What's the Difference: Mercedes-Benz S-Class vs BMW 7 Series


Mercedes-Benz S-Class vs BMW 7 Series Near Houston, TX

The San Luis Resort Spa and Omni Barton Creek Resort & Spa are places you plan to visit for over-the-top pampering. Maybe a trip to Bernhardt Winery or golfing at River Oaks Country Club is more your style? That's one of the reasons we love living in Houston. Choices.

When it comes to a vehicle that fits your lifestyle, you also have choices. But there are few that meet the standards found in the Mercedes-Benz S-Class and BMW 7 Series. Two of the best cars in the luxury segment, both sedans are beautifully designed, posh, and powerful. But there are some major differences.

We've prepared this easy-to-follow review comparing the Mercedes-Benz S-Class vs the BMW 7 Series to reduce your research time and help you make an informed decision.

Mercedes-Benz S-Class vs BMW 7 Series

Features Mercedes-Benz S-Class BMW 7 Series
Fuel Economy 16 MPG City - 24 MPG Highway 18 MPG City - 27 MPG Highway
  • 6-Cyl, Hybrid, Turbo, 3.0 Liter
  • 6-Cyl, MHEV, 3.0 Liter
  • V8, MHEV, Twin Turbo, 4.0 Liter
  • 6-Cyl, Turbo, 3.0 Liter
  • V8, Twin Turbo, 4.4 Liter
Drivetrain AWD AWD and RWD
Cargo Space 12.9 cu ft 19.1 cu ft
Seating Capacity 5 5

Mercedes-Benz S-Class

Known industry-wide as the Mercedes-Benz flagship sedan, the Mercedes-Benz S-Class seamlessly blends power and precision performance with advanced technology and posh appointments. When it comes to an overall feeling of lavish luxury, the Mercedes-Benz S-Class is truly untouchable.

Powerful engines make for energetic acceleration, while an available all-wheel steering system offers amazing agility for a full-size luxury sedan.

The Mercedes-Benz S-Class is available in two trims: S 500 4MATIC® Sedan and S 580 4MATIC® Sedan. For those who want to add luxury to their luxury, the Maybach S 580 4MATIC® Sedan has it all.

BMW 7 Series

For the 2023 model year, the BMW 7 Series received a complete redesign.

Aerodynamic angles and meticulous craftsmanship make for a smooth handling ride, even over rough roads.

A swanky sea of high-end materials, elegant wood trim, and advanced technology envelope the cabin. Increased rear legroom and headroom enhance the limousine-like feel for rear-seat passengers.

The new BMW 7 Series also offers two trims: 740i Sedan and 760i xDrive Plug-In Hybrid.

Mercedes-Benz S-Class vs BMW 7 Series
Reliability and Quality

The world's top-selling luxury sedan, the Mercedes-Benz S-Class is known for its precision craftsmanship and attention to detail and regularly receives high scores for quality and reliability in industry reviews. U.S. News and World Report ranks the Mercedes-Benz S-Class #1 out of 4 in Luxury Large Cars. Kelley Blue Book consumer reviews for the Mercedes-Benz S-Class come in at an impressive 4.7 out of 5-star rating with a perfect 5 stars in the quality and reliability categories.

The BMW 7 Series ranks #3 out of 4 in Super Luxury Cars and receives an overall J.D. Power predicted reliability score of 79 out of 100 with an 85 out of 100 in the quality and reliability category.

Performance and Efficiency

All Mercedes-Benz S-Class and BMW 7 Series engines feature a mild hybrid system supported by a 48-volt lithium-ion battery.

The Mercedes-Benz S-Class features a Hybrid Integrated Starter-Generator, an innovative system that electrifies the inline-6 gasoline engine. Teamed with a 48-volt lithium-ion battery, the system can supply power to components that are usually driven by belts, like the air-conditioning compressor and water pump. The electric assist is also capable of generating bursts of gas-free power and torque for immediate response. The system also recaptures energy during deceleration.


The Mercedes-Benz S-Class features AIRMATIC® air suspension that uses electronic air springs to adapt to changes in driving conditions. At high speeds, it will also automatically lower the Mercedes-Benz S-Class ride height for improved aerodynamics, stability, and efficiency.

The Mercedes-Benz 4MATIC® all-wheel drive (AWD) system comes standard on all Mercedes-Benz S-Class models.

The BMW 740i is rear-wheel-drive (RWD), while the 760i is fitted with the xDrive intelligent all-wheel-drive (AWD) powertrain.


Mercedes-Benz S-Class fuel economy comes in at 21 city / 30 highway mpg* for the 500 4MATIC® and 16 city / 25 highway mpg* for the 580 4MATIC®.

For added efficiency, the Mercedes-Benz S-Class is built with a fuel-saving ECO Start/Stop system. Whenever the vehicle idles or sits at a stoplight, the system shuts off the engine. When pressure is taken off the brake, the engine restarts instantly and can accelerate immediately.

BMW 7 Series fuel economy is an impressive 25 city / 31 highway mpg* for the 740i and 18 city / 26 highway mpg* for the 760i.

Available in mid-2023, BMW will offer an all-electric model, the i7 xDrive60. The i7 is engineered with the latest BMW eDrive technology and will offer a 318-mile electric range.

Safety and Driving Assistance

Standard safety features for the Mercedes-Benz S-Class include:
  • Car-to-X Communication
  • Mercedes-Benz Emergency Call
  • Dashcam
  • LED Intelligent Light System with Ultra Wide Highbeams
  • LED Daytime Running Lamps
  • Surround View System
  • Advanced airbag technology
  • Adaptive braking technology
  • Electronic Stability Program (ESP®)
  • GUARD 360 antitheft alarm system
  • Rain-sensing windshield wipers

Standard driver assist features for the Mercedes-Benz S-Class include:
  • Active Distance Assist DISTRONIC®
  • Active Steering Assist
  • Adaptive Highbeam Assist
  • Crosswind Assist
  • Active Blind Spot Assist
  • Exit Warning Assist
  • Evasive Steering Assist
  • Active Lane Keeping Assist
  • Active Lane Change Assist
  • Active Brake Assist with Cross-Traffic Function
  • Active Emergency Stop Assist
  • Active Speed Limit Assist
  • Active Stop-and-Go Assist
  • Rear Cross-Traffic Alert with pedestrian detection and automatic braking

Standard collision mitigation features for the Mercedes-Benz S-Class include:
  • PRE-SAFE® Sound
  • PRE-SAFE® Impulse Side

Standard safety features for the BMW 7 Series include:
  • Active Blind Spot Detection
  • Driver drowsiness monitoring
  • Frontal Collision Warning
  • Automatic Emergency Braking
  • Blind-spot monitoring
  • Lane Departure Warning
  • Traffic sign recognition
  • Rearview camera
  • Surround View parking camera system
  • Front and rear parking sensors

Standard driver assist features for the BMW 7 Series include:
  • Active Park Distance Control
  • Parallel and perpendicular Parking Assistant

Standard collision mitigation features for the BMW 7 Series include:
  • Frontal Collision Warning with City Collision Mitigation
  • Crash protection system: if an impending collision is detected, the system tightens seat belts and automatically rolls up windows

An available Driving Assistance Professional Package for the BMW 7 Series includes:
  • Traffic Jam Assistant for limited access highways
  • Active Driving Assistant pro
  • Active Cruise Control with Stop&Go
  • Active Lane-Keeping Assistant with Side Collision Avoidance
  • Evasion aid
  • Front Cross-Traffic Alert

Infotainment and Technology

Both automakers take cockpit technology to new levels. Standard on both sedans:
  • Premium sound system
  • HD Radio
  • Satellite radio
  • Bluetooth®** connectivity
  • Apple CarPlay® integration
  • Android Auto™ integration
  • Navigation
  • Wi-Fi hot spot
  • Wireless device charging

Mercedes-Benz S-Class Highlights

Mercedes-Benz User Experience (MBUX): At the forefront of Mercedes-Benz innovation, MBUX uses machine learning to adapt and learn, fine-tuning its actions based on your natural speaking voice. MBUX features include:
  • "Hey, Mercedes" keyword activation
  • Intuitive speech interface, featuring natural voice control
  • Three digital interfaces: touch screen, touch-sensitive steering wheel controls, and in-dash digital displays
  • An available head-up display and Burmester surround sound
  • MBUX Interior Assistant which allows you to control key features using hand gestures

MBUX Augmented Video for Navigation: With guiding arrows superimposed on the MBUX central display, the navigation system guides your every turn. Using live imagery, street names, addresses, and other useful information are displayed to help you find your exact destination easily.

Route-based Speed Adaptation: Using maps from the MB Navigation database, the system employs DISTRONIC® cruise control to slow down when it detects approaching curves, traffic circles, and highway interchanges. Once through, the system automatically speeds the vehicle up to the posted speed limit.

12.8-inch OLED touchscreen central multimedia display: The large touchscreen is illuminated by Organic Light Emitting Diode (OLED) technology. OLED doesn't require backlighting, reduces energy use, and appears more crisp and clear thanks to the active pixels with the organic layers of the screen. A more intuitive touch experience is driven by pressure-sensitive responses and haptic feedback.

BMW 7 Series Highlights

Available Automatic Door technology opens and closes the front and rear doors touch-free.

Rear Executive Lounge Seating: Includes an executive lounge center console, reclining seat, and the available 31-inch BMW Theater Screen with personal eSIM 5G connectivity and a built-in Amazon Fire TV. Available on the BMW 760i xDrive sedan.

BMW ConnectedDrive Services: Integrates mobile devices and smart home technology with the vehicle's intelligent interfaces. Includes the My BMW App, Amazon Echo integration, BMW digital key technology, integrated navigation and assistance features, concierge services, and a head-up display.

Shop Mercedes-Benz S-Class Near Houston, TX

When you're ready to own your own slice of sophisticated style, visit Mercedes-Benz of Houston Greenway. Our dealership is the premiere Mercedes-Benz store in the River Oaks, West University, Bellaire, and Houston areas.

From our exceptional selection of new, Certified Pre-Owned, and pre-owned vehicles to our high-end customer service, you'll be treated to the car-buying experience you deserve.

Whether you decide to purchase or lease your new car, our finance team is committed to a hassle-free, fair, and fast financing process. We'll custom design a finance package designed for your specific needs.

When you drive a top-class vehicle, you want top-class maintenance. The Mercedes-Benz of Houston Greenway Service Center is here to keep your new vehicle running at peak performance. Our factory-trained TechXperts will treat your vehicle like it's their own.

Whether you want to compare the BMW 7 Series vs Mercedes-Benz S-Class in person or have another vehicle in mind, we're here to answer all your questions. Ready for a test drive? Call for an appointment or stop by our luxury showroom today. We're conveniently located at 3900 Southwest Freeway.

*Based on 2022 EPA mileage ratings. Use for comparison purposes only. Your mileage will vary depending on driving conditions, how you drive and maintain your vehicle, battery-pack age/condition, and other factors.

**Bluetooth® is a registered mark Bluetooth SIG, INC.