Audi A8 vs Mercedes S-Class 2026: Luxury Sedan Comparison
The Mercedes-Benz S-Class leads in luxury features, autonomous driving capability (Level 3), and resale value, while the Audi A8 offers a more refined interior design, better handling dynamics, and lower starting price by approximately $15,000.
Audi A8
German full-size luxury sedan with efficient TFSI engines and intuitive MMI infotainment.
Drivers seeking sport-luxury balance, tech-savvy buyers who prefer minimalist interfaces, and those wanting premium German engineering without maximum price premium
Mercedes-Benz S-Class
Ultra-luxury flagship sedan setting the standard for innovation, prestige, and advanced digital technology.
Luxury buyers valuing autonomous driving innovation, brand prestige, and maximizing resale value; executives prioritizing cutting-edge technology and rear-seat comfort
Quick Answer
AI SummaryThe Mercedes-Benz S-Class leads in luxury features, autonomous driving capability (Level 3), and resale value, while the Audi A8 offers a more refined interior design, better handling dynamics, and lower starting price by approximately $15,000.
Our Verdict
AI-assistedThe Mercedes-Benz S-Class excels for buyers prioritizing cutting-edge technology, autonomous driving features, and luxury prestige with superior resale value. Choose the Audi A8 if you value engaging driving dynamics, a more intuitive interior layout, and want to save $15,000 while still entering the ultra-luxury sedan segment with German engineering excellence.
Was this verdict helpful?
Choose Audi A8 if
Drivers seeking sport-luxury balance, tech-savvy buyers who prefer minimalist interfaces, and those wanting premium German engineering without maximum price premium
Choose Mercedes-Benz S-Class if
Best pickLuxury buyers valuing autonomous driving innovation, brand prestige, and maximizing resale value; executives prioritizing cutting-edge technology and rear-seat comfort
Track this comparison
Get notified when prices change, new specs ship, or our verdict updates.
Triggers: price change new spec verdict update
No spam. Stop anytime.
Key Differences at a Glance
- Starting Price (2026):✓ Audi A8 wins($99,995 vs $115,000)
- Autonomous Driving Level:✓ Mercedes-Benz S-Class wins(Level 3 (Drive Pilot) vs Level 2+)
- 0-60 mph (3.0L Twin-Turbo):✓ Mercedes-Benz S-Class wins(5.2 seconds vs 5.4 seconds)
Key Facts & Figures
58 numeric metrics compared
| Metric | Audi A8 | Mercedes-Benz S-Class | Ratio |
|---|---|---|---|
| Base Model Starting Price(USD) | $102,000 | $115,000 | |
| Maximum Horsepower Available(hp) | 500 hp (4.0L TFSI) | 503 hp (AMG Line) | |
| EPA Fuel Economy (Combined)(mpg) | 22 mpg | 23 mpg | |
| Interior Screen Size (Standard)(inches) | 10.1-inch dual screens | 12.8-inch main + optional 55-inch hyperscreen | |
| Autonomous Driving Level(Level) | 2 | 3 | |
| Cargo Capacity (Trunk)(cubic feet) | 17.4 cu ft | 17.6 cu ft | |
| Infotainment Rating (User Satisfaction)(out of 10) | 8.1/10 | 8.9/10 | |
| Engine Power (Maximum)(hp) | 435 hp | — | — |
| 0-60 Acceleration (Base)(seconds) | 5.5 seconds | — | — |
| Combined Fuel Economy(mpg) | 28 mpg | — | — |
| Touchscreen Display Size(inches) | 10.1 inches | — | — |
| Cargo Space(cubic feet) | 17.0 cu ft | — | — |
| Warranty Coverage(years) | 4 years / 50,000 miles | 4 years/50k miles | |
| Base Engine Power Output(hp) | 335 hp | — | — |
| 0-60 Acceleration (Base Model)(seconds) | 5.4 sec | 5.2 seconds (3.0L turbo) | |
| MSRP Starting Price(USD) | $86,500 | — | — |
| EPA Combined Fuel Economy (Base)(MPG) | 25 MPG | — | — |
| Infotainment Screen Size(inches) | 10.1 inches | — | — |
| Cabin Width(inches) | 58.1 inches | — | — |
| Maximum Engine Power Available(hp) | 335 hp | — | — |
| Overall Length(inches) | 5,170 mm | — | — |
| Rear Legroom(inches) | 37.8 inches | — | — |
| Starting MSRP (2026)(USD) | $98,900 | — | — |
| Base Engine Power(hp) | 335 | 429 | |
| 0-60 mph Acceleration (Base)(seconds) | 5.8 seconds | 4.6 seconds | |
| EPA Fuel Economy (Base)(mpg combined) | 24 mpg combined | — | — |
| Curb Weight (Base)(lbs) | 4,398 lbs | — | — |
| Wheelbase Length(inches) | 123.5 inches | 3,065mm | |
| Base Model MSRP(USD) | $87,400 | $109,750 | |
| EPA Fuel Efficiency (Combined)(MPG) | 24 | 22 | |
| Infotainment Display Size(inches) | 10.1 | 55 Hyperscreen | |
| Rear Seat Headroom(inches) | 37.8 | 37.2 | |
| Cargo Capacity(cubic feet) | 16.7 cu ft | 21.9 | |
| Starting Price(USD) | $85,400 | — | — |
| Standard Engine Output(hp) | 335 hp | — | — |
| 0-60 Acceleration(seconds) | 5.4 seconds | 4.8 | |
| Wheelbase(inches) | 123.0 inches | — | — |
| Starting Price (2026 model year)(USD) | $115,000 | $115,000 | |
| EPA Combined Fuel Economy(mpg) | 22 mpg | 22 mpg | |
| 3-Year Resale Value Retention(%) | 62% | 62% | |
| Turning Radius (With All-Wheel Steering)(feet) | 38.4 feet | 38.4 feet | |
| Curb Weight (3.0L Twin-Turbo AWD)(lbs) | 4,730 lbs | 4,730 lbs | |
| 0-60 mph Acceleration (3.0L Twin-Turbo)(seconds) | 5.2 seconds | 5.2 seconds | |
| Infotainment Display (Standard)(inches) | 12.8 inches (with 17.7" optional Hyperscreen) | 12.8 inches (with 17.7" optional Hyperscreen) | |
| 0-60 mph Acceleration (Base Model)(seconds) | 5.4 seconds | 5.4 seconds | |
| Standard Warranty Duration(years) | 4 years / 50,000 miles | 4 years / 50,000 miles | |
| Rear Passenger Legroom(inches) | 35.7 inches | 35.7 inches | |
| Infotainment Display Size (Standard)(inches) | 12.8 inches | 12.8 inches | |
| Starting Price (2026)(USD) | $114,650 | $114,650 | |
| JD Power Reliability Rating (2025)(score out of 100) | 78 (Average) | 78 (Average) | |
| Base MSRP (2026)(USD) | $134,900 | $134,900 | |
| Base Engine Horsepower(hp) | 429 hp (S500 Twin-Turbo V8) | 429 hp (S500 Twin-Turbo V8) | |
| Rear Headroom(inches) | 39.8 inches | 39.8 inches | |
| Audio System Power Output(watts) | 760W (Burmester) | 760W (Burmester) | |
| 0-60 Acceleration (Performance Model)(seconds) | 3.8 sec (AMG S580) | 3.8 sec (AMG S580) | |
| Starting Price (2025 US)(USD) | $110,550 | $110,550 | |
| Rear Seat Heating/Cooling Zones(zones) | 10-zone Executive Plus | 10-zone Executive Plus | |
| Top Speed(mph (electronic limit)) | 130 mph (standard) | 130 mph (standard) |
Sourced from publicly available data ·
Key Differences
7 attributes compared head-to-head
- $99,995(winner)Starting Price (2026)$115,000
- Level 2+Autonomous Driving LevelLevel 3 (Drive Pilot)(winner)
- 5.4 seconds0-60 mph (3.0L Twin-Turbo)5.2 seconds(winner)
- 24 mpg(winner)EPA Combined Fuel Economy22 mpg
- 52%3-Year Resale Value Retention58%(winner)
- MMI Touch Response, dual 10.1" screensInterior Technology FeaturesMBUX Hyperscreen (optional 56" display), ChatGPT integration(winner)
- 8.2/10(winner)Handling/Sportiness Rating (Car & Driver)7.1/10
- Starting Price (2026)
Audi A8
$99,995(winner)
Mercedes-Benz S-Class
$115,000
- Autonomous Driving Level
Audi A8
Level 2+
Mercedes-Benz S-Class
Level 3 (Drive Pilot)(winner)
- 0-60 mph (3.0L Twin-Turbo)
Audi A8
5.4 seconds
Mercedes-Benz S-Class
5.2 seconds(winner)
- EPA Combined Fuel Economy
Audi A8
24 mpg(winner)
Mercedes-Benz S-Class
22 mpg
- 3-Year Resale Value Retention
Audi A8
52%
Mercedes-Benz S-Class
58%(winner)
- Interior Technology Features
Audi A8
MMI Touch Response, dual 10.1" screens
Mercedes-Benz S-Class
MBUX Hyperscreen (optional 56" display), ChatGPT integration(winner)
- Handling/Sportiness Rating (Car & Driver)
Audi A8
8.2/10(winner)
Mercedes-Benz S-Class
7.1/10
Full Comparison
| Attribute | Audi A8 | Mercedes-Benz S-Class |
|---|---|---|
| Base Model Starting Price(USD) | $102,000(winner) | $115,000 |
| Starting MSRP (2026)(USD) | $98,900 | — |
| Base Model MSRP(USD) | $87,400(winner) | $109,750 |
| Starting Price (2026 model year)(USD) | $115,000 | — |
| Starting Price (2026)(USD) | $114,650 | — |
Show 1 more attributeBase MSRP (2026)(USD) $134,900 — | ||
| Maximum Horsepower Available(hp) | 500 hp (4.0L TFSI) | 503 hp (AMG Line)(winner) |
| Engine Power (Maximum)(hp) | 435 hp | — |
| 0-60 Acceleration (Base)(seconds) | 5.5 seconds | — |
| Base Engine Power Output(hp) | 335 hp | — |
| 0-60 Acceleration (Base Model)(seconds) | 5.4 sec | 5.2 seconds (3.0L turbo)(winner) |
Show 11 more attributesMaximum Engine Power Available(hp) 335 hp — Base Engine Power(hp) 335 429 0-60 mph Acceleration (Base)(seconds) 5.8 seconds 4.6 seconds Standard Engine Output(hp) 335 hp — 0-60 Acceleration(seconds) 5.4 seconds 4.8 0-60 mph Acceleration (3.0L Twin-Turbo)(seconds) 5.2 seconds — Powertrain - Base Model Engine(cc displacement) 2.0L Turbocharged 4-Cyl (255 hp) — 0-60 mph Acceleration (Base Model)(seconds) 5.4 seconds — Base Engine Horsepower(hp) 429 hp (S500 Twin-Turbo V8) — 0-60 Acceleration (Performance Model)(seconds) 3.8 sec (AMG S580) — Top Speed(mph (electronic limit)) 130 mph (standard) — | ||
| EPA Fuel Economy (Combined)(mpg) | 22 mpg | 23 mpg(winner) |
| Combined Fuel Economy(mpg) | 28 mpg | — |
| EPA Combined Fuel Economy (Base)(MPG) | 25 MPG | — |
| EPA Fuel Economy (Base)(mpg combined) | 24 mpg combined | — |
| EPA Fuel Efficiency (Combined)(MPG) | 24(winner) | 22 |
Show 1 more attributeEPA Combined Fuel Economy(mpg) 22 mpg — | ||
| Interior Screen Size (Standard)(inches) | 10.1-inch dual screens | 12.8-inch main + optional 55-inch hyperscreen(winner) |
| Autonomous Driving Level(Level) | 2 | 3(winner) |
| Infotainment Rating (User Satisfaction)(out of 10) | 8.1/10 | 8.9/10(winner) |
| Touchscreen Display Size(inches) | 10.1 inches | — |
| Infotainment Screen Size(inches) | 10.1 inches | — |
Show 4 more attributesInfotainment Display Size(inches) 10.1 55 Hyperscreen Autonomous Driving Capability(SAE Level) Level 3 (Drive Pilot) — Infotainment Display (Standard)(inches) 12.8 inches (with 17.7" optional Hyperscreen) — Infotainment Display Size (Standard)(inches) 12.8 inches — | ||
| Cargo Capacity (Trunk)(cubic feet) | 17.4 cu ft | 17.6 cu ft(winner) |
| Cargo Space(cubic feet) | 17.0 cu ft | — |
| Cargo Capacity(cubic feet) | 16.7 cu ft | 21.9(winner) |
| Standard All-Wheel Drive(available) | Standard quattro AWD | Optional 4MATIC |
| Basic Warranty(years/miles) | 4 years / 50,000 miles | 4 years / 50,000 miles |
| Warranty Coverage(years) | 4 years / 50,000 miles | 4 years/50k miles |
| MSRP Starting Price(USD) | $86,500 | — |
| Starting Price (2025 US)(USD) | $110,550 | — |
| Cabin Width(inches) | 58.1 inches | — |
| Rear Legroom(inches) | 37.8 inches | — |
| Rear Seat Headroom(inches) | 37.8(winner) | 37.2 |
| Rear Seat Heating/Cooling Zones(zones) | 10-zone Executive Plus | — |
| Overall Length(inches) | 5,170 mm | — |
| Wheelbase Length(inches) | 123.5 inches | 3,065mm(winner) |
| Wheelbase(inches) | 123.0 inches | — |
| Curb Weight (Base)(lbs) | 4,398 lbs | — |
| Starting Price(USD) | $85,400 | — |
| 3-Year Resale Value Retention(%) | 62% | — |
| Turning Radius (With All-Wheel Steering)(feet) | 38.4 feet | — |
| Curb Weight (3.0L Twin-Turbo AWD)(lbs) | 4,730 lbs | — |
| Standard Warranty Duration(years) | 4 years / 50,000 miles | — |
| Rear Passenger Legroom(inches) | 35.7 inches | — |
| JD Power Reliability Rating (2025)(score out of 100) | 78 (Average) | — |
| Rear Headroom(inches) | 39.8 inches | — |
| Audio System Power Output(watts) | 760W (Burmester) | — |
Show 1 more attribute
Show 11 more attributes
Show 1 more attribute
Show 4 more attributes
Pros & Cons
10 pros·4 cons across both
Audi A8
Pros
- Superior handling dynamics with standard all-wheel steering for tighter turning radius (36.1 ft)
- More affordable starting price at $99,995 (15% less than S-Class)
- Cleaner, more intuitive interior design with rotary MMI controller
- Better fuel efficiency at 24 mpg combined EPA rating
- Quilted aluminum and open-pore wood trim offers modern aesthetic vs. traditional luxury
Cons
- Level 2+ autonomous driving lags Mercedes' Level 3 capability
- Lower resale value retention at 52% after 3 years vs. 58% for S-Class
Mercedes-Benz S-Class
Pros
- Drive Pilot Level 3 autonomous driving (legal in Germany and planned US rollout) — industry-first for production sedan
- Optional 56-inch MBUX Hyperscreen with ChatGPT AI assistant integration
- Faster 0-60 acceleration at 5.2 seconds with 3.0L twin-turbo engine
- Superior resale value at 58% retention after 3 years ($66,700 vs. $52,000 for A8)
- Mastery Rear Seat Entertainment with multiple 7-inch touchscreens and neck massager
Cons
- Higher starting price at $115,000 creates significant purchase hurdle
- 2 mpg worse fuel economy (22 mpg combined) increases long-term operating costs
Frequently Asked Questions
5 questions
The Mercedes-Benz S-Class is superior with Level 3 Drive Pilot autonomous driving, which allows hands-off operation on highways under certain conditions (currently legal in Germany with US rollout planned). The Audi A8 offers Level 2+ Traffic Jam Assist Plus, requiring driver supervision. Mercedes' technology is 1-2 generations ahead in autonomous capability.
Resources & Learn More
Curated sources to dive deeper
Where to Buy
As an affiliate, we may earn a commission from qualifying purchases at no extra cost to you. Learn more about our affiliate disclosure
Wikipedia
Related Comparisons
12 more to explore
Audi A8 vs BMW 7 Series vs Mercedes S-Class
automotiveaudi a8 vs bmw 7 series vs mercedes s class
automotiveAudi A8 vs Mercedes-Benz E-Class
automotiveAudi A8 vs BMW 7 Series
automotiveGenesis G90 vs Mercedes-Benz S-Class
automotiveBMW 7 Series vs Mercedes-Benz S-Class
automotiveAudi A8 vs BMW 7 Series
automotiveAudi A8 vs Mercedes-Benz E-Class
automotiveVolvo S90 vs Mercedes S-Class
automotiveBMW 7 Series vs Mercedes S-Class
automotiveiPhone 17 vs Samsung Galaxy S26
technologyPS5 vs Xbox Series X
technology
Related Articles
5 articles
- technology
Best Streaming Services in 2026: Top Picks for Every Budget & Interest
Navigating the crowded streaming landscape in 2026 can be overwhelming. We've tested and ranked the best streaming services that offer the most value, from Netflix's massive library to budget-friendly options like Tubi, helping you cut cable and find your perfect entertainment solution.
Read article - technology
Best Live TV Streaming Services & Plans for Spring 2026: Complete Buyer's Guide
Tired of overpaying for cable? Discover the best live TV streaming services and plans for Spring 2026, including YouTube TV's new genre-based packages starting at $55/month. Our comprehensive guide breaks down pricing, channels, and features to help you cut the cord.
Read article - technology
Philo in 2026: Streaming TV Service Review, Pricing & Reddit Community Insights
Explore Philo's evolution heading into 2026, including pricing tiers, channel lineup, and how it compares to competitors like Sling TV. Discover what the r/PhiloTV Reddit community thinks about the service's current offerings and future prospects.
Read article - technology
Best US Fighter Jets 2026: Top American Combat Aircraft Ranked
Discover the most advanced US fighter jets dominating the skies in 2026. From the legendary F-22 Raptor to the versatile F-35 Lightning II, we rank America's best combat aircraft based on performance, stealth, and air superiority capabilities.
Read article - technology
Philo in 2026: Pricing, Lineup & How It Compares to Sling TV
As we head into 2026, Philo continues to position itself as an affordable streaming alternative for cable TV lovers. Discover what Philo offers, how its pricing stacks up against competitors like Sling TV, and what the Reddit community thinks about its future.
Read article
Explore More
Related comparisons and categories