2025 Audi S8 vs 2025 Porsche Panamera
Comparison Overview
Choosing between the 2025 Audi S8 and the 2025 Porsche Panamera often comes down to raw performance ambition versus sensible daily practicality. If you need a sledgehammer of a sedan, the S8 delivers 563 hp and a massive 590 lb-ft of torque, making it an absolute beast compared to the Panamera's 348 hp. However, that power comes at a cost: the S8 starts at $125,300, which is $22,500 more than the Panamera's $102,800 entry price. For routine driving, the Panamera is more efficient, netting 21 MPG combined versus the S8's 18 MPG combined. Furthermore, the Panamera offers superior usability with 17.4 cu ft of cargo space compared to the S8's 12.5 cu ft, making the slightly smaller Porsche surprisingly better for weekend errands or airport runs, despite the Audi's substantial 209.5-inch length.
Size Comparison
Performance
Fuel Efficiency
Full Specifications
Our Verdicts
2025 Porsche Panamera
The Panamera wins for commuters due to its better combined fuel economy of 21 MPG compared to the S8's 18 MPG.
2025 Porsche Panamera
The Panamera is better suited for families as it provides significantly more cargo capacity at 17.4 cu ft versus the S8's 12.5 cu ft.
2025 Audi S8
The Audi S8 clearly appeals to enthusiasts with its vastly superior output of 563 hp and 590 lb-ft of torque.
2025 Porsche Panamera
The Panamera offers better value, costing $22,500 less while still providing a premium driving experience.
Choose the Audi S8 if...
- You demand extreme acceleration provided by 563 hp and 590 lb-ft of torque.
- All-wheel drive performance is non-negotiable for your driving conditions.
- You appreciate the commanding road presence afforded by the S8's longer 209.5-inch body.
Choose the Porsche Panamera if...
- Keeping purchase price closer to $100,000 is important, given the S8's $125,300 MSRP.
- You prioritize cargo space, benefiting from the Panamera's 17.4 cu ft capacity.
- Daily driving efficiency matters, as the Panamera achieves 25 highway MPG versus the S8's 24 highway MPG.
Key Dimensions
| Dimension | Audi S8 | Porsche Panamera |
|---|---|---|
| Length | 209.5" | 198.9" |
| Width | 76.6" | 76.3" |
| Height | 58.5" | 56.0" |
| Wheelbase | 123.2" | 116.1" |
Features Comparison
Safety
| Feature | Audi | Porsche |
|---|---|---|
| Lane Departure Warning | ✓ | ✓ |
| Pre-Collision Safety System | ✓ | ✓ |
| Post-Collision Safety System | ✓ | ✓ |
| Dual Front Side-Mounted Airbags | ✓ | ✓ |
| Dual Rear Side-Mounted Airbags | ✓ | ✓ |
| Front Head Airbags | ✓ | ✓ |
| Rear Head Airbags | ✓ | ✓ |
| Passenger Airbag Occupant Sensing Deactivation | ✓ | ✓ |
| Electronic Stability Control | ✓ | ✓ |
| Traction Control System | ✓ | ✓ |
| LATCH System | ✓ | ✓ |
| Rear Door Child Safety Locks | ✓ | ✓ |
| Anti-lock Brakes (ABS) | 4-Wheel | 4-Wheel |
| Front Ventilated Disc Brakes | ✓ | ✓ |
| Rear Ventilated Disc Brakes | ✓ | ✓ |
| Brake Preparation System | ✓ | ✓ |
| Brake Assist | ✓ | ✓ |
| Tire Pressure Monitoring System | ✓ | ✓ |
| Automatic Headlights | ✓ | ✓ |
| Headlight Delay-Off | ✓ | ✓ |
| LED Headlights | ✓ | ✓ |
| Self-Leveling Headlights | ✓ | — |
| Daytime Running Lights | ✓ | ✓ |
| Cornering Lights | ✓ | — |
| Headlight Washers | ✓ | — |
| Front Fog Lights | ✓ | — |
| Integrated Turn Signal Mirrors | ✓ | ✓ |
| Front Headrests | 2 | 2 |
| Front Height Adjustable Headrests | ✓ | — |
| Rear Headrests | 3 | 2 |
| Rear Height Adjustable Headrests | ✓ | — |
| Rear Center 3-Point Seatbelt | ✓ | — |
| Anti-Theft Alarm System (Remote) | ✓ | ✓ |
| Engine Immobilizer | ✓ | ✓ |
| Lane Keeping Assist System | — | ✓ |
| Driver Attention Alert | — | ✓ |
| Front Integrated Headrests | — | ✓ |
| Rear Integrated Headrests | — | ✓ |
Engine
| Feature | Audi | Porsche |
|---|---|---|
| Base Engine Displacement | 4.0 L | 2.9 L |
| Number of Cylinders | V8 | V6 |
| Base Engine Type | mild hybrid | gas |
| Horsepower | 563 hp | 348 hp @ 5400 rpm |
| Torque | 590 lb-ft | 368 lb-ft @ 1900 rpm |
| Number of Valves | 32 | 24 |
| Camshaft Type | Double overhead cam (DOHC) | Double overhead cam (DOHC) |
| Variable Valve Timing | Variable | Variable |
| Fuel Injection Type | ✓ | ✓ |
| Cylinder Deactivation | ✓ | — |
Drive Train
| Feature | Audi | Porsche |
|---|---|---|
| Transmission Type | 8-speed shiftable automatic | 8-speed automated manual |
| Drivetrain Type | all wheel drive | rear wheel drive |
| [object Object] | ✓ | — |
| [object Object] | ✓ | — |
Fuel
| Feature | Audi | Porsche |
|---|---|---|
| Fuel Type | premium unleaded (required) | premium unleaded (required) |
| EPA Fuel Economy (City/Highway) | 15/24 MPG | 18/25 MPG |
| EPA Fuel Economy (Combined) | 18 MPG | 21 MPG |
| EPA Driving Range (City/Highway) | 325.5/520.8 mi. | 426.6/592.5 mi. |
| Fuel Tank Capacity | 21.7 gal. | 23.7 gal. |
Comfort & Convenience
| Feature | Audi | Porsche |
|---|---|---|
| Push Button Start | ✓ | ✓ |
| Power Tilt and Telescopic Steering Wheel | ✓ | — |
| Transmission Controls on Steering Wheel | ✓ | ✓ |
| Audio Controls on Steering Wheel | ✓ | ✓ |
| Electric Power Steering | ✓ | ✓ |
| Front View Camera | ✓ | — |
| Side View Camera | ✓ | — |
| Rear View Camera | ✓ | ✓ |
| Front Parking Sensors | ✓ | ✓ |
| Rear Parking Sensors | ✓ | ✓ |
| Wireless Charging Pad | ✓ | ✓ |
| Cruise Control | ✓ | — |
| Universal Remote Transmitter | ✓ | ✓ |
| Front Cupholders | ✓ | ✓ |
| Rear Cupholders | ✓ | ✓ |
| Front Door Pockets | ✓ | ✓ |
| Rear Door Pockets | ✓ | ✓ |
| Front Seatback Storage | ✓ | ✓ |
| Leather Steering Wheel | ✓ | ✓ |
| Heated Steering Wheel | ✓ | ✓ |
| Four Zone Climate Control | ✓ | — |
| Rear Ventilation Ducts with Fan Control | ✓ | — |
| Interior Air Filtration | ✓ | ✓ |
| Extended Cabin Heating | ✓ | — |
| Dual Vanity Mirrors | ✓ | ✓ |
| Auto-Dimming Rearview Mirror | ✓ | ✓ |
| Turn Signal Indicators in Mirrors | ✓ | ✓ |
| Cooled Storage Compartment | ✓ | — |
| Tilt and Telescopic Steering Wheel | — | ✓ |
| Cruise Control on Steering Wheel | — | ✓ |
| Adaptive Cruise Control | — | ✓ |
| Dual Zone Climate Control | — | ✓ |
| Rear Ventilation Ducts | — | ✓ |
In Car Entertainment
| Feature | Audi | Porsche |
|---|---|---|
| Infotainment Display | 10.1 in | — |
| AM/FM Stereo | ✓ | ✓ |
| Premium Brand Speakers | Bang & Olufsen | — |
| Stereo Power | 730W | 150W |
| Speaker System | 17 | 10 |
| Surround Audio | Discrete | — |
| Android Auto (Wireless) | ✓ | — |
| Apple CarPlay (Wireless) | ✓ | — |
| USB Port | ✓ | ✓ |
| USB Port with External Media Control | ✓ | ✓ |
| Satellite Radio | ✓ | ✓ |
| Satellite Radio Trial Period | 3 months | 3 months |
| Speed Sensitive Volume Control | ✓ | — |
| Android Auto (Wired) | — | ✓ |
| Apple CarPlay (Wired) | — | ✓ |
| Auxiliary Audio Input | — | ✓ |
Power Feature
| Feature | Audi | Porsche |
|---|---|---|
| One-Touch Power Windows | 4 | 4 |
| Moonroof Type | 1st Row Power Glass | 1st Row Power Glass Extended |
| Keyless Entry | ✓ | ✓ |
| Reverse Tilt Passenger Mirror | ✓ | — |
| Heated Mirrors | ✓ | ✓ |
Frontseats
| Feature | Audi | Porsche |
|---|---|---|
| Front Head Room | 38.3 in. | — |
| Front Leg Room | 41.5 in. | — |
| Front Shoulder Room | 59.1 in. | — |
| Seat Material: Premium Leather | ✓ | — |
| Front Seat Type: Sport | ✓ | — |
| Driver Seat Power Adjustments | 18-way | 10-way |
| Driver Seat Height Adjustment | ✓ | ✓ |
| Driver Seat Lumbar Support | Power | Power |
| Driver Seat Memory Settings | 2 | 3 |
| Passenger Seat Power Adjustments | 18-way | 10-way |
| Passenger Seat Height Adjustment | ✓ | ✓ |
| Passenger Seat Lumbar Support | Power | Power |
| Driver Seat Heating | Multi-level | Multi-level |
| Passenger Seat Heating | Multi-level | Multi-level |
| Driver Seat Ventilation | ✓ | — |
| Passenger Seat Ventilation | ✓ | — |
| Seat Massage Function | ✓ | — |
| Seat Material: Leatherette | — | ✓ |
| Front Seat Type: Bucket | — | ✓ |
| Driver Seat Thigh Extension | — | ✓ |
| Passenger Seat Thigh Extension | — | ✓ |
| Passenger Seat Memory Settings | — | 3 |
Rearseats
| Feature | Audi | Porsche |
|---|---|---|
| Rear Head Room | 38.5 in. | — |
| Rear Leg Room | 44.3 in. | — |
| Rear Shoulder Room | 57.6 in. | — |
| Split-Folding Rear Seatback | ✓ | ✓ |
| Folding Rear Seat Feature | ✓ | — |
| Pass-Thru Center Armrest | ✓ | — |
| Folding Center Armrest | — | ✓ |
Tires and Wheels
| Feature | Audi | Porsche |
|---|---|---|
| Wheel Material | Alloy | Alloy |
| Wheel Size | 21 in | 19 x 10.5 in |
| Tire Type | Performance | Performance |
| Tire Size | 265/35R21 | 295/40R19 |
| Spare Tire Type | Temporary | — |
| Spare Tire Location | Inside Mounted | — |
Suspension
| Feature | Audi | Porsche |
|---|---|---|
| Four-Wheel Independent Suspension | ✓ | ✓ |
| Front Stabilizer Bar | — | ✓ |
| Rear Stabilizer Bar | — | ✓ |
Warranty
| Feature | Audi | Porsche |
|---|---|---|
| Basic Warranty | 4 yr./ 50000 mi. | 4 yr./ 50000 mi. |
| Drivetrain Warranty | 4 yr./ 50000 mi. | 4 yr./ 50000 mi. |
| Corrosion/Rust Warranty | 12 yr./ unlimited mi. | 12 yr./ unlimited mi. |
| Roadside Assistance | 4 yr./ unlimited mi. | 4 yr./ 50000 mi. |
Frequently Asked Questions
Common questions about comparing the 2025 Audi S8 and 2025 Porsche Panamera.
How much faster is the 2025 Audi S8 than the 2025 Porsche Panamera?
The Audi S8 boasts a significant power advantage, generating 563 hp compared to the Panamera's 348 hp, which is a difference of 215 horsepower. This makes the S8 much quicker in a straight line, though the Panamera's lighter weight may help offset some of that difference in tight handling.
Is the price difference between the two cars worth the extra power?
The S8 commands a premium of $22,500 over the base Panamera, asking $125,300 versus $102,800. You must decide if having 590 lb-ft of torque justifies the substantial increase in initial outlay and higher running costs due to lower fuel economy.
Which sedan is better for carrying luggage for a road trip?
The Porsche Panamera is surprisingly more accommodating for luggage, offering 17.4 cubic feet of cargo space. The Audi S8's trunk is significantly smaller, measuring only 12.5 cubic feet.
Are both cars equipped with AWD for adverse weather?
No, only the 2025 Audi S8 comes standard with all-wheel drive. The standard 2025 Porsche Panamera operates on a rear-wheel drive platform, which might influence buyer choice depending on climate.
Do these luxury sedans require the same type of fuel?
Yes, both the 2025 Audi S8 and the 2025 Porsche Panamera specify that they require premium unleaded fuel to maintain their high-performance engine specifications.
How does the transmission technology differ between the two models?
The Audi S8 uses a traditional 8-speed shiftable automatic transmission. In contrast, the Panamera utilizes an 8-speed automated manual, which some drivers may find offers a different, perhaps sharper, shifting feel.
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