BMW 5 Series vs Infiniti Q50
A detailed look at how two of Australia's most popular Sedans 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.
BMW 5 Series
From $114,900
Sedan
Petrol
Petrol
140kW
6.8 L/100km
5★ ANCAP
520L
Overseas model shownInfiniti Q50
Price TBC
Sedan
Petrol
—
155kW
7.3 L/100km
ANCAP: no data
—
Infiniti Q50: we're still completing price, length, width, height and wheelbase, plus 6 others.
A blank cell below means we don't have that figure, not that the car scores badly on it. We leave them empty rather than estimate, so any row where one car is blank isn't a like-for-like comparison yet.
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Price Breakdown
Pricing for one or both models is yet to be confirmed for the Australian market. We will update this comparison when official RRPs are announced.
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 BMW 5 Series features a 14.9-inch touchscreen paired with a 12.3-inch digital dash, while the Infiniti Q50 gets a 8-inch display and 5-inch instruments.
The BMW 5 Series stands out with wireless Apple CarPlay/Android Auto, head-up display, wireless charging, panoramic roof, power tailgate and Harman Kardon audio that you will not find on the Infiniti Q50. Which feature set matters more depends on your daily routine and priorities.
Interior trim differs: the BMW 5 Series gets sensatec synthetic leather upholstery while the Infiniti Q50 offers leather.
Drivetrain
The BMW 5 Series uses a Petrol producing 140kW and 310Nm of torque, sent through a auto to a RWD layout. It covers the 0-100km/h sprint in 5.6 seconds.
The Infiniti Q50 lines up making 155kW and 350Nm, paired to a 7-speed automatic driving the rear wheels. It gets to 100km/h in 7.2 seconds.
The Infiniti Q50 has the clear power advantage at 155kW vs 140kW. In the real-world sprint, the BMW 5 Series is 1.6s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
11.9m diameter
Average
Based on 11.9m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Turning circle ratings
Interactive simulator: U-turns, parking & towing
Turning Circle
Kerb-to-kerb diameter. Smaller turns are easier in tight carparks and U-turns.
Average
Needs a 3-point turn (one reverse)
Needs about 10.3 m to swing round without stopping. Road is 9.0 m.
U-turn on a wide street
≥ 10 m: 3-point turn
U-turn on a standard street
7 m: 3-point turn
Standard parking bay
1.9 m wide: fits with room
Tight carpark aisle
6 m: careful, tight swing
Narrow laneway
3.5 m: no room to turn
Turning circle ratings
Standard widths: AU local streets carry ~5.5–7 m of carriageway; main roads ~9–12 m. AS 2890.1 carpark aisles are ~5.8–6.6 m for 90° bays (2.6 m wide × 5.4 m deep).
Road, aisle, swing and off-tracking figures are indicative estimates from the published turning circle. Verify in person before relying on them.
True Cost to Own
Based on 15,000km of annual driving, fuel costs roughly $1,938/year for the BMW 5 Series and $2,081/year for the Infiniti Q50. That is a $143 annual difference in favour of the BMW 5 Series.
Estimated annual total: $1,938 (BMW 5 Series) vs $2,081 (Infiniti Q50). The BMW 5 Series saves you roughly $143 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Who Should Buy Which?
Buy the BMW 5 Series if: You want lower running costs, or prefer BMW's approach to design and ownership experience.
Buy the Infiniti Q50 if: You prioritise performance, or prefer Infiniti's approach to design and ownership experience.
The Verdict
The BMW 5 Series takes 2 of 3 key spec categories. The BMW 5 Series will save you roughly $143 a year in fuel. The best pick depends on what you value most. Explore the full specs for each model below.
Common questions
Which is cheapest, BMW 5 Series and Infiniti Q50?
The BMW 5 Series is the cheapest at $114,900 before on-road costs.
Which is the most fuel-efficient?
The BMW 5 Series uses the least fuel at 6.8L/100km on the combined cycle.
Which is safest?
They are evenly matched — BMW 5 Series all hold a 5-star ANCAP rating. Compare the active-safety features above to separate them.
Which can tow the most?
The BMW 5 Series has the highest braked towing capacity at 2,000kg.
Which is the most powerful?
The Infiniti Q50 makes the most power at 155kW. The BMW 5 Series is quickest to 100km/h in 5.6s.
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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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