2025 Audi S6 vs 2025 Toyota Mirai
Comparison Overview
The most significant disparity between the 2025 Audi S6 and the 2025 Toyota Mirai is the $24,105 difference in Manufacturer's Suggested Retail Price, with the Mirai starting at $51,795 compared to the S6's $75,900. Performance metrics heavily favor the S6, boasting 444 horsepower and 442 lb-ft of torque versus the Mirai's 182 hp and 221 lb-ft of torque. Fuel economy is drastically different; the S6 achieves a combined 22 MPG while the Mirai offers a 402-mile electric range on hydrogen. Dimensionally, the Mirai is slightly longer at 195.8 inches versus the S6's 195.0 inches, but the S6 provides a superior 13.7 cubic feet of cargo capacity compared to the Mirai's 9.6 cu ft. The required fuel type also presents a major practical difference: premium unleaded for the Audi versus hydrogen for the Toyota.
Size Comparison
Performance
Fuel Efficiency
Full Specifications
Our Verdicts
2025 Toyota Mirai
The Toyota Mirai offers a superior 402-mile range and utilizes hydrogen fuel, potentially offering lower per-mile operating costs than the S6's 22 MPG combined efficiency.
2025 Audi S6
The Audi S6 offers 13.7 cu ft of cargo space, significantly exceeding the Mirai's 9.6 cu ft capacity, providing more practical utility for passengers and luggage.
2025 Audi S6
The Audi S6 delivers 444 horsepower and 442 lb-ft of torque, representing a 262 hp advantage over the Mirai for spirited driving.
2025 Toyota Mirai
The Toyota Mirai saves the buyer $24,105 upfront and operates on a fundamentally different, potentially cheaper refueling source than the S6's premium fuel requirement.
Choose the Audi S6 if...
- You prioritize maximum acceleration, leveraging the S6's 444 horsepower output.
- You require the greater practicality afforded by 13.7 cu ft of cargo capacity.
- You prefer the established performance and drivetrain of an all-wheel-drive sedan using an 8-speed automatic transmission.
Choose the Toyota Mirai if...
- Budget is a primary concern, utilizing the $75,900 S6 MSRP versus the Mirai's $51,795 base price.
- You seek the extensive 402-mile zero-tailpipe-emission range offered by the hydrogen fuel cell.
- Rear-wheel drive architecture and the continuous variable transmission are preferred over the S6's AWD setup.
Key Dimensions
| Dimension | Audi S6 | Toyota Mirai |
|---|---|---|
| Length | 195.0" | 195.8" |
| Width | 74.3" | 74.2" |
| Height | 56.9" | 57.9" |
| Wheelbase | 115.3" | 114.9" |
Features Comparison
Safety
| Feature | Audi | Toyota |
|---|---|---|
| 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 Assist | ✓ | ✓ |
| Tire Pressure Monitoring System | ✓ | ✓ |
| Automatic Headlights | ✓ | — |
| Headlight Delay-Off | ✓ | — |
| LED Headlights | ✓ | ✓ |
| Daytime Running Lights | ✓ | ✓ |
| Headlight Washers | ✓ | — |
| Integrated Turn Signal Mirrors | ✓ | ✓ |
| Front Headrests | 2 | 2 |
| Front Integrated Headrests | ✓ | — |
| Rear Headrests | 3 | 3 |
| Rear Height Adjustable Headrests | ✓ | ✓ |
| Rear Center 3-Point Seatbelt | ✓ | ✓ |
| Anti-Theft Alarm System (Remote) | ✓ | ✓ |
| Engine Immobilizer | ✓ | ✓ |
| Blind Spot Monitor | — | ✓ |
| Lane Keeping Assist System | — | ✓ |
| Rear Cross Traffic Alert | — | ✓ |
| Self-Leveling Headlights | — | ✓ |
| Front Height Adjustable Headrests | — | ✓ |
Engine
| Feature | Audi | Toyota |
|---|---|---|
| Base Engine Displacement | 2.9 L | — |
| Number of Cylinders | V6 | — |
| Base Engine Type | mild hybrid | electric (fuel cell) |
| Horsepower | 444 hp | 182 hp |
| Torque | 442 lb-ft | 221 lb-ft |
| Number of Valves | 24 | — |
| Camshaft Type | Double overhead cam (DOHC) | — |
| Variable Valve Timing | Variable | — |
| Fuel Injection Type | ✓ | — |
Drive Train
| Feature | Audi | Toyota |
|---|---|---|
| Transmission Type | 8-speed shiftable automatic | continuously variable-speed automatic |
| Drivetrain Type | all wheel drive | rear wheel drive |
| Center Differential Type | Limited Slip | — |
Fuel
| Feature | Audi | Toyota |
|---|---|---|
| Fuel Type | premium unleaded (required) | hydrogen |
| EPA Fuel Economy (City/Highway) | 19/27 MPG | — |
| EPA Fuel Economy (Combined) | 22 MPG | — |
| EPA Driving Range (City/Highway) | 366.7/521.1 mi. | — |
| Fuel Tank Capacity | 19.3 gal. | — |
| EPA Efficiency (City/Highway MPGe) | — | 76/71 MPGe |
| EPA Efficiency (Combined MPGe) | — | 74 MPGe |
| EPA Electric Driving Range | — | 402 mi. |
| EPA Energy Consumption (kWh/100 mi) | — | 72 |
| Battery Capacity | — | 1.24 kWh |
Comfort & Convenience
| Feature | Audi | Toyota |
|---|---|---|
| Push Button Start | ✓ | ✓ |
| Power Tilt and Telescopic Steering Wheel | ✓ | — |
| Transmission Controls on Steering Wheel | ✓ | — |
| Audio Controls on Steering Wheel | ✓ | ✓ |
| Electric Power Steering | ✓ | ✓ |
| Rear and Side View Camera | ✓ | — |
| Front Parking Sensors | ✓ | ✓ |
| Rear Parking Sensors | ✓ | ✓ |
| 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 | ✓ | ✓ |
| Dual Vanity Mirrors | ✓ | ✓ |
| Auto-Dimming Rearview Mirror | ✓ | ✓ |
| Turn Signal Indicators in Mirrors | ✓ | ✓ |
| Tilt and Telescopic Steering Wheel | — | ✓ |
| Cruise Control on Steering Wheel | — | ✓ |
| Front View Camera | — | ✓ |
| Side View Camera | — | ✓ |
| Rear View Camera | — | ✓ |
| Wireless Charging Pad | — | ✓ |
| Adaptive Cruise Control | — | ✓ |
| Overhead Console with Storage | — | ✓ |
| Dual Zone Climate Control | — | ✓ |
In Car Entertainment
| Feature | Audi | Toyota |
|---|---|---|
| Infotainment Display | 10.1 in | 12.3 in |
| AM/FM Stereo | ✓ | ✓ |
| Stereo Power | 180W | 1200W |
| Speaker System | 10 | 14 |
| Android Auto (Wireless) | ✓ | ✓ |
| Apple CarPlay (Wireless) | ✓ | ✓ |
| USB Port | ✓ | ✓ |
| USB Port with External Media Control | ✓ | ✓ |
| Satellite Radio | ✓ | ✓ |
| Satellite Radio Trial Period | 3 months | 3 months |
| JBL Speakers | — | ✓ |
| Subwoofer Count | — | 1 |
| Surround Audio | — | Discrete |
Power Feature
| Feature | Audi | Toyota |
|---|---|---|
| One-Touch Power Windows | 4 | 4 |
| Moonroof Type | 1st Row Power Glass Extended | — |
| Keyless Entry | ✓ | ✓ |
| Heated Mirrors | ✓ | ✓ |
Frontseats
| Feature | Audi | Toyota |
|---|---|---|
| Front Head Room | 38.0 in. | 38.4 in. |
| Front Leg Room | 41.3 in. | 42.2 in. |
| Front Shoulder Room | 57.8 in. | 58.4 in. |
| Seat Material: Leather | ✓ | — |
| Front Seat Type: Sport | ✓ | — |
| Driver Seat Power Adjustments | 8-way | 8-way |
| Driver Seat Height Adjustment | ✓ | ✓ |
| Driver Seat Lumbar Support | Power | — |
| Driver Seat Thigh Extension | ✓ | — |
| Driver Seat Memory Settings | 2 | — |
| Passenger Seat Power Adjustments | 8-way | 4-way |
| Passenger Seat Height Adjustment | ✓ | — |
| Passenger Seat Lumbar Support | Power | — |
| Passenger Seat Thigh Extension | ✓ | — |
| Driver Seat Heating | Multi-level | Multi-level |
| Passenger Seat Heating | Multi-level | Multi-level |
| Front Hip Room | — | 56.5 in. |
| Seat Material: Leatherette | — | ✓ |
| Front Seat Type: Bucket | — | ✓ |
Rearseats
| Feature | Audi | Toyota |
|---|---|---|
| Rear Head Room | 38.1 in. | 36.7 in. |
| Rear Leg Room | 37.4 in. | 33.1 in. |
| Rear Shoulder Room | 56.5 in. | 54.4 in. |
| Split-Folding Rear Seatback | ✓ | — |
| Folding Rear Seat Feature | ✓ | — |
| Pass-Thru Center Armrest | ✓ | — |
| Rear Hip Room | — | 52.8 in. |
| Folding Center Armrest | — | ✓ |
Tires and Wheels
| Feature | Audi | Toyota |
|---|---|---|
| Wheel Material | Alloy | Alloy |
| Wheel Size | 21 in | 19 x 8.0 in |
| Tire Type | Performance | All Season |
| Tire Size | 255/35R21 | P235/55R19 |
| Spare Tire Type | Temporary | — |
| Spare Tire Location | Inside Mounted | — |
Suspension
| Feature | Audi | Toyota |
|---|---|---|
| Four-Wheel Independent Suspension | ✓ | ✓ |
| Front Stabilizer Bar | ✓ | ✓ |
| Rear Stabilizer Bar | ✓ | ✓ |
Warranty
| Feature | Audi | Toyota |
|---|---|---|
| Basic Warranty | 4 yr./ 50000 mi. | 3 yr./ 36000 mi. |
| Drivetrain Warranty | 4 yr./ 50000 mi. | 5 yr./ 60000 mi. |
| Corrosion/Rust Warranty | 12 yr./ unlimited mi. | 5 yr./ unlimited mi. |
| Roadside Assistance | 4 yr./ unlimited mi. | 3 yr./ unlimited mi. |
| Hybrid Component Warranty | — | 10 yr./ 150000 mi. |
| Complimentary Scheduled Maintenance | — | 3 yr./ 35000 mi. |
Frequently Asked Questions
Common questions about comparing the 2025 Audi S6 and 2025 Toyota Mirai.
What is the actual fuel cost difference between the S6 and the Mirai?
While exact cost comparisons depend on local fuel prices, the Audi S6 requires premium unleaded and returns 22 MPG combined, whereas the Mirai runs on hydrogen, which may result in significantly lower per-mile costs for owners near a refueling station.
Is the Audi S6 or the Toyota Mirai larger inside?
The Audi S6 offers notably more storage space with 13.7 cu ft of cargo capacity compared to the Toyota Mirai's 9.6 cu ft. Dimensionally, the Mirai is slightly taller at 57.9 inches versus the S6's 56.9 inches.
How much faster is the Audi S6 in performance metrics?
The S6 holds a substantial performance advantage, producing 444 hp and 442 lb-ft of torque. This is 262 hp more than the Mirai's 182 hp and double the torque output.
Which car is better for long-distance commuting?
The Toyota Mirai excels in range potential with a full 402-mile electric range capability, which may require fewer stops than refueling the Audi S6 based on its 22 MPG rating.
Do both vehicles use an all-wheel-drive system?
No, the 2025 Audi S6 is equipped with all-wheel drive, whereas the 2025 Toyota Mirai utilizes a rear-wheel-drive configuration paired with a continuously variable-speed automatic transmission.
What is the price premium associated with the performance of the Audi S6?
Choosing the performance-oriented Audi S6 incurs a price penalty of $24,105 over the base MSRP of the hydrogen-powered Toyota Mirai.
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