BMW Z4 vs Fiat 500C
A detailed look at how two of Australia's most popular Convertibles 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 Z4
From $99,200
Convertible
Petrol
Petrol
145kW
6.5 L/100km
ANCAP: no data
281L
Fiat 500C
Price TBC
Convertible
Petrol
—
63kW
4 L/100km
ANCAP: no data
182L
Fiat 500C: we're still completing price, warranty, ground clearance and braked towing.
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
Both come with modern infotainment systems.
The BMW Z4 stands out with wireless Apple CarPlay/Android Auto — features our data doesn't list for the Fiat 500C. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The BMW Z4 uses a Petrol producing 145kW and 320Nm of torque, sent through a auto to a RWD layout. It covers the 0-100km/h sprint in 6.6 seconds.
The Fiat 500C lines up making 63kW and 145Nm, paired to a 5-speed manual driving the front wheels. It gets to 100km/h in 11 seconds.
The BMW Z4 has the clear power advantage at 145kW vs 63kW. In the 0-100 sprint (manufacturer-claimed), the BMW Z4 is 4.4s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The BMW Z4 measures 4,324mm long on a 2,470mm wheelbase, 778mm longer than the Fiat 500C at 3,546mm (2,300mm wheelbase). The longer wheelbase on the BMW Z4 generally means more rear legroom.
Boot space is 281L in the BMW Z4 and 182L in the Fiat 500C, giving the BMW Z4 a 99L advantage. The Fiat 500C seats 4 vs 2.
0Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
9.3m to 11.0m
Based on 11.0m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 9.3m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Turning circle ratings
Compare U-turns side by side
Turning Circle · U-turn compare
kerb-to-kerb, 2 cars0 of 2 clear a 7.0 m street in one sweep
Green cars complete the U-turn; amber need a 3-point turn. Drag the slider to test tighter streets.
Standard widths: AU local streets ~5.5–7 m; main roads ~9–12 m.
True Cost to Own
Based on 15,000km of annual driving, fuel costs roughly $1,853/year for the BMW Z4 and $1,140/year for the Fiat 500C. That is a $713 annual difference in favour of the Fiat 500C.
Who Should Buy Which?
Buy the BMW Z4 if: You prioritise performance, need more boot space, or prefer BMW's approach to design and ownership experience.
Buy the Fiat 500C if: You want lower running costs, or prefer Fiat's approach to design and ownership experience.
The Verdict
The BMW Z4 takes 3 of 4 key spec categories. The Fiat 500C will save you roughly $713 a year in fuel. If boot space matters, the BMW Z4 has a clear edge. The best pick depends on what you value most. Explore the full specs for each model below.
Common questions
Which is cheapest, BMW Z4 and Fiat 500C?
The BMW Z4 is the cheapest at $99,200 before on-road costs.
Which is the most fuel-efficient?
The Fiat 500C uses the least fuel at 4L/100km on the combined cycle.
What are the ANCAP safety ratings?
None of BMW Z4 and Fiat 500C carry a published ANCAP rating yet, so there is no crash result to compare. Check back as they are tested.
Which has the most boot space?
The BMW Z4 has the largest boot at 281L.
Which is the most powerful?
The BMW Z4 makes the most power at 145kW. The BMW Z4 is quickest to 100km/h in 6.6s.
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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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