Porsche Panamera vs Mercedes-Benz GLC
A detailed look at how two of Australia's most popular cars compare on price, running costs, safety, and everyday livability.
Specifications and pricing correct at time of publishing. Prices are RRP before on-road costs unless stated otherwise. Always confirm with the manufacturer or dealer before purchasing.

Porsche Panamera
From $227,000
Liftback
Petrol
Petrol
260kW
9.5 L/100km
ANCAP: no data
494L

Mercedes-Benz GLC
From $89,900
SUV
Petrol
Petrol
150kW
7.5 L/100km
5★ ANCAP
600L
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Price Breakdown
The Porsche Panamera starts from $227,000 before on-road costs, while the Mercedes-Benz GLC opens at $89,900. That makes the Mercedes-Benz GLC the more affordable entry point by $137,100.
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 $249,700 and $98,890 respectively.
Over 5 years, the running costs favour the Mercedes-Benz GLC by roughly $2,850 in fuel alone.
Safety Rundown
ANCAP safety ratings have not been published for both models yet. We will update this section when crash test results are available.
Feature Showdown
The Porsche Panamera features a 12.3-inch touchscreen paired with a 12.6-inch digital dash, while the Mercedes-Benz GLC gets a 11.9-inch display and 12.3-inch instruments. Apple CarPlay and Android Auto are standard across both.
The Porsche Panamera stands out with heated front seats that you will not find on the Mercedes-Benz GLC. The Mercedes-Benz GLC counters with head-up display, wireless charging and panoramic roof. Which feature set matters more depends on your daily routine and priorities.
Interior trim differs: the Porsche Panamera gets leather upholstery while the Mercedes-Benz GLC offers synthetic leather.
Drivetrain
The Porsche Panamera uses a Petrol producing 260kW and 500Nm of torque, sent through a 8-speed pdk to a RWD layout. It covers the 0-100km/h sprint in 5.3 seconds.
The Mercedes-Benz GLC responds with a Petrol making 150kW and 320Nm, paired to a automatic driving all four wheels. It gets to 100km/h in 8.2 seconds.
The Porsche Panamera has the clear power advantage at 260kW vs 150kW. In the real-world sprint, the Porsche Panamera is 2.9s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Porsche Panamera measures 5,052mm long on a 2,950mm wheelbase, 336mm longer than the Mercedes-Benz GLC at 4,716mm (2,888mm wheelbase). The longer wheelbase on the Porsche Panamera generally means more rear legroom.
Boot space is 494L in the Porsche Panamera and 600L in the Mercedes-Benz GLC, giving the Mercedes-Benz GLC a 106L advantage. The Mercedes-Benz GLC seats 5 vs 4.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
11.9m to 11.9m
Based on 11.9m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 11.9m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Turning circle ratings
True Cost to Own
Based on 15,000km of annual driving, fuel costs roughly $2,708/year for the Porsche Panamera and $2,138/year for the Mercedes-Benz GLC. That is a $570 annual difference in favour of the Mercedes-Benz GLC.
Estimated annual total: $2,708 (Porsche Panamera) vs $2,138 (Mercedes-Benz GLC). The Mercedes-Benz GLC saves you roughly $570 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 3 years / 999,999km (Porsche Panamera) vs 5 years / 999,999km (Mercedes-Benz GLC). The Mercedes-Benz GLC has longer coverage.
Who Should Buy Which?
Buy the Porsche Panamera if: You prioritise performance, or prefer Porsche's approach to design and ownership experience.
Buy the Mercedes-Benz GLC if: You want the lower entry price, need more boot space, want lower running costs, value a longer warranty, or prefer Mercedes-Benz's approach to design and ownership experience.
The Verdict
The Mercedes-Benz GLC takes 4 of 6 key spec categories and comes in at a lower price. The Mercedes-Benz GLC will save you roughly $570 a year in fuel. If boot space matters, the Mercedes-Benz GLC has a clear edge. The Mercedes-Benz GLC adds peace of mind with a longer 5-year warranty. The best pick depends on what you value most. Explore the full specs for each model below.
Common questions
Which is cheapest, Porsche Panamera and Mercedes-Benz GLC?
The Mercedes-Benz GLC is the cheapest at $89,900 before on-road costs. That undercuts the Porsche Panamera by $137,100.
Which is the most fuel-efficient?
The Mercedes-Benz GLC uses the least fuel at 7.5L/100km on the combined cycle.
Which is safest?
They are evenly matched — Mercedes-Benz GLC all hold a 5-star ANCAP rating. Compare the active-safety features above to separate them.
Which has the most boot space?
The Mercedes-Benz GLC has the largest boot at 600L.
Which can tow the most?
The Mercedes-Benz GLC has the highest braked towing capacity at 2,000kg.
Which has the best warranty?
The Mercedes-Benz GLC has the longest warranty at 5 years / Unlimited.
Which is the most powerful?
The Porsche Panamera makes the most power at 260kW. The Porsche Panamera is quickest to 100km/h in 5.3s.
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Disclaimer: All information in this comparison was believed to be correct at the time of publishing (20 April 2026). Prices are manufacturer recommended retail prices (RRP) and may vary by state, dealer, and options. Driveaway costs include estimated on-road costs for Victoria. Fuel economy figures are WLTP/ADR combined cycle. Specifications can change without notice. Always verify with the manufacturer before making a purchase decision. CarSorted does not accept payment for recommendations.
Auto-generated from CarSorted's specification data · 20 April 2026
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