BMW M3 vs Kia Rio
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.
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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 M3 stands out with wireless Apple CarPlay/Android Auto, head-up display, panoramic roof, heated front seats, ventilated seats, power tailgate, Harman Kardon audio and ambient lighting — features our data doesn't list for the Kia Rio. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The BMW M3 uses a Petrol producing 353kW and 550Nm of torque, sent through a manual to a RWD layout. It covers the 0-100km/h sprint in 4.2 seconds.
The Kia Rio lines up making 103kW and 167Nm, paired to a 6-speed automatic (manu-matic) driving the front wheels.
The BMW M3 has the clear power advantage at 353kW vs 103kW. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The BMW M3 measures 4,801mm long on a 2,857mm wheelbase, 436mm longer than the Kia Rio at 4,365mm (2,570mm wheelbase). The longer wheelbase on the BMW M3 generally means more rear legroom.
For towing, the BMW M3 leads with a 1,800kg braked capacity vs 950kg. That 850kg difference matters if you regularly hitch up.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
10.5m 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 10.5m 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 $2,879/year for the BMW M3 and $1,739/year for the Kia Rio. That is a $1,140 annual difference in favour of the Kia Rio.
Warranty: 5 years / 999,999km (BMW M3) vs 5 years (Kia Rio). Both match on warranty length.
Who Should Buy Which?
Buy the BMW M3 if: You prioritise performance, need stronger towing, or prefer BMW's approach to design and ownership experience.
Buy the Kia Rio if: You want lower running costs, or prefer Kia's approach to design and ownership experience.
The Verdict
The BMW M3 takes 2 of 3 key spec categories. The Kia Rio will save you roughly $1,140 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 M3 and Kia Rio?
The BMW M3 is the cheapest at $163,700 before on-road costs.
Which is the most fuel-efficient?
The Kia Rio uses the least fuel at 6.1L/100km on the combined cycle.
What are the ANCAP safety ratings?
Kia Rio holds a 5-star ANCAP rating. We have no published ANCAP rating for BMW M3, so there is nothing to compare on crash performance. Compare the active-safety features above instead.
Which can tow the most?
The BMW M3 has the highest braked towing capacity at 1,800kg.
Which is the most powerful?
The BMW M3 makes the most power at 353kW.
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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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