Porsche 911 vs BMW 8 Series
A detailed look at how two of Australia's most popular Coupes 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.
Price Breakdown
The Porsche 911 starts from $248,400 before on-road costs, while the BMW 8 Series opens at $294,900. That makes the Porsche 911 the more affordable entry point by $46,500.
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 $273,240 and $324,390 respectively.
Over 5 years, the running costs favour the BMW 8 Series by roughly $1,995 in fuel alone.
Safety Rundown
Both the Porsche 911 and BMW 8 Series hold a 5-star ANCAP safety rating.
Where the two diverge is in active safety technology. The BMW 8 Series packs more ADAS features with 7 out of 10 key systems fitted, compared to 0 in the Porsche 911.
Both include the essentials: a reversing camera. The BMW 8 Series adds a 360-degree camera that the Porsche 911 misses.
Feature Showdown
Both come with modern infotainment systems.
The BMW 8 Series counters with wireless Apple CarPlay/Android Auto, head-up display, wireless charging, panoramic roof, heated front seats, ventilated seats, power tailgate and Bowers & Wilkins audio that the Porsche 911 does not offer. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The Porsche 911 uses a Petrol producing 290kW and 450Nm of torque, sent through a 8-speed pdk to a RWD layout. It covers the 0-100km/h sprint in 4.1 seconds.
The BMW 8 Series responds with a Petrol making 390kW and 750Nm, paired to a auto driving all four wheels. It gets to 100km/h in 3.8 seconds.
The BMW 8 Series has the clear power advantage at 390kW vs 290kW. In the real-world sprint, the BMW 8 Series is 0.3s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Porsche 911 measures 4,533mm long on a 2,450mm wheelbase, 549mm shorter than the BMW 8 Series at 5,082mm (3,023mm wheelbase). The longer wheelbase on the BMW 8 Series generally means more rear legroom.
Boot space is 132L in the Porsche 911 and 110L in the BMW 8 Series, giving the Porsche 911 a 22L advantage.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
11.4m diameter
Average
Based on 11.4m 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 $3,164/year for the Porsche 911 and $2,765/year for the BMW 8 Series. That is a $399 annual difference in favour of the BMW 8 Series.
Estimated annual total: $3,164 (Porsche 911) vs $2,765 (BMW 8 Series). The BMW 8 Series saves you roughly $399 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 3 years / 999,999km (Porsche 911) vs 5 years / 999,999km (BMW 8 Series). The BMW 8 Series has longer coverage.
Who Should Buy Which?
Buy the Porsche 911 if: You want the lower entry price, need more boot space, or prefer Porsche's approach to design and ownership experience.
Buy the BMW 8 Series if: You prioritise performance, want lower running costs, value a longer warranty, or prefer BMW's approach to design and ownership experience.
The Verdict
The BMW 8 Series takes 4 of 6 key spec categories. The BMW 8 Series will save you roughly $399 a year in fuel. The BMW 8 Series 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.
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.
Published by CarSorted Editorial Team · 20 April 2026
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