The Mercedes-AMG S63 E Performance stands as a pinnacle of automotive engineering, merging the raw might of a twin-turbo V8 with cutting-edge electric assistance to deliver 791 horsepower and 1,055 pound-feet of torque. This plug-in hybrid sedan accelerates from 0-60 mph in just 2.6 seconds, all while preserving the serene comfort expected from an S-Class.
Engineering a Hybrid Beast
At its core, the S63 E Performance features a hand-built 4.0-liter twin-turbo V8 engine producing 603 horsepower, paired seamlessly with a rear-mounted electric motor adding 188 horsepower. This combination drives all four wheels via a nine-speed automatic transmission and a dedicated two-speed gearbox for the electric component, ensuring instantaneous torque delivery.
The 13.1 kWh battery, developed with input from Mercedes’ Formula 1 team, enables up to 20 miles of electric-only driving and supports aggressive regeneration. Liquid cooling maintains optimal temperatures, prioritizing mid-range punch over extended EV range.
Driving Dynamics That Defy Expectations
Despite its substantial 5,700-pound weight, the S63 handles with surprising agility. Rear-axle steering and AMG Ride Control+ suspension with air springs provide precise cornering and stability, achieving 0.96 g of grip on Michelin Pilot Sport 4S tires.
Seven driving modes—from Electric and Comfort to Sport+—allow customization. In Sport+, the chassis firms up without sacrificing ride quality, making it suitable for daily use or spirited drives. Braking is exemplary, with optional carbon-ceramic discs stopping from 70 mph in 161 feet.
- Key Handling Features:
- AMG active roll stabilization reduces body lean.
- Rear-wheel steering enhances maneuverability.
- Adaptive damping balances sportiness and comfort.
Luxury Redefined in Every Seat
The interior exemplifies S-Class opulence with premium leather, AMG-specific stitching, and a 12.8-inch digital instrument cluster. Front seats offer multi-way adjustments, heating, ventilation, and massage functions; rear seats include individual screens, climate zones, and deployable tables.
Even with performance focus, noise insulation keeps the cabin hushed, though synthetic engine sounds enhance the experience in dynamic modes. The MBUX system with Dolby Atmos audio delivers immersive entertainment.
| Interior Highlight | Description |
|---|---|
| Front Seating | Power-adjustable with active bolsters and massage. |
| Rear Seating | Individual chairs with screens, tables, and leg rests. |
| Infotainment | MBUX hyperscreen, voice control, augmented reality nav. |
| Cargo Space | Ample trunk with power lid; seats fold for versatility. |
Performance Benchmarks
Real-world testing confirms its prowess: 0-60 mph in 2.6 seconds, quarter-mile in under 11 seconds, and a top speed electronically limited to 180 mph. Fuel economy lags at around 16-20 mpg combined, prioritizing power over efficiency.
The hybrid system’s calibration ensures smooth power integration, with the electric motor providing instant low-end thrust before the V8 surges in. This setup outperforms many supercars while seating five comfortably.
Technology and Safety Suite
Advanced driver aids include adaptive cruise control, lane-keeping, and a 360-degree camera. The F1-derived battery management optimizes energy flow for sustained performance. Over-the-air updates keep software current.
Safety ratings remain top-tier, inheriting S-Class five-star credentials with added AMG-tuned stability systems.
Pricing and Ownership Considerations
Starting near $190,000, options like carbon brakes ($8,950) and rear luxury packages ($11,000) push prices higher. Maintenance for the hybrid V8 demands premium service, but warranty coverage mitigates costs.
Pros: Unrivaled power-luxury blend, agile for size, exquisite cabin.
Cons: High price, modest EV range, thirsty on fuel.
Real-World Road Test Insights
On twisty roads, the S63 exhibits neutral balance with minimal roll, inspiring confidence. Highways showcase effortless cruising and passing power. Urban settings benefit from electric mode for silent, emission-free motoring.
Compared to rivals like BMW M760e or Audi S8, it leads in total output and hybrid integration, though weight impacts agility slightly versus pure ICE models.
Frequently Asked Questions (FAQs)
What is the horsepower of the Mercedes-AMG S63 E Performance?
It combines for 791 total horsepower from its V8 and electric motor.
How far can it drive on electric power alone?
Up to 20 miles, ideal for short commutes.
Is the ride comfortable despite the performance focus?
Yes, air suspension ensures plushness across modes.
What transmission does it use?
A nine-speed automatic with rear electric two-speed gearbox.
Can it match supercar acceleration?
Absolutely, with 0-60 in 2.6 seconds.
Why Choose the S63 E Performance?
This sedan transcends categories, offering hypercar speed in a limousine package. It’s for those seeking the ultimate grand tourer—powerful, refined, and technologically advanced. Whether dominating tracks or gliding through cities, it delivers without compromise.
References
- Tested: 2025 Mercedes-AMG S63 E Performance Is Always Fully Charged — Car and Driver. 2024-10-15. https://www.caranddriver.com/reviews/a64187219/2025-mercedes-amg-s63-e-performance-test/
- 2026 Mercedes-AMG S63 Review, Pricing, and Specs — Car and Driver. 2025-01-01. https://www.caranddriver.com/mercedes-amg/s63
- 2024 Mercedes-AMG S63 E Performance First Test: Drop the Hammer — MotorTrend. 2024-04-10. https://www.motortrend.com/reviews/2024-mercedes-amg-s63-e-performance-first-test-review
- Review: The Mercedes-AMG S63 E Performance Gains an Electric Motor, But Retains Its Soul — duPont Registry News. 2024-05-20. https://news.dupontregistry.com/blogs/reviews/review-the-mercedes-amg-s63-e-performance-gains-an-electric-motor-but-retains-its-soul
- Mercedes-AMG S63 E Performance review: most powerful ever S — Top Gear. 2024-06-12. https://www.topgear.com/car-reviews/s-class/amg-s63-e-performance/first-drive

