driving experience. Whether you choose the M3 or M4, you’ll enjoy a blend of precision and control that defines BMW’s engineering excellence.

Driving Experience in BMW M3 vs M4

Steering and Braking

Steering feel and feedback in the M3 vs. M4

The steering systems in the BMW M3 and M4 are designed to provide precise control and enhance your driving experience. Both models feature an electromechanical steering system with three selectable modes: COMFORT, SPORT, and SPORT+. These modes allow you to tailor the steering feel to your preferences, whether you’re navigating city streets or pushing limits on a track.

The M3’s balanced weight distribution contributes to a stable and predictable steering response, making it ideal for high-speed cruising. In contrast, the M4’s lighter weight and coupe chassis enhance its agility, offering sharper and more responsive steering. This makes the M4 particularly engaging during spirited cornering.

Braking system differences and performance

Both models come equipped with high-performance braking systems that deliver exceptional stopping power. The standard brakes feature large ventilated discs, while optional carbon-ceramic brakes provide even greater performance for track enthusiasts. The M4’s slightly lighter chassis gives it a marginal edge in braking responsiveness, but the M3’s setup ensures consistent and reliable performance under various conditions.

Ride Comfort and Noise

Suspension tuning and ride quality

The BMW M3 and M4 both feature Adaptive M suspension, which allows you to switch between COMFORT, SPORT, and SPORT+ modes. The M3’s suspension tuning prioritizes a smoother ride, making it more forgiving over uneven surfaces. This makes the M3 a better choice for daily commutes or long drives.

The M4, with its stiffer chassis, offers a firmer ride that enhances road feedback. While this improves handling and performance, it may feel harsher on rough pavement. If you value a more connected driving experience, the M4’s setup will likely appeal to you.

Cabin noise levels during high-speed driving

Both models excel in minimizing cabin noise, even at high speeds. The M3’s sedan design provides slightly better insulation, making it quieter during highway cruising. The M4, while still refined, allows more road and engine noise into the cabin, adding to the sporty ambiance.

Overall Driving Feel

Driver engagement and track performance

The BMW M3 and M4 deliver exceptional driver engagement, thanks to their responsive steering, powerful engines, and customizable driving modes. The M4’s lower center of gravity and stiffer chassis make it more agile and confidence-inspiring on the track. It encourages you to push its limits, offering a thrilling experience.

The M3, with its balanced design and forgiving suspension, provides a more composed and stable ride. This makes it a versatile option for both track days and daily driving.

Suitability for daily driving

If you’re looking for a car that balances performance with practicality, the M3 stands out. Its sedan design offers more interior space and a smoother ride, making it ideal for families or long commutes. The M4, with its coupe styling and firmer suspension, caters to those who prioritize a sportier driving experience.

Both models excel in delivering a dynamic driving experience, but your choice will depend on whether you value practicality or track-ready performance.

Practical Considerations for BMW M3 and M4 Buyers

Daily Usability

Differences in interior space and practicality

The BMW M3 saloon offers a clear advantage in practicality due to its four-door design. Its spacious rear seats and larger trunk make it ideal for families or those who frequently carry passengers. The m3 sedan also provides easier access to the rear seats, which enhances its usability in everyday scenarios.

In contrast, the m4 coupé emphasizes style and performance over practicality. Its two-door layout and sloping roofline reduce rear-seat accessibility and headroom. The m4 coupe’s smaller trunk space further highlights its focus on being a driver-centric vehicle. If you prioritize practicality, the m3 saloon is the better choice.

Ease of use in urban and highway settings

Navigating city streets feels effortless in the m3 saloon, thanks to its compact dimensions and excellent visibility. Its balanced suspension absorbs road imperfections, ensuring a comfortable ride in urban environments. On highways, the m3 sedan delivers a smooth and composed driving experience, making long journeys more enjoyable.

The m4 coupé, while slightly less practical, excels in spirited driving. Its lower center of gravity and stiffer chassis enhance cornering performance, making it a joy to drive on winding roads. However, its firmer suspension may feel less forgiving on uneven city streets.

Fuel Efficiency

MPG figures for both models and variants

Both the BMW M3 and M4 deliver respectable fuel efficiency for high-performance vehicles:

• City driving: 16-19 mpg

• Highway driving: 22-26 mpg

These figures vary depending on the drivetrain and transmission options. Rear-wheel-drive models tend to be slightly more efficient than xDrive all-wheel-drive variants.

How drivetrain and transmission choices affect efficiency

The choice of drivetrain and transmission significantly impacts fuel efficiency. Manual transmissions in the m3 saloon and m4 coupé offer a more engaging driving experience but may result in slightly lower mpg figures. Conversely, the 8-speed automatic transmission optimizes fuel consumption by maintaining efficient engine speeds during highway cruising. The xDrive system in AWD models improves traction but adds weight, which can slightly reduce efficiency.

Maintenance and Ownership Costs

Expected maintenance costs for the M3 vs. M4

Owning a high-performance vehicle like the BMW M3 or M4 comes with higher-than-average maintenance costs. Routine services such as oil changes and brake pad replacements are more expensive due to the specialized components. Below is a breakdown of typical service costs:

Longevity and reliability considerations

Both the m3 saloon and m4 coupé share most of their mechanical components, resulting in similar reliability ratings. However, the m3 saloon’s practical design often makes it a more versatile long-term option. It may also retain better resale value due to its broader appeal. While maintenance costs are higher than average, regular servicing ensures these vehicles remain reliable and perform at their peak for years.

The BMW M3 and M4 share a powerful engine and deliver thrilling performance, but their unique designs cater to different needs. The M3 stands out as the more practical option, thanks to its four-door layout, larger trunk, and smoother ride. These features make it ideal for daily commutes or family use. In contrast, the M4’s two-door coupe design and stiffer chassis emphasize sportier driving dynamics, appealing to those who prioritize performance and agility.

Choosing between the two depends on your priorities. If you value practicality and versatility, the M3 is the better fit. However, if you seek a more engaging and dynamic driving experience, the M4 offers a sportier alternative. Both models embody BMW’s commitment to engineering excellence, ensuring you enjoy every mile behind the wheel.