For those seeking the perfect blend of luxury, speed, and practicality, few cars match the performance of high-end sports sedans. Today, we’re comparing three of the most powerful and refined German super sedans:
🔥 BMW M5 CS – The lightest and most hardcore version of the legendary M5.
💨 Audi RS7 Sportback – A sleek, high-performance luxury four-door coupe.
🏁 Mercedes-AMG E63 S – The ultimate blend of brute force and sophistication.
Which one reigns supreme? Let’s break it down in terms of performance, handling, luxury, and everyday usability to help you decide!
1. Engine & Performance
The heart of any super sedan is its powertrain. Here’s how these three German titans compare:
| Model | Engine | Horsepower | Torque | 0-100 km/h | Top Speed |
|---|---|---|---|---|---|
| BMW M5 CS | 4.4L Twin-Turbo V8 | 635 HP | 750 Nm | 3.0 sec | 305 km/h |
| Audi RS7 Sportback | 4.0L Twin-Turbo V8 | 600 HP | 800 Nm | 3.4 sec | 305 km/h |
| Mercedes-AMG E63 S | 4.0L Twin-Turbo V8 | 612 HP | 850 Nm | 3.3 sec | 300 km/h |
Analysis:
- The BMW M5 CS is the most powerful and the quickest to 100 km/h, thanks to its weight reduction and optimized tuning.
- The Audi RS7 Sportback offers the highest torque, making it a monster in rolling acceleration.
- The Mercedes-AMG E63 S sits in between, delivering incredible power with its brutal twin-turbo V8.
🏆 Winner: BMW M5 CS – It’s the fastest and most thrilling.
2. Handling & Driving Experience
A true performance sedan needs to balance power and agility. Here’s how each car performs on the road and track:
BMW M5 CS
✔️ Lightest of the three (1,825 kg), making it more agile.
✔️ M xDrive system provides rear-biased AWD fun.
✔️ Carbon-fiber enhancements make it feel track-ready.
Audi RS7 Sportback
✔️ Quattro AWD provides exceptional grip, especially in wet conditions.
✔️ Sport differential enhances cornering stability.
✔️ Feels heavier than the BMW, but still composed.
Mercedes-AMG E63 S
✔️ AMG-tuned AWD system allows for drift mode.
✔️ Adjustable air suspension offers the best mix of comfort and performance.
✔️ Slightly heavier than the BMW, but still delivers sharp handling.
🏆 Winner: BMW M5 CS – It’s the most dynamic and track-focused of the three.
3. Interior & Technology
| Model | Interior Style | Infotainment System | Unique Features |
|---|---|---|---|
| BMW M5 CS | Sporty, Alcantara & Carbon Fiber | 12.3” iDrive 7.0 | Lightweight bucket seats |
| Audi RS7 Sportback | Futuristic, High-Tech | Virtual Cockpit + MMI | Full-width OLED displays |
| Mercedes-AMG E63 S | Luxurious, AMG Styling | MBUX 12.3” Twin Screens | Best ambient lighting |
- The BMW M5 CS is all about performance, featuring bucket seats and a minimalist, race-inspired cabin.
- The Audi RS7 has the most high-tech dashboard, featuring Audi’s Virtual Cockpit and OLED displays.
- The Mercedes-AMG E63 S offers the most luxurious experience, with high-quality materials, a beautiful infotainment system, and stunning ambient lighting.
🏆 Winner: Mercedes-AMG E63 S – Best luxury experience while still offering extreme performance.
4. Everyday Usability & Practicality
| Model | Seating | Cargo Space | Ride Comfort |
|---|---|---|---|
| BMW M5 CS | 4 seats | 530L | Firm ride, but not harsh |
| Audi RS7 Sportback | 5 seats | 535L | Balanced, comfortable suspension |
| Mercedes-AMG E63 S | 5 seats | 540L | Adaptive air suspension for comfort |
- The BMW M5 CS sacrifices rear-seat comfort for lightweight racing bucket seats.
- The Audi RS7 Sportback and Mercedes-AMG E63 S are better daily drivers, offering more space and comfort.
- The E63 S has adaptive air suspension, making it the best for long-distance cruising.
🏆 Winner: Mercedes-AMG E63 S – Most comfortable and spacious for daily use.
5. Price & Value
| Model | Base Price (EUR) | Fully Loaded (EUR) |
|---|---|---|
| BMW M5 CS | €180,000 | ~€200,000 |
| Audi RS7 Sportback | €140,000 | ~€160,000 |
| Mercedes-AMG E63 S | €150,000 | ~€170,000 |
- The BMW M5 CS is the most expensive, but offers track-focused performance.
- The Audi RS7 Sportback is the most affordable, making it a great value for a high-performance luxury sedan.
- The Mercedes-AMG E63 S sits in the middle, offering the best mix of performance, luxury, and daily usability.
🏆 Winner: Audi RS7 Sportback – Offers great value without sacrificing performance.
Final Verdict: Which One Should You Choose?
🔥 Choose the BMW M5 CS if you want the ultimate track-focused luxury sedan with extreme performance.
💨 Choose the Audi RS7 Sportback if you want a sleek, high-tech, and well-balanced performance sedan.
🏁 Choose the Mercedes-AMG E63 S if you want a powerful, luxurious, and comfortable daily driver.
🏆 Overall Winner: BMW M5 CS – The most exciting and best-driving super sedan, but not the most practical.
Final Thoughts: A Battle of German Engineering
All three of these German high-performance sedans are phenomenal, each excelling in different areas. The M5 CS dominates the track, the RS7 offers the most style and tech, and the E63 S blends luxury with brute force.
No matter which one you pick, you’ll be driving one of the finest luxury performance sedans in the world.
