Mercedes-Benz AMG GT vs Porsche Panamera

The Mercedes-Benz AMG GT starts from $373,000 before on-road costs, while the Porsche Panamera opens at $227,000. That makes the Porsche Panamera the more affordable entry point by $146,000.

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 $410,300 and $249,700 respectively.

Over 5 years, the running costs favour the Porsche Panamera by roughly $6,555 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.

Both come with modern infotainment systems. Apple CarPlay and Android Auto are standard across both.

The Mercedes-Benz AMG GT stands out with Apple CarPlay, head-up display, panoramic roof, ventilated seats and Burmester audio that you will not find on the Porsche Panamera. The Porsche Panamera counters with wireless Apple CarPlay/Android Auto and ambient lighting. Which feature set matters more depends on your daily routine and priorities.

Interior trim differs: the Mercedes-Benz AMG GT gets nappa leather upholstery while the Porsche Panamera offers leather.

The Mercedes-Benz AMG GT uses a Petrol producing 430kW and 800Nm of torque, sent through a 9-speed auto to a AWD layout. It covers the 0-100km/h sprint in 3.2 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 Mercedes-Benz AMG GT has the clear power advantage at 430kW vs 260kW. In the real-world sprint, the Mercedes-Benz AMG GT is 2.1s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.

The Mercedes-Benz AMG GT measures 4,728mm long on a 2,700mm wheelbase, 324mm 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 321L in the Mercedes-Benz AMG GT and 494L in the Porsche Panamera, giving the Porsche Panamera a 173L advantage.

Based on 15,000km of annual driving, fuel costs roughly $4,019/year for the Mercedes-Benz AMG GT and $2,708/year for the Porsche Panamera. That is a $1,311 annual difference in favour of the Porsche Panamera.

Estimated annual total: $4,019 (Mercedes-Benz AMG GT) vs $2,708 (Porsche Panamera). The Porsche Panamera saves you roughly $1,311 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.

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