Audi A6 vs. Audi A4 Review

Cost
The Audi A6 will tax your gas budget markedly more than the Audi A4 will. The A4 will save you money at the pump compared to the Audi A6. The A6 is tremendously more expensive than the Audi A4 in terms of MSRP. When it comes to purchase price, the Audi A4 costs considerably less than the Audi A6.

Utility
The Audi A4 is a better choice than the Audi A6 with respect to hauling capacity, especially if you often need to carry a lot of equipment or large animals. Neither the Audi A6 nor the Audi A4 has a marked advantage in terms of seating capacity.

Convenience
You'll likely take the Audi A4 for a fill-up approximately as often as the Audi A6.

Comfort
While the front cabin in the Audi A4 offers a bit more head room than the Audi A6, there really isn't much of a difference. The ampler interior dimensions of the Audi A6 make it considerably roomier for your passengers than the Audi A4.

Dimensions
The Audi A6 is significantly more ponderous than the Audi A4. Your wallet will hurt more every time you fill up the Audi A6 than the Audi A4 because of its larger tank. The Audi A4 and the Audi A6 compete for the same parking spaces. The A4's shorter wheelbase will likely give a sprier feel in daily traffic. On the flip side, the A6 is likely to have a smoother, more stable ride.

Performance
With respect to horsepower, the Audi A6 packs quite a wallop and will knock the Audi A4 down a few rungs. However, note that high horsepower engines often command higher insurance premiums.

Handling
The Audi A6 has quite a bit bigger tires than the Audi A4. Note that wider tires could look and feel better, while smaller tires can improve gas mileage. With their comparable turning circles, the Audi A4 and the Audi A6 quite certainly handle approximately the same into and out of tight spots.

Drivetrain
The Audi A6 has a larger engine than the Audi A4. Keep in mind that smaller engines typically get better gas mileage, but a smaller engine usually has to work a little harder. The Audi A4 could learn a lesson or two from the A6 regarding pickup.

Overview
The Audi A4 and the Audi A6 have the same basic warranty.