The flagship luxury sedan segment has long been dominated by two cars, the Mercedes-Benz S-Class and the BMW 7 Series. Both represent technology, comfort and engineering that their brands can offer.
We tested both the Merc and the Beemer. The S-Class focuses on traditional comfort and refinement, while the 7 Series learns heavily into technology and bold design.
Exterior Design
The design logic of the two cars is immediately clear.
Mercedes-Benz S-Class
- Clean and elegant styling
- Large but simple grille
- Smooth body lines
- Classic Luxury appearance
BMW 7 Series
- The large kidney grille dominates the front
- Split headlamp design
- Sharper and more futuristic styling
- Much more visually dramatic
The S-Class looks understated and timeless, while the 7 Series is designed to stand out.
Interior and Cabin
Both sedans feature extremely luxurious interiors, but the experiences they offer differ.
S-Class Interior Highlights
- High-quality leather and materials
- Large OLED infotainment display
- Extensive ambient lighting
- Focus on comfort and relaxation
7 Series Interior Highlights
- Curved digital displays
- Crystal-style interior controls
- Modern dashboard layout
- Strong focus on technology
The Mercedes cabin feels more traditional and elegant, while the BMW interior feels more futuristic.
Rear Seat Experience
Rear seat comfort is crucial in this segment.
BMW 7 Series
- Optional 31-inch rear theatre screen
- Executive lounge seating
- Extensive entertainment features
Mercedes S-Class
- Extremely comfortable seats
- Better cushioning and support
- Calm and quiet cabin environment
The BMW offers more technology, but the Mercedes prioritises comfort.
Engine, Powertrain and Fuel Efficiency
Both cars use large six-cylinder engines paired with automatic gearboxes. However, their powertrain options and efficiency differ slightly.
Mercedes-Benz S-Class
The S-Class is offered in India with both petrol and diesel engines.
- S 350d: 3.0-litre inline-six diesel
- Power: about 286 hp
- Torque: 600 Nm
- Gearbox: 9-speed automatic
- S 450 4MATIC: 3.0-litre turbo-petrol with a mild-hybrid system
- Power: about 381 hp plus electric boost
- All-wheel drive system
Fuel efficiency figures range from 12 kmpl for the petrol variant to about 18 kmpl for the diesel variant.
BMW 7 Series
In India, the 7 Series is typically offered with a 3.0-litre turbocharged inline-six petrol engine.
- Engine: 2998 cc turbo-petrol
- Power: about 375 hp
- Torque: 520 Nm
- Gearbox: 8-speed automatic transmission
The petrol model delivers around 12.6 kmpl, while diesel variants in some markets can deliver up to 16 kmpl.
Driving Experience
Despite their size, both cars offer very different driving characteristics.
Mercedes-Benz S-Class
- Smooth ride
- Excellent noise isolation
- Designed mainly for comfort
BMW 7 Series
- Sharper steering
- Slightly sportier feel
- More engaging to drive
The S-Class focuses on ride comfort, while the 7-series feels more driver-oriented.
Technology
Both sedans are packed with advanced features.
Mercedes-Benz
- MBUX infotainment
- Augmented navigation
- Advanced voice commands
BMW
- Latest iDrive system
- Large rear theatre screen
- More futuristic digital interface
BMW clearly pushes the technology aspect further.
Price
In India, both flagship sedans sit in a very similar price bracket.
The BMW 7 Series starts at around ₹1.79 crore (ex-showroom) and goes up to about ₹1.82 crore depending on the variant.
The Mercedes-Benz S-Class is priced from roughly ₹1.78 crore to about ₹1.9 crore (ex-showroom).
Verdict
Both sedans deliver exceptional luxury, but they cater to different buyers. However, we strongly suggest that buyers test-drive these cars before making a decision.
Choose the S-Class if you want:
- Maximum comfort
- Traditional luxury
- A calmer, more refined experience
Choose the 7 Series if you want:
- More technology
- A futuristic interior
- A slightly sportier drive
In the end, the S-Class remains the benchmark for comfort, while the 7 Series stands out for technology and innovation.
