Compare the2025 Audi Q5 SportbackVS 2025 Porsche Cayenne Coupe

Both the Q5 Sportback and the Cayenne Coupe have standard driver and passenger frontal airbags, front side-impact airbags, side-impact head airbags, front seatbelt pretensioners, height adjustable front shoulder belts, four-wheel antilock brakes, all wheel drive, traction control, electronic stability systems to prevent skidding, crash mitigating brakes, post-collision automatic braking systems, daytime running lights, lane departure warning systems, blind spot warning systems, rearview cameras, rear cross-path warning, driver alert monitors and available around view monitors.

There are over 54 percent more Audi dealers than there are Porsche dealers, which makes it much easier should you ever need service under the Q5 Sportback’s warranty.

The Audi Q5 Sportback’s engine uses a cast iron block for durability, while the Cayenne Coupe’s engines use an aluminum block. Aluminum engine blocks are much more prone to warp and crack at high temperatures than cast iron.

On the EPA test cycle the Q5 Sportback gets better mileage than the Cayenne Coupe running its gasoline engine:

To lower fuel costs and make buying fuel easier, the Audi Q5 Sportback uses regular unleaded gasoline (premium recommended for maximum performance). The Cayenne Coupe requires premium, which can cost on average about 84.9 cents more per gallon.

The Q5 Sportback offers a standard sequential manual gearbox (SMG). With no clutch pedal to worry about and a fully automatic mode, an SMG is much more efficient than a conventional automatic but just as easy to drive. The Cayenne Coupe doesn’t offer an SMG or a conventional manual transmission.

The Audi Q5 Sportback may be more efficient, handle and accelerate better because it weighs about 550 to 1550 pounds less than the Porsche Cayenne Coupe.

The Q5 Sportback is 9.5 inches shorter than the Cayenne Turbo GT, making the Q5 Sportback easier to handle, maneuver and park in tight spaces.

The design of the Audi Q5 Sportback amounts to more than styling. The Q5 Sportback has an aerodynamic coefficient of drag of .34 Cd. That is lower than the Cayenne Coupe (.34 to .35). A more efficient exterior helps keep the interior quieter and helps the Q5 Sportback get better fuel mileage.

The Q5 Sportback has a much larger cargo volume than the Cayenne Coupe with its rear seat up (24.7 vs. 20.9 cubic feet).

Pulling a handle automatically lowers the Q5 Sportback’s rear seats, to make changing between passengers and cargo easier. The Cayenne Coupe doesn’t offer automatic folding seats.

The Q5 Sportback has a standard remote vehicle starting system, so the vehicle can be started from inside the driver's house. This allows the driver to comfortably warm up the engine before going out to the vehicle. The climate system will also automatically heat or cool the interior. The Cayenne Coupe doesn’t offer a remote starting system.

If the windows are left open on the Q5 Sportback the driver can close them all at the outside door handle or from a distance using the remote. On a hot day the driver can lower the windows from a distance using the keyless remote. The driver of the Cayenne Coupe can only operate the windows from inside the vehicle, with the ignition on.

The Q5 Sportback’s power window, power lock, power mirror and cruise control switches are lit from behind, making them plainly visible and easier to operate at night. The Cayenne Coupe’s cruise control switches are unlit, making them difficult to find at night and operate safely.

To improve rear visibility by keeping the rear window clear, the Q5 Sportback has a standard rear wiper. The Cayenne Coupe doesn’t offer a rear wiper.

To shield the driver and front passenger’s vision over a larger portion of the windshield and side windows, the Q5 Sportback has standard extendable sun visors. The Cayenne Coupe doesn’t offer extendable visors.

Insurance will cost less for the Q5 Sportback owner. The Complete Car Cost Guide estimates that insurance for the Q5 Sportback will cost $4370 to $12620 less than the Cayenne Coupe over a five-year period.

Consumer Reports® recommends both the Audi Q5 Sportback and the Porsche Cayenne Coupe, based on reliability, safety and performance.

The Audi Q5 outsold the Porsche Cayenne by almost four to one during 2023.