Compare the2025 Porsche PanameraVS 2025 Mercedes AMG C-Class Sedan

Both the Panamera and AMG C-Class Sedan have child safety locks to prevent children from opening the rear doors. The Panamera has power child safety locks, allowing the driver to activate and deactivate them from the driver's seat and to know when they're engaged. The AMG C-Class Sedan’s child locks have to be individually engaged at each rear door with a manual switch. The driver can’t know the status of the locks without opening the doors and checking them.

The Porsche Panamera has standard driver and front passenger side knee airbags mounted low on the dashboard. These airbags helps prevent the driver and front passenger from sliding under their seatbelts or the main frontal airbags; this keeps them better positioned during a collision for maximum protection. Knee airbags also help keep the legs from striking the dashboard, preventing knee and leg injuries in the case of a serious frontal collision. The AMG C-Class Sedan doesn’t offer a front passenger side knee airbag.

A passive infrared night vision system optional on the Panamera helps the driver to more easily detect people, animals or other objects in front of the vehicle at night. Using an infrared camera to detect heat, the system then displays the image on a monitor in the dashboard and even aims one of the vehicle’s headlights in the direction of the person or object. The AMG C-Class Sedan doesn’t offer a night vision system.

The Panamera’s standard lane departure warning system alerts a temporarily inattentive driver when the vehicle begins to leave its lane and gently nudges the vehicle back towards its lane. A lane departure warning system costs extra on the AMG C-Class Sedan.

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

The Panamera’s corrosion warranty is 7 years longer than the AMG C-Class Sedan’s (12 vs. 5 years).

J.D. Power and Associates’ 2024 Initial Quality Study of new car owners surveyed provide the statistics that show that Porsche vehicles are better in initial quality than Mercedes vehicles. J.D. Power ranks Porsche above average in initial quality. With 34 more problems per 100 vehicles, Mercedes is rated below average.

J.D. Power and Associates’ 2024 survey of the owners of three-year-old vehicles provides the long-term dependability statistics that show that Porsche vehicles are more reliable than Mercedes vehicles. J.D. Power ranks Porsche above average in long-term dependability. With 15 more problems per 100 vehicles in the first three years of ownership, Mercedes is rated below average.

From surveys of all its subscribers, Consumer Reports’ January 2024 Auto Issue reports that Porsche vehicles are more reliable than Mercedes vehicles. Consumer Reports ranks Porsche 21 places higher in reliability than Mercedes.

The Panamera has more powerful engines than the AMG C-Class Sedan:

The Panamera E-Hybrid’s standard fuel tank has 5.2 gallons more fuel capacity than the AMG C-Class Sedan 63 S E’s standard fuel tank (21.1 vs. 15.9 gallons), for longer range between fill-ups. The Panamera’s standard fuel tank has 6.3 gallons more fuel capacity than the AMG C-Class Sedan’s standard fuel tank (23.7 vs. 17.4 gallons).

For better stopping power the Panamera 4S/Turbo CCB’s brake rotors are larger than those on the AMG C-Class Sedan:

For better traction, the Panamera has larger standard tires than the AMG C-Class Sedan (F:265/45R19 & R:295/40R19 vs. 245/45R18). The Panamera’s optional tires are larger than the largest tires available on the AMG C-Class Sedan (F:275/35R21 & R:325/30R21 vs. F:265/35R20 & R:275/35R20).

The Panamera’s standard 295/40R19 rear tires provide better handling because they have a lower 40 series profile (height to width ratio) that provides a stiffer sidewall than the AMG C-Class Sedan’s standard 45 series tires.

For better ride, handling and brake cooling the Panamera has standard 19-inch wheels. Smaller 18-inch wheels are standard on the AMG C-Class Sedan. The Panamera’s optional 21-inch wheels are larger than the 20-inch wheels optional on the AMG C-Class Sedan.

The front and rear suspension of the Panamera uses air springs for a smoother, controlled ride than the AMG C-Class Sedan, which uses coil springs. Air springs maintain proper ride height and ride more smoothly.

The Panamera offers an available adjustable active suspension system, which counteracts cornering forces actively, limiting body roll and improving handling and stability. Mercedes doesn’t offer an active suspension on the AMG C-Class Sedan.

The Panamera has a standard automatic front and rear load leveling suspension to keep ride height level with a heavy load or when towing. The Panamera’s height leveling suspension allows the driver to raise ride height for better off-road clearance and then lower it again for easier entering and exiting and better on-road handling. The AMG C-Class Sedan doesn’t offer a load leveling suspension.

For a smoother ride and more stable handling, the Panamera’s wheelbase is 3.3 inches longer than on the AMG C-Class Sedan (116.1 inches vs. 112.8 inches).

For better handling and stability, the track (width between the wheels) on the Panamera is 2 inches wider in the front and 2.5 inches wider in the rear than the average track on the AMG C-Class Sedan.

The Panamera handles at .98 G’s, while the AMG C 43 pulls only .95 G’s of cornering force in a Motor Trend skidpad test.

For better maneuverability, the Panamera’s turning circle is .3 feet tighter than the AMG C 43’s (39 feet vs. 39.3 feet).

For enhanced passenger comfort on long trips the Panamera’s available rear seats recline. The AMG C-Class Sedan’s rear seats don’t recline.

The Panamera has a 4850 lbs. towing capacity. The AMG C-Class Sedan has no towing capacity.

Standard Trailer Stability Management on the Panamera uses the Porsche Stability Management sensors to detect trailer sway, then uses individual brakes to counteract any swaying and help keep the tow vehicle and trailer steady. The AMG C-Class Sedan doesn’t offer electronic trailer sway control.

J.D. Power and Associates surveys of service recipients show that Porsche service is better than Mercedes. J.D. Power ranks Porsche second in service department satisfaction. With a 36% lower rating, Mercedes is ranked 17th.

The Panamera’s instruments include an oil pressure gauge and a temperature gauge - which could save your engine! Often ‘idiot lights’ don’t warn you until damage has been done. The AMG C-Class Sedan does not have an oil pressure gauge.

Both the Panamera and the AMG C-Class Sedan have standard heated front seats. The Panamera also offers optional heated rear seats to keep those passengers extremely comfortable in the winter. Heated rear seats aren’t available in the AMG C-Class Sedan.

Optional air conditioned front and rear seats keep the Panamera’s passengers comfortable and take the sting out of hot leather in summer. The AMG C-Class Sedan doesn’t offer air-conditioned seats in the rear.

The Panamera has a standard heated steering wheel to take the chill out of steering on extremely cold winter days before the car heater warms up. A heated steering wheel costs extra on the AMG C-Class Sedan.

The Panamera offers optional massaging front and rear seats in order to maximize comfort and eliminate fatigue on long trips. Massaging seats aren’t available in the AMG C-Class Sedan.

The Panamera’s optional Remote ParkAssist can parallel park or back into a parking spot by itself, starting, stopping and changing direction automatically. Optional Remote ParkAssist will park and retrieve your car remotely: press a button and watch it park itself. This is ideal for tight locations. The AMG C-Class Sedan’s automatic parking system does not offer parking by remote control.

The Panamera is available in both rear-wheel drive and all-wheel drive configurations. The AMG C-Class Sedan doesn’t offer a two-wheel drive configuration.