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Mercedes B Class VS Rolls-Royce Cullinan – Specs, Efficiency & Price Comparison

Which model is the better choice – the Mercedes B Class or the Rolls-Royce Cullinan? We compare performance (238 HP vs 600 HP), boot capacity (455 L vs 555 L), efficiency (0.80 L vs 15.20 L), and of course, the price (32900 £ vs 263500 £).
Find out now which car fits your needs better!

The Mercedes B Class (MPV) is powered by a Petrol MHEV, Diesel or Plugin Hybrid engine and comes with a Automatic transmission. In comparison, the Rolls-Royce Cullinan (SUV) features a Petrol MHEV or Petrol engine and a Automatic gearbox.

When it comes to boot capacity, the Mercedes B Class offers 455 L, while the Rolls-Royce Cullinan provides 555 L – depending on what matters most to you. If you’re looking for more power, you’ll need to decide whether the 238 HP of the Mercedes B Class or the 600 HP of the Rolls-Royce Cullinan suits your needs better.

There are also differences in efficiency: 0.80 L vs 15.20 L. In terms of price, the Mercedes B Class starts at 32900 £, while the Rolls-Royce Cullinan is available from 263500 £.

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

Mercedes B Class

The Mercedes-Benz B-Class offers a blend of practicality and luxury that sets it apart in the compact MPV segment. Its spacious and versatile interior is complemented by high-quality materials and a sleek design, making it ideal for both families and individuals seeking a touch of elegance on their daily commute. Advanced technology and safety features round out the package, ensuring a comfortable and secure driving experience.

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Rolls-Royce Cullinan

The Cullinan seamlessly combines the hallmark luxury of Rolls-Royce with the rugged versatility of an SUV, making it a true standout in the automotive landscape. Its impeccably crafted interior envelops passengers in a serene atmosphere, complemented by advanced technology and unparalleled comfort. With its commanding presence on the road, the Cullinan redefines what it means to travel in style without compromising on capability.

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Mercedes B Class
Rolls-Royce Cullinan
B Class

Costs and Consumption

Price
32900 - 52500 £
Price
263500 - 312700 £
Consumption L/100km
0.8 - 7.1 L
Consumption L/100km
15.2 - 16.3 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
83 km
Electric Range
-
Battery Capacity
12.90 kWh
Battery Capacity
-
co2
18 - 160 g/km
co2
344 - 370 g/km
Fuel tank capacity
35 - 51 L
Fuel tank capacity
100 L

Dimensions and Body

Body Type
MPV
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
4
Curb weight
1405 - 1745 kg
Curb weight
2660 kg
Trunk capacity
405 - 455 L
Trunk capacity
555 L
Length
4419 mm
Length
5341 mm
Width
1796 mm
Width
2164 mm
Height
1562 mm
Height
1835 mm
Payload
505 - 550 kg
Payload
840 kg

Engine and Performance

Engine Type
Petrol MHEV, Diesel, Plugin Hybrid
Engine Type
Petrol MHEV, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Automat. Schaltgetriebe (Doppelkupplung)
Transmission Detail
Automatikgetriebe
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
116 - 238 HP
Power HP
571 - 600 HP
Acceleration 0-100km/h
6.5 - 10 s
Acceleration 0-100km/h
4.9 - 5.2 s
Max Speed
200 - 250 km/h
Max Speed
250 km/h
Torque
200 - 450 Nm
Torque
850 - 900 Nm
Number of Cylinders
4
Number of Cylinders
12
Power kW
85 - 175 kW
Power kW
420 - 441 kW
Engine capacity
1332 - 1991 cm3
Engine capacity
6749 cm3

General

Model Year
2024 - 2025
Model Year
2020
CO2 Efficiency Class
E, D, F, B
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
Rolls-Royce

Mercedes B Class

A New Era of Compact Luxury: The Mercedes-Benz B-Class

The Mercedes-Benz B-Class represents a perfect blend of luxury, utility, and cutting-edge technology, standing as a testament to the brand’s commitment to innovation and class. This compact luxury MPV is tailored for motorists who seek practicality without compromising on performance and style.

Performance and Efficiency: A Comprehensive Overview

The new B-Class range comes with a selection of powertrains, including petrol mild-hybrids, diesels, and plug-in hybrids, ensuring a wide array of choices for every driving preference. The power output ranges from 116 to 238 PS, offering a harmonious balance of power and efficiency.

Among the exciting options, the plug-in hybrid variant stands out with a fuel consumption rate as low as 0.8 L/100km and an electric range of up to 83 km. The petrol and diesel engines offer impressive efficiency, with consumption ranging from 5.1 to 7.1 L/100km, catering to both environmental consciousness and driving pleasure.

Innovative Technology: Staying Ahead of the Curve

Inside the B-Class, drivers will find an array of technology designed to enhance the driving experience. The latest MBUX infotainment system comes with a high-resolution touchscreen, voice activation, and a suite of connectivity features, making each journey both intuitive and enjoyable.

Mercedes-Benz has also incorporated advanced driver-assistance systems, including adaptive cruise control and lane-keeping assist, to enhance safety and convenience. These features ensure that the B-Class not only keeps up with the demands of modern drivers but also anticipates them.

Design and Luxury: A Compact Model with Presence

The Mercedes-Benz B-Class has been designed to offer maximum interior comfort while maintaining a compact external profile. The vehicle’s aerodynamic shape is complemented by a stylish front fascia and distinctive body lines, giving it a dynamic yet elegant appearance.

Inside, the B-Class doesn't skimp on luxury. With a high-quality finish, ergonomic seating, and comprehensive climate control systems, it delivers a refined environment for driver and passengers alike, echoing the luxurious feel synonymous with the Mercedes-Benz brand.

Customisation and Price: Tailored to Individual Tastes

The B-Class provides ample customisation options across its variants. From Advanced to AMG Line, each offers a unique set of features and aesthetic touches, allowing buyers to tailor the vehicle to their personal tastes.

Pricing for the B-Class starts at €38,413 and can go up to €60,577, reflecting the range of configurations available. While some may see this as a premium investment, the comprehensive offering of features, efficiency, and luxury justifies the cost.

Conclusion: The Future of Compact Luxury is Here

The Mercedes-Benz B-Class remains a standout choice in the compact luxury segment, thanks to its combination of state-of-the-art technology, refined design, and performance efficiency. Whether you're considering practicality, luxury, or a bit of both, the B-Class is poised to meet your needs with aplomb.

Rolls-Royce Cullinan

The Rolls-Royce Cullinan stands as a monumental achievement in luxury SUV design, combining the elegance and craftsmanship of Rolls-Royce with the versatility and functionality expected of a sport utility vehicle. Named after the largest diamond ever found, the Cullinan embodies opulence and innovation, appealing to those who desire an extraordinary driving experience.

A Masterpiece of Engineering

At the heart of the Cullinan is the powerful 6.8-liter V12 engine, available in two configurations: the Petrol MHEV variant producing 571 HP and the traditional Petrol variant generating 600 HP. Both options offer an unparalleled blend of performance and refinement, allowing the Cullinan to accelerate from 0 to 100 km/h in just 5.2 seconds for the MHEV and an impressive 4.9 seconds for the standard version. This exhilarating performance is further complemented by a maximum speed of 250 km/h.

All-Wheel Drive Precision

The Cullinan features an advanced all-wheel drive system that ensures maximum grip and control on a variety of terrains. Its sophisticated automatic transmission seamlessly shifts gears, providing a smooth and responsive driving experience. With torque reaching up to 900 Nm, the Cullinan effortlessly tackles inclines while offering a commanding presence on the road.

Luxurious Interior and Exquisite Craftsmanship

Inside, the Cullinan showcases the hallmark luxury of Rolls-Royce with a cabin tailored to perfection. Seats for five are wrapped in high-quality leather, while the expansive trunk capacity of 555 liters offers ample space for luggage—making it the ideal companion for long journeys or a weekend getaway. The attention to detail, from the handcrafted wood finishes to the bespoke audio system, sets a new benchmark in automotive luxury.

Innovative Technology

The Cullinan is equipped with advanced technological features that enhance both comfort and safety. A state-of-the-art infotainment system integrates seamlessly with smartphones, offering drivers and passengers user-friendly navigation and entertainment options. Moreover, enhanced driver-assistance technologies provide peace of mind, ensuring safety while on the move.

Fuel Efficiency Meets Performance

Despite its large size and high performance, the Cullinan remains surprisingly efficient, with fuel consumption rates of 15.2 L/100 km for the MHEV and 16.3 L/100 km for the standard variant. This balance showcases Rolls-Royce’s commitment to innovation without compromising on luxury or performance.

Conclusion: The Pinnacle of Luxury SUVs

In a market crowded with premium SUVs, the Rolls-Royce Cullinan stands apart through its unique blend of power, elegance, and advanced engineering. It is a testament to the brand's legacy, setting a new standard for what a luxury SUV can and should be. For those seeking a vehicle that doesn't just transport them, but envelops them in luxury and performance, the Cullinan is truly unrivaled.

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