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.
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Price Breakdown
The Porsche 911 starts from $296,700 before on-road costs, while the BMW 8 Series opens at $294,900. That makes the BMW 8 Series the more affordable entry point by $1,800.
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 $326,370 and $324,390 respectively.
Over 5 years, the running costs favour the Porsche 911 by roughly $1,855 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 911 features a 10.9-inch touchscreen paired with a 12.6-inch digital dash, while the BMW 8 Series gets a 10.3-inch display and 12.3-inch instruments.
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.
Interior trim differs: the Porsche 911 gets leather upholstery while the BMW 8 Series offers vernasca leather.
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 3.9 seconds.
The BMW 8 Series has the clear power advantage at 390kW vs 290kW. In the real-world sprint, the BMW 8 Series is 0.2s 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 440L in the BMW 8 Series, giving the BMW 8 Series a 308L advantage.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
11.2m to 12.6m
Based on 11.2m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 12.6m 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 $2,679/year for the Porsche 911 and $3,050/year for the BMW 8 Series. That is a $371 annual difference in favour of the Porsche 911.
Estimated annual total: $2,679 (Porsche 911) vs $3,050 (BMW 8 Series). The Porsche 911 saves you roughly $371 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 lower running costs, or prefer Porsche's approach to design and ownership experience.
Buy the BMW 8 Series if: You want the lower entry price, prioritise performance, need more boot space, value a longer warranty, or prefer BMW's approach to design and ownership experience.
The Verdict
The BMW 8 Series takes 5 of 6 key spec categories and comes in at a lower price. The Porsche 911 will save you roughly $371 a year in fuel. If boot space matters, the BMW 8 Series has a clear edge. 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.
Common questions
Which is cheapest, Porsche 911 and BMW 8 Series?
The BMW 8 Series is the cheapest at $294,900 before on-road costs. That undercuts the Porsche 911 by $1,800.
Which is the most fuel-efficient?
The Porsche 911 uses the least fuel at 9.4L/100km on the combined cycle.
What are the ANCAP safety ratings?
None of Porsche 911 and BMW 8 Series carry a published ANCAP rating yet — check back as they are tested.
Which has the most boot space?
The BMW 8 Series has the largest boot at 440L.
Which has the best warranty?
The BMW 8 Series has the longest warranty at 5 years / Unlimited.
Which is the most powerful?
The BMW 8 Series makes the most power at 390kW. The BMW 8 Series is quickest to 100km/h in 3.9s.
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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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