The Audi A4 is somewhat similar, but has different price points, features and amenities. Let's review the Infiniti G37 and look at how stacks up against the Audi A4. We'll review all of the most popular features that many people look for to determine the best choice for their needs. We'll compare only "standard" features on each base model vehicle.
| CATEGORY | A4 | G37x |
| Horsepower - The Infiniti G37 comes with 3.7L, 6 cylinder, 328 HP engine, while the Audi A4 comes with a much smaller 2.0L, 4 cylinder turbo, 211 HP engine. |  | |
| Drivetrain - Both models come with all-wheel drive standard. | ||
| Gas Tank Capacity - While the Infiniti G37 has a 20 gallon gas tank, the Audi comes with a smaller 16.9 gallon gas tank. | | |
| Fuel Economy - The Infiniti G37 gets 18/25 MPG (city/highway), while the Audi gets better mileage at 21/26 due to its significantly smaller engine and reduced horsepower. | | |
| Fuel Type - Both vehicles require premium fuel. | ||
| Transmission - Both models have automatic transmissions. | ||
| Amenities - Certain amenities such as Bluetooth and Heated/cooled seats come standard on the Infiniti G37 whereas they are optional on the Audi A4. | | |
| Warranty - The Infiniti G37 basic warranty has a 4 year/60,000 mile warranty, while the Audi A4 has a shorter mile restriction at 4 years/50,000 miles. The Infiniti's Drivetrain warranty has more years and miles at 6 years/70,000 miles, whereas the Audi A4 is significantly shorter at 4 years/50,000 miles. | | |
| Cargo Capacity - The Infiniti G37 has the most trunk space with 13.5 cu. ft. while the Audi A4 has considerably less capacity at 12.4 cu. ft. | | |
| EPA Interior Volume - The Infiniti G37 leads the pack with the most the most interior room at 112.5 cu. ft. while the Audi A4 is smaller at 103.4 cu. ft. of interior room. | | |
| Manufacturer's Suggested Retail Price - While the Audi A4 is smaller and has much less power, it is the lower priced vehicle coming in at $34,600. The Infiniti G37 leads nearly all other categories and is priced higher at $38,000. See note below. | |
It should also be noted that the Audi A4, while the lowest priced, has many less standard features than the Infiniti G37, contributing to its lower price. When optional features are added to the Audi A4 to compare to the Infiniti G37, the Infiniti becomes the lowest priced vehicle.
Conclusion - Our review of the Infiniti G37x and the Audi A4 results in the A4 winning one category and the G37x winning all the other categories. The best overall choice seems to be the Infiniti G37x!