Audi S8 2024 4.0 TFSI quattro (520 HP) vs Audi S6 2023 2.9 TFSI quattro (450 HP) Comparison
Car Information
Engine / Motor
250
250
8
8
Dimensions
5 Seater
5 Seater
5147
4931
2111
1874
1458
1440
2994
2917
520
530
Fuel Economy
10.4
10.9
82
63
Comfort
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
Interior
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
Driver Seat
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
Safety
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
/
✓
Infotainment
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
Transmission
✓
✓
Automatic
Automatic
Chassis & Steering
✓
✓
All Wheel Drive
All Wheel Drive
Key Spec
4.0 L
2.9 L - 4.0 L
520 BHP - 605 BHP
420 BHP - 450 BHP
Automatic & CVT
Automatic & Manual
Gasoline & Petrol
Gasoline & Petrol
TBD
TBD
4 Seater - 5 Seater
5 Seater
Exterior
✓
✓
✓
/
✓
/
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
/
✓
/
✓
Engine
4.0 L
2.9 L
Gasoline
Gasoline
520 BHP
450 BHP
650
600
Technologies
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
/
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
Comparison of configuration highlights
Audi S8 2024 4.0 TFSI quattro (520 HP)
- Audio Controls on Steering Wheel
- Electronic engine immobilizer
- Power Tailgate
- Rear Defogger
- Rear AC Controls
- Push Button Start
- Keyless Entry
- Welcome Light
- Seats - Comfort
- Rear Camera
- Steering Adjustment
- Anti-Theft Alarm System
- Collision Detection
- Blind Spot Warning
- Speed Limiter
- Auto Door Lock
- Door Mirrors with Side Turn Signal
- Parking Sensors - Front and Rear
- EBD (Electronic Brakeforce Distribution)
- ABS
- Child Seat Interface (ISOFIX)
- Active braking
- Lane Departure Warning
Audi S6 2023 2.9 TFSI quattro (450 HP)
- Audio Controls on Steering Wheel
- Electronic engine immobilizer
- Power Tailgate
- Rear Defogger
- Push Button Start
- Temperature Display
- Keyless Entry
- Welcome Light
- Seats - Comfort
- Rear Camera
- Steering Adjustment
- Anti-Theft Alarm System
- Collision Detection
- Blind Spot Warning
- Speed Limiter
- Crash Auto Door Unlock
- Auto Door Lock
- Door Mirrors with Side Turn Signal
- Parking Sensors - Front and Rear
- EBD (Electronic Brakeforce Distribution)
- ABS
- Child Seat Interface (ISOFIX)
- Active braking
Review Comparison
Positive
- No data found
Negative
- No data found
Positive
- No data found
Negative
- No data found
Related comparisons
Expert / Editor Recommendation
Choose Audi S8 2024 4.0 TFSI quattro (520 HP) if you care more about interior space; choose Audi S6 2023 2.9 TFSI quattro (450 HP) if you care more about fuel economy.
Q&A
- According to fuel consumption data, Audi S8 2024 4.0 TFSI quattro (520 HP) has a fuel consumption of 9.62, while Audi S6 2023 2.9 TFSI quattro (450 HP) has a fuel consumption of 9.17. Therefore, Audi S6 2023 2.9 TFSI quattro (450 HP) is more fuel-efficient.
- In terms of interior space, Audi S8 2024 4.0 TFSI quattro (520 HP) has a wheelbase of 2994, while Audi S6 2023 2.9 TFSI quattro (450 HP) has a wheelbase of 2917. Generally, the model with the longer wheelbase, Audi S8 2024 4.0 TFSI quattro (520 HP), offers more room.
- Check drive type, ground clearance and torque together. Audi S8 2024 4.0 TFSI quattro (520 HP) uses All Wheel Drive, while Audi S6 2023 2.9 TFSI quattro (450 HP) uses All Wheel Drive.