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Audi A8 vs INFINITI QX55 – Differences & Prices Compared

Compare performance, trunk space, efficiency, and price at a glance.
Find out now which car suits you better – the Audi A8 or the INFINITI QX55?

The Audi A8 (Sedan) comes with a engine and Automatic transmission. In comparison, the INFINITI QX55 (SUV) features a Gasoline engine and Automatic transmission.

If you're looking for more power, decide whether the 335 HP of the Audi A8 or the 268 HP of the INFINITI QX55 better fits your needs.

The Audi A8 offers a fuel efficiency of 20 mpg, compared to 22 mpg for the INFINITI QX55.

Price-wise, the Audi A8 starts at 92000 $, while the INFINITI QX55 is available from 50200 $. Compare all details and see which model fits your lifestyle best!

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Audi A8

The Audi A8 embodies the pinnacle of luxury and performance, offering a refined blend of premium materials and cutting-edge technology. Its elegant design, characterized by a sophisticated silhouette and meticulous attention to detail, creates a commanding presence on the road. Inside, passengers are greeted with opulence and comfort, surrounded by an array of advanced features that promise an unparalleled driving experience.

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INFINITI QX55

The INFINITI QX55 seamlessly marries luxury and style with its standout coupe-like silhouette, appealing to those who desire both function and flair. Inside, the cabin is adorned with premium materials and advanced technology features that elevate the driving experience to one of sophistication and comfort. On the road, the QX55 offers a dynamic drive, catered to enthusiasts who appreciate both agile handling and plush rides.

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Audi A8
INFINITI QX55
A8

Costs and Consumption

Price
92000 $
Price
50200 - 58700 $
FuelEconomy City
20 mpg
FuelEconomy City
22 mpg
FuelEconomy Hwy
26 MPG
FuelEconomy Hwy
28 MPG
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
Fuel tank capacity
21.70 gal
Fuel tank capacity
16 gal

Dimensions and Body

Body Type
Sedan
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
4762 lbs
Curb weight
4070 - 4123 lbs
Trunk Volume
12.50 cu. ft.
Trunk Volume
-
Length
208.70 in.
Length
186.30 in.
Width
76.60 in.
Width
74.90 in.
Height
58 in.
Height
63 in.

Engine and Performance

Engine Type
Engine Type
Gasoline
Transmission
Automatic
Transmission
Automatic
Drive Type
All Wheel
Drive Type
All Wheel
Power HP
335 HP
Power HP
268 HP
Torque
369 lb-ft
Torque
280 lb-ft
Number of Cylinders
-
Number of Cylinders
-
Engine Displacement
3 L
Engine Displacement
2 L
Gears
-
Gears
-

General

Model Year
2025
Model Year
2025
Brand
Audi
Brand
INFINITI

Audi A8

The Epitome of Luxury: Audi A8

In the world of luxury sedans, the Audi A8 stands as a testament to Audi's commitment to excellence. With its blend of cutting-edge technology, robust performance, and opulent comfort, the Audi A8 has become synonymous with executive class sophistication. Let's explore what makes the Audi A8 a formidable contender in its segment.

Powertrain and Performance

At the heart of the Audi A8 lies a powerful 3.0-liter TFSI engine that masterfully balances performance with efficiency. Delivering an impressive 335 horsepower and 369 lb-ft of torque, the A8's engine ensures a responsive and exhilarating driving experience. With an automatic transmission channeling power seamlessly to the all-wheel-drive system, the sedan is engineered for optimal traction and control in all driving conditions.

Efficiency Meets Capability

The Audi A8 exemplifies efficiency without sacrificing power, achieving fuel economy ratings of 20 L in the city and 26 MPG on the highway. Coupled with a fuel tank capacity of 21.7 gallons, the A8 offers extended journeys with fewer stops. This blend of efficiency and power makes it an ideal option for both business travel and extended road trips.

Luxury Interiors and Comfort

Step inside the A8, and you're greeted by an understated yet luxurious cabin designed with the occupant's comfort in mind. The sedan seats five passengers comfortably, offering ample legroom and standout features that include premium leather upholstery, state-of-the-art infotainment, and ambient lighting. Trunk volume stands at 12.5 cu. ft., providing generous space for luggage.

Dimensions and Design

The Audi A8 spans 208.7 inches in length, 76.6 inches in width, and stands at 58 inches in height, a silhouette that epitomizes elegance with a touch of athleticism. The exterior design is a delicate balance between boldness and refinement, ensuring it is as visually commanding as it is luxurious.

Advanced Technologies and Innovations

In terms of technology, the Audi A8 doesn't disappoint. It is equipped with an array of innovative features, including advanced driver-assistance systems, an intuitive infotainment system with touch response, and connectivity options that keep you in sync with the digital world. Audi's commitment to safety is also reflected in the A8, with a suite of features aimed at protecting both the driver and passengers.

A Masterpiece of Engineering

The Audi A8 is not just a vehicle; it is a masterpiece of engineering that blends luxury, performance, and technology into one cohesive entity. It adapts to the demands of modern driving while offering an unparalleled level of sophistication and refinement. For those seeking a sedan that delivers in every aspect, the Audi A8 remains an unrivaled choice.

INFINITI QX55

Introducing the INFINITI QX55: Style Meets Performance

INFINITI has long been synonymous with luxury and performance, and the INFINITI QX55 continues this proud tradition into the 2025 model year. As a standout in the competitive crossover SUV segment, the QX55 brings a striking balance of aesthetics, power, and cutting-edge technology, making it impossible to ignore.

A Glimpse of Power: The Heart of the QX55

The beating heart of the INFINITI QX55 is its innovative 2.0-liter turbocharged gasoline engine. This powerful engine churns out an impressive 268 horsepower and delivers 280 lb-ft of torque, promising an exhilarating driving experience that all enthusiasts appreciate. The QX55's all-wheel-drive setup ensures confidence in handling, providing stability and traction on diverse road conditions.

Sleek and Stylish: Design That Captivates

The QX55 distinguishes itself with its coupe-like silhouette that blends elegance with athleticism. Its dimensions, measuring 186.3 inches in length, 74.9 inches in width, and 63 inches in height, offer a commanding presence on the road while maintaining sleek and streamlined architecture.

The attention to aesthetic detail is evident in every curve and contour of the QX55. From its striking front fascia to the graceful flow of its roofline, the INFINITI QX55 is a testament to craftsmanship and design innovation.

Luxury and Comfort: An Oasis on Wheels

Step inside the INFINITI QX55, and you're greeted with an oasis of luxury and comfort. The cabin is meticulously crafted to accommodate up to five passengers with ample space, ensuring that comfort is prioritized for both driver and passengers alike.

High-quality materials, thoughtful ergonomics, and the latest technology come together to elevate the driving experience. With features like a state-of-the-art infotainment system and premium sound, every journey in the QX55 promises to be enriching.

Efficiency and Practicality: Intelligent Engineering

Beyond its luxury, the QX55 is engineered for efficiency. It offers a commendable 22 mpg in the city and 28 mpg on the highway. Coupled with a 16-gallon fuel tank capacity, the QX55 ensures fewer stops at the pump and more time on the road.

Despite its opulent design and performance forward nature, the QX55 has a practical side with a curb weight ranging from 4,070 to 4,123 pounds—striking a balance between luxurious features and efficient weight management.

The Current Lineup: Consistent Excellence

The current lineup of the INFINITI QX55 includes models such as the 453916, 453917, and 453918. Each model promises the same high standard of quality, performance, and technological sophistication synonymous with the INFINITI brand. These models continue to impress with their automatic transmissions and all-wheel-drive systems, cementing the QX55's position as a versatile choice among luxury SUVs.

Conclusion: A Luxury SUV That Redefines Expectations

In conclusion, the INFINITI QX55 redefines the expectations of a luxury crossover. With its robust engine, luxurious interiors, and advanced technology, it elevates the driving experience to new heights. For those seeking a blend of style, comfort, and performance, the INFINITI QX55 is an option that deserves keen consideration.

The prices and data displayed are estimates based on USA list prices and may vary by country. This information is not legally binding.