Mercedes-Benz SL 63 AMG 2023 5.5L vs M8 Coupe 2025 Competition Comparison
Car Information
Engine / Motor
250
250
8
8
Dimensions
2 Seater
4
4617
4867
2099
1907
1315
1362
2585
2827
504
420
Fuel Economy
9.9
9.5
75
68
Comfort
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
Interior
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
Safety
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
Infotainment
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
Transmission
Automatic
Automatic
/
✓
Chassis & Steering
Rear Wheel Drive
All Wheel Drive
/
✓
/
✓
Wheels/brakes
/
✓
/
✓
Key Spec
-
4.4
421 hp - 476 hp
625 BHP
9-speed AMG SPEEDSHIFT MCT & 9-speed automatic & AMG SPEEDSHIFT MCT 9-speed
Automatic
Gasoline & Hybrid
Gasoline
TBD
TBD
4
4
Engine
5.5 L
4.4
Gasoline
Gasoline
585 BHP
625 BHP
900
750
Exterior
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
Technologies
/
✓
/
✓
/
✓
/
✓
/
✓
Comparison of configuration highlights
Mercedes-Benz SL 63 AMG 2023 5.5L
M8 Coupe 2025 Competition
- Electronic Engine Immobilizer
- Power Tailgate
- 360 Degree Camera
- Push Button Start
- Keyless Entry
- Rear Camera
- Steering Adjustment
- Anti-Theft Alarm System
- Number of Airbags
- Pedestrian airbag
- First Aid Kit
- Fire Extinguisher
- Active Bonnet
- Collision Detection
- Blind Spot Warning
- Auto Door Lock
- Parking Sensors - Front and Rear
- EBD (Electronic Brakeforce Distribution)
- ABS
- Active braking
- Lane Departure Warning
Review Comparison
Positive
- No data found
Negative
- No data found
Positive
- No data found
Negative
- No data found
Related comparisons
Editor's PickM8 Coupe 2025 Competition
Expert / Editor Recommendation
Choose Mercedes-Benz SL 63 AMG 2023 5.5L if you care more about fuel economy; choose M8 Coupe 2025 Competition if you care more about interior space.
Q&A
- According to fuel consumption data, Mercedes-Benz SL 63 AMG 2023 5.5L has a fuel consumption of 10.1, while M8 Coupe 2025 Competition has a fuel consumption of 10.53. Therefore, Mercedes-Benz SL 63 AMG 2023 5.5L is more fuel-efficient.
- In terms of interior space, Mercedes-Benz SL 63 AMG 2023 5.5L has a wheelbase of 2585, while M8 Coupe 2025 Competition has a wheelbase of 2827. Generally, the model with the longer wheelbase, M8 Coupe 2025 Competition, offers more room.
- Check drive type, ground clearance and torque together. Mercedes-Benz SL 63 AMG 2023 5.5L uses Rear Wheel Drive, while M8 Coupe 2025 Competition uses All Wheel Drive.