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BMW X7 VS Mercedes SL Class – Specs, Efficiency & Price Comparison

Which model is the better choice – the BMW X7 or the Mercedes SL Class? We compare performance (530 HP vs 816 HP), boot capacity (750 L vs 213 L), efficiency (7.90 L vs 7.70 L), and of course, the price (90100 £ vs 109000 £).
Find out now which car fits your needs better!

The BMW X7 ({ body-type_1}) is powered by a Diesel MHEV, Petrol MHEV, Petrol engine and comes with a Automatic transmission. In comparison, the Mercedes SL Class (Roadster) features a Petrol MHEV, Petrol, Plugin Hybrid engine and a Automatic gearbox.

When it comes to boot capacity, the BMW X7 offers 750 L, while the Mercedes SL Class provides 213 L – depending on what matters most to you. If you’re looking for more power, you’ll need to decide whether the 530 HP of the BMW X7 or the 816 HP of the Mercedes SL Class suits your needs better.

There are also differences in efficiency: 7.90 L vs 7.70 L. In terms of price, the BMW X7 starts at 90100 £, while the Mercedes SL Class is available from 109000 £.

Compare all the key specs now and find out which model fits your lifestyle best!

BMW X7

The BMW X7 stands as a remarkable testament to luxury and performance within the SUV market. Its design seamlessly blends elegance with a robust presence, ensuring a commanding stance on the road. Inside, it offers a lavish interior adorned with premium materials and cutting-edge technology to enhance the driving experience.

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Mercedes SL Class

The Mercedes-Benz SL-Class embodies a perfect fusion of performance and luxury, offering a driving experience that is both exhilarating and refined. Its sleek and aerodynamic design ensures a commanding presence on the road, while the sumptuous interior provides unparalleled comfort and cutting-edge technology. With a heritage of engineering excellence, this model stands as a testament to Mercedes-Benz's commitment to innovation and craftsmanship.

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BMW X7
Mercedes SL Class
X7
SL Class

Costs and Consumption

Price
90100 - 116800 £
Price
109000 - 197700 £
Consumption L/100km
7.9 - 12.1 L
Consumption L/100km
7.7 - 13.1 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
13 km
Battery Capacity
-
Battery Capacity
-
co2
206 - 273 g/km
co2
175 - 298 g/km
Fuel tank capacity
80 - 83 L
Fuel tank capacity
70 L

Dimensions and Body

Body Type
SUV
Body Type
Roadster
Seats
7
Seats
4
Doors
5
Doors
2
Curb weight
2490 - 2675 kg
Curb weight
1810 - 2195 kg
Trunk capacity
750 L
Trunk capacity
110 - 213 L
Length
5181 mm
Length
4700 - 4705 mm
Width
2000 mm
Width
1915 mm
Height
1835 mm
Height
1354 - 1359 mm
Payload
680 - 760 kg
Payload
325 - 375 kg

Engine and Performance

Engine Type
Diesel MHEV, Petrol MHEV, Petrol
Engine Type
Petrol MHEV, Petrol, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
352 - 530 HP
Power HP
381 - 816 HP
Acceleration 0-100km/h
4.7 - 5.9 s
Acceleration 0-100km/h
2.9 - 4.9 s
Max Speed
245 - 250 km/h
Max Speed
275 - 317 km/h
Torque
520 - 750 Nm
Torque
480 - 1420 Nm
Number of Cylinders
6 - 8
Number of Cylinders
4 - 8
Power kW
259 - 390 kW
Power kW
280 - 600 kW
Engine capacity
2993 - 4395 cm3
Engine capacity
1991 - 3982 cm3

General

Model Year
2023
Model Year
2024
CO2 Efficiency Class
G
CO2 Efficiency Class
G, F
Brand
BMW
Brand
Mercedes-Benz

BMW X7

Introduction to the BMW X7: A Luxurious Powerhouse

The BMW X7 stands as a testament to BMW's dedication to luxury, performance, and state-of-the-art technology. As BMW's flagship SUV, the X7 effortlessly combines opulent features with innovative engineering, ensuring a driving experience that is both exhilarating and refined.

Engine and Performance: A Blend of Power and Efficiency

Under the bonnet, the BMW X7 offers a variety of powertrains to suit different driving preferences. From the robust diesel mild-hybrid to the powerful petrol engine options, each boasts BMW's hallmark of efficiency without compromising on performance. With horsepower ranging from 352 to a staggering 530 PS, and acceleration from 0-100 km/h in just 4.7 seconds, the X7 delivers a thrilling yet smooth ride.

The advanced all-wheel-drive system ensures confidence-inspiring handling, while the state-of-the-art automatic transmission provides seamless gear changes, enhancing both city and highway driving experiences.

Design and Dimensions: Majestic and Commanding

The X7 makes a commanding statement with its expansive dimensions. Measuring 5181 mm in length and 2000 mm in width, BMW has designed this SUV not only to impress but also to offer unparalleled space within. The interior accommodates seven seats, providing generous comfort for every passenger. Coupled with a striking exterior design, the X7 is a blend of elegance and strength.

Technological Innovations: Ahead of Its Time

BMW's commitment to innovation is evident in every aspect of the X7. The SUV is equipped with cutting-edge features such as the M Sportpaket Pro Steptronic Sport, ensuring an engaging driving experience. The integration of state-of-the-art safety and driver-assistance systems further enhances on-road safety, making each journey as secure as it is enjoyable.

Inside, the high-quality infotainment system ensures passengers are connected and entertained, thanks to the intuitive control interfaces and connectivity options. Whether navigating city streets or cruising long distances, the X7's technology facilitates a seamless experience.

Environmental Considerations and Efficiency

Despite its powerful performance, the BMW X7 remains conscious of its environmental impact. Equipped with mild-hybrid technology, it achieves a balanced fuel consumption, with efficiency ratings between 7.9 and 12.1 L/100km. This demonstrates BMW's commitment to reducing emissions while providing a dynamic driving experience.

Conclusion: A Testament to Excellence

In conclusion, the BMW X7 is more than just an SUV; it is a symbol of luxury, performance, and technological advancement. Whether for the daily commute or cross-country adventures, the X7 stands prepared to exceed expectations, offering a driving experience marked by elegance and engineering prowess. For those seeking a vehicle that encapsulates the best of BMW, the X7 is an aspirational choice that delivers on all fronts.

Mercedes SL Class

Introducing the Mercedes-Benz SL-Class: A Modern Icon

The Mercedes-Benz SL-Class has long been synonymous with luxury and performance, capturing the imagination of car enthusiasts around the globe. The latest iteration continues this tradition, introducing a host of advanced technologies, refined design elements, and impressive performance capabilities.

A Look Under the Bonnet: Engine Specifications

The SL-Class showcases a range of powerful engines, designed to cater to both purists and those seeking the ultimate in speed. The available engines include a selection of petrol mild-hybrid, petrol, and pioneering plug-in hybrid options. Delivering between 381 and an astounding 816 PS, these engines offer unmatched versatility and performance for a roadster of this calibre.

The line-up's top-tier plug-in hybrid model is especially noteworthy, combining substantial power with an electric range of 13 km. This variant underscores Mercedes-Benz's commitment to merging traditional automotive prowess with future-facing innovation.

Driving Dynamics: Power Meets Precision

True to its legacy, the SL-Class offers a driving experience that blends power with precision. Featuring options for both rear-wheel and all-wheel drive configurations, the SL-Class ensures optimal traction and stability under various driving conditions. An advanced automatic transmission complements this, providing seamless gear transitions that enhance driving pleasure.

With a maximum speed ranging from 275 to 317 km/h and a swift 0-100 km/h acceleration time between 2.9 and 4.9 seconds, the SL-Class promises an exhilarating ride without compromising on luxury.

Technological Triumphs and Innovations

Mercedes-Benz has equipped the SL-Class with cutting-edge technologies. These include the MBUX infotainment system, which offers an intuitive control interface for navigation, entertainment, and vehicle settings. The inclusion of AI-driven features ensures that each drive is tailored to the driver’s preferences, enhancing convenience and comfort.

Safety is paramount in the SL-Class, with an array of driver-assistance technologies designed to protect and assist. From active brake assist to adaptive cruise control, each system is crafted to ensure maximum safety for both driver and passengers.

Exquisite Design: A Fusion of Elegance and Sportiness

The SL-Class is more than just a high-performance vehicle—it's a masterpiece of design. Its sleek silhouette and aerodynamic body lines exude elegance, while the luxurious interior offers unparalleled comfort. The craftsmanship is evident in every detail, from the quality of materials to the ergonomic layout of the driver’s cockpit.

The classic roadster proportions are enhanced by modern design touches, reflecting the storied history of the SL-Class while firmly placing it in the present. The result is a vehicle that is as pleasing to the eye as it is on the road.

Efficiency and Environmental Responsibility

Despite its powerful performance credentials, the SL-Class maintains a focus on efficiency. With fuel consumption figures ranging from 7.7 to 13.1 litres per 100 km, Mercedes-Benz demonstrates that performance and environmental responsibility can coexist.

The plug-in hybrid variant stands out, offering an efficient mode of travel that minimises CO2 emissions and maximises energy usage. This commitment to sustainability is a testament to Mercedes-Benz’s forward-thinking approach to automotive excellence.

A New Era for the Iconic Roadster

The Mercedes-Benz SL-Class represents a new era in automotive innovation, combining state-of-the-art technology and supreme performance with unmistakable style and luxury. As it continues to redefine what a modern roadster can be, the SL-Class remains a beacon of excellence and engineering prowess.

The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.