Proton Suprima S vs Mazda Mazda3
A detailed look at how two of Australia's most popular Hatchbacks 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.
Proton Suprima S
Price TBC
Hatchback
Petrol
Petrol
103kW
8.8 L/100km
ANCAP: no data
358L
Mazda Mazda3
From $26,490
Hatchback
Petrol
2.0 litre in-line 4 cylinder 16 valve DOHC S-VT petrol with i-stop and cylinder deactivation
114kW
5.9 L/100km
ANCAP: no data
295L
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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 Mazda Mazda3 counters with Apple CarPlay and head-up display that the Proton Suprima S does not offer. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The Proton Suprima S uses a Petrol producing 103kW and 205Nm of torque, sent through a 7 speed cvt (pro tronic) to a FWD layout. It covers the 0-100km/h sprint in 9.9 seconds.
The Mazda Mazda3 responds with a 2.0 litre in-line 4 cylinder 16 valve DOHC S-VT petrol with i-stop and cylinder deactivation making 114kW and 200Nm, paired to a 6-speed automatic (skyactiv-drive) driving the front wheels. It gets to 100km/h in 9.7 seconds.
The Mazda Mazda3 has the clear power advantage at 114kW vs 103kW. In the real-world sprint, the Mazda Mazda3 is 0.2s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Proton Suprima S measures 4,436mm long on a 2,650mm wheelbase, 24mm shorter than the Mazda Mazda3 at 4,460mm (2,725mm wheelbase). The longer wheelbase on the Mazda Mazda3 generally means more rear legroom.
Boot space is 358L in the Proton Suprima S and 295L in the Mazda Mazda3, giving the Proton Suprima S a 63L advantage.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
5.3m to 10.6m
Based on 5.3m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 10.6m 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 cars1 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 $2,508/year for the Proton Suprima S and $1,682/year for the Mazda Mazda3. That is a $826 annual difference in favour of the Mazda Mazda3.
Estimated annual total: $2,508 (Proton Suprima S) vs $1,682 (Mazda Mazda3). The Mazda Mazda3 saves you roughly $826 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 5 years / 150,000km (Proton Suprima S) vs 5 years / 999,999km (Mazda Mazda3). Both match on warranty length. Capped-price servicing: 5yr (Proton Suprima S)—.
Who Should Buy Which?
Buy the Proton Suprima S if: You need more boot space, or prefer Proton's approach to design and ownership experience.
Buy the Mazda Mazda3 if: You prioritise performance, want lower running costs, or prefer Mazda's approach to design and ownership experience.
The Verdict
The Mazda Mazda3 takes 3 of 4 key spec categories. The Mazda Mazda3 will save you roughly $826 a year in fuel. If boot space matters, the Proton Suprima S 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, Proton Suprima S and Mazda Mazda3?
The Mazda Mazda3 is the cheapest at $26,490 before on-road costs.
Which is the most fuel-efficient?
The Mazda Mazda3 uses the least fuel at 5.9L/100km on the combined cycle.
What are the ANCAP safety ratings?
None of Proton Suprima S and Mazda Mazda3 carry a published ANCAP rating yet — check back as they are tested.
Which has the most boot space?
The Proton Suprima S has the largest boot at 358L.
Which can tow the most?
The Mazda Mazda3 has the highest braked towing capacity at 1,200kg.
Which is the most powerful?
The Mazda Mazda3 makes the most power at 114kW. The Mazda Mazda3 is quickest to 100km/h in 9.7s.
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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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