Hyundai i30 Sedan vs Mazda 6
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 Hyundai i30 Sedan stands out with Apple CarPlay that you will not find on the Mazda 6. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The Hyundai i30 Sedan uses a Petrol producing 110kW and 180Nm of torque, sent through a cvt to a FWD layout.
The Mazda 6 lines up making 140kW and 252Nm, paired to a 6-speed automatic driving the front wheels.
The Mazda 6 has the clear power advantage at 140kW vs 110kW. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Hyundai i30 Sedan measures 4,710mm long on a 2,720mm wheelbase, 155mm shorter than the Mazda 6 at 4,865mm (2,830mm wheelbase). The longer wheelbase on the Mazda 6 generally means more rear legroom.
Boot space is 474L in the Hyundai i30 Sedan and 474L in the Mazda 6.
For towing, the Mazda 6 leads with a 1,500kg braked capacity vs 1,100kg. That 400kg difference matters if you regularly hitch up.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
10.8m diameter
Good
Based on 10.8m 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.
Good
Needs a 3-point turn (one reverse)
Needs about 9.3 m to swing round without stopping. Road is 9.0 m.
U-turn on a wide street
≥ 10 m — clears in one
U-turn on a standard street
7 m — 3-point turn
Standard parking bay
1.8 m wide — fits with room
Tight carpark aisle
6 m — swings in
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 $1,739/year for the Hyundai i30 Sedan and $1,995/year for the Mazda 6. That is a $256 annual difference in favour of the Hyundai i30 Sedan.
Estimated annual total: $1,739 (Hyundai i30 Sedan) vs $1,995 (Mazda 6). The Hyundai i30 Sedan saves you roughly $256 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 5 years / 999,999km (Hyundai i30 Sedan) vs 5 years / 999,999km (Mazda 6). Both match on warranty length.
Who Should Buy Which?
Buy the Hyundai i30 Sedan if: You want lower running costs, or prefer Hyundai's approach to design and ownership experience.
Buy the Mazda 6 if: You prioritise performance, need stronger towing, or prefer Mazda's approach to design and ownership experience.
The Verdict
The Mazda 6 takes 2 of 3 key spec categories. The Hyundai i30 Sedan will save you roughly $256 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, Hyundai i30 Sedan and Mazda 6?
The Hyundai i30 Sedan is the cheapest at $29,250 before on-road costs.
Which is the most fuel-efficient?
The Hyundai i30 Sedan uses the least fuel at 6.1L/100km on the combined cycle.
Which is safest?
They are evenly matched — Hyundai i30 Sedan all hold a 3-star ANCAP rating. Compare the active-safety features above to separate them.
Which can tow the most?
The Mazda 6 has the highest braked towing capacity at 1,500kg.
Which is the most powerful?
The Mazda 6 makes the most power at 140kW.
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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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