Mercedes-Benz C-Class vs Porsche Panamera

The Mercedes-Benz C-Class starts from $76,900 before on-road costs, while the Porsche Panamera opens at $227,000. That makes the Mercedes-Benz C-Class the more affordable entry point by $150,100.

Once you factor in stamp duty, registration, CTP insurance, and dealer delivery, expect to add roughly 8-12% on top of the RRP depending on your state. That puts estimated driveaway prices in the ballpark of $84,590 and $249,700 respectively.

Over 5 years, the running costs favour the Mercedes-Benz C-Class by roughly $3,705 in fuel alone.

ANCAP safety ratings have not been published for both models yet. We will update this section when crash test results are available.

The Mercedes-Benz C-Class features a 11.9-inch touchscreen paired with a 12.3-inch digital dash, while the Porsche Panamera gets a 12.3-inch display and 12.6-inch instruments. Apple CarPlay and Android Auto are standard across both.

The Mercedes-Benz C-Class stands out with head-up display, wireless charging and panoramic roof that you will not find on the Porsche Panamera. The Porsche Panamera counters with heated front seats and power tailgate. Which feature set matters more depends on your daily routine and priorities.

Interior trim differs: the Mercedes-Benz C-Class gets synthetic leather upholstery while the Porsche Panamera offers leather.

The Mercedes-Benz C-Class uses a Petrol producing 150kW and 300Nm of torque, sent through a automatic to a RWD layout. It covers the 0-100km/h sprint in 7.3 seconds.

The Porsche Panamera responds with a Petrol making 260kW and 500Nm, paired to a 8-speed pdk driving the rear wheels. It gets to 100km/h in 5.3 seconds.

The Porsche Panamera has the clear power advantage at 260kW vs 150kW. In the real-world sprint, the Porsche Panamera is 2.0s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.

The Mercedes-Benz C-Class measures 4,751mm long on a 2,865mm wheelbase, 301mm shorter than the Porsche Panamera at 5,052mm (2,950mm wheelbase). The longer wheelbase on the Porsche Panamera generally means more rear legroom.

Boot space is 455L in the Mercedes-Benz C-Class and 494L in the Porsche Panamera, giving the Porsche Panamera a 39L advantage. The Mercedes-Benz C-Class seats 5 vs 4.

Based on 15,000km of annual driving, fuel costs roughly $1,967/year for the Mercedes-Benz C-Class and $2,708/year for the Porsche Panamera. That is a $741 annual difference in favour of the Mercedes-Benz C-Class.

Estimated annual total: $1,967 (Mercedes-Benz C-Class) vs $2,708 (Porsche Panamera). The Mercedes-Benz C-Class saves you roughly $741 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.

Warranty: 5 years / 999,999km (Mercedes-Benz C-Class) vs 3 years / 999,999km (Porsche Panamera). The Mercedes-Benz C-Class has longer coverage.