MG 7 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.
MG 7
From $44,990
Sedan
Petrol
2.0L Turbo Petrol
170kW
8 L/100km
5★ ANCAP
375L
Mazda 6
From $29,740
Sedan
Petrol
2.5 litre in-line 4 cylinder 16 valve DOHC S-VT
125kW
8.4 L/100km
5★ ANCAP
519L
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Price Breakdown
The MG 7 starts from $44,990 before on-road costs, while the Mazda 6 opens at $29,740. That makes the Mazda 6 the more affordable entry point by $15,250.
Once you factor in stamp duty, registration, CTP insurance, and dealer delivery, expect to add roughly 8-12% on top of the RRP depending on your state. That puts estimated driveaway prices in the ballpark of $49,489 and $32,714 respectively.
Over 5 years, the running costs are nearly identical since both have similar efficiency.
Safety Rundown
Both the MG 7 and Mazda 6 hold a 5-star ANCAP safety rating.
Where the two diverge is in active safety technology. The MG 7 packs more ADAS features with 7 out of 10 key systems fitted, compared to 0 in the Mazda 6.
Both include the essentials: core safety systems. Airbag count is 7 in the MG 7 and 6 in the Mazda 6. The MG 7 adds a 360-degree camera that the Mazda 6 misses.
Feature Showdown
Both come with modern infotainment systems.
The MG 7 stands out with wireless Apple CarPlay/Android Auto, head-up display, wireless charging, panoramic roof, heated front seats, power tailgate, Bose audio and ambient lighting that you will not find on the Mazda 6. Which feature set matters more depends on your daily routine and priorities.
Interior trim differs: the MG 7 gets leather upholstery while the Mazda 6 offers cloth. Climate control is 2-zone in the MG 7 and 1-zone in the Mazda 6.
Drivetrain
The MG 7 uses a 2.0L Turbo Petrol producing 170kW and 380Nm of torque, sent through a automatic to a FWD layout.
The Mazda 6 responds with a 2.5 litre in-line 4 cylinder 16 valve DOHC S-VT making 125kW and 226Nm, paired to a 6-speed manual / 5-speed automatic driving the front wheels.
The MG 7 has the clear power advantage at 170kW vs 125kW. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The MG 7 measures 4,884mm long on a 2,778mm wheelbase, 149mm longer than the Mazda 6 at 4,735mm (2,725mm wheelbase). The longer wheelbase on the MG 7 generally means more rear legroom.
Boot space is 375L in the MG 7 and 519L in the Mazda 6, giving the Mazda 6 a 144L advantage.
For towing, the Mazda 6 leads with a 1,500kg braked capacity vs 750kg. That 750kg difference matters if you regularly hitch up.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
11.0m diameter
Good
Based on 11.0m 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 9.5 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 $2,280/year for the MG 7 and $2,394/year for the Mazda 6. That is a $114 annual difference in favour of the MG 7.
Estimated annual total: $2,280 (MG 7) vs $2,394 (Mazda 6). The MG 7 saves you roughly $114 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 10 years / 250,000km (MG 7) vs 3 years (Mazda 6). The MG 7 has longer coverage.
Who Should Buy Which?
Buy the MG 7 if: You prioritise performance, want lower running costs, value a longer warranty, or prefer MG's approach to design and ownership experience.
Buy the Mazda 6 if: You want the lower entry price, need more boot space, need stronger towing, or prefer Mazda's approach to design and ownership experience.
The Verdict
This is genuinely close. The MG 7 and Mazda 6 trade blows across the spec sheet, and neither runs away with an outright win. The MG 7 will save you roughly $114 a year in fuel. If boot space matters, the Mazda 6 has a clear edge. The MG 7 adds peace of mind with a longer 10-year warranty. The best pick depends on what you value most. Explore the full specs for each model below.
Common questions
Which is cheapest, MG 7 and Mazda 6?
The Mazda 6 is the cheapest at $29,740 before on-road costs. That undercuts the MG 7 by $15,250.
Which is the most fuel-efficient?
The MG 7 uses the least fuel at 8L/100km on the combined cycle.
Which is safest?
They are evenly matched — MG 7 and Mazda 6 all hold a 5-star ANCAP rating. Compare the active-safety features above to separate them.
Which has the most boot space?
The Mazda 6 has the largest boot at 519L.
Which can tow the most?
The Mazda 6 has the highest braked towing capacity at 1,500kg.
Which has the best warranty?
The MG 7 has the longest warranty at 10 years / 250k km.
Which is the most powerful?
The MG 7 makes the most power at 170kW.
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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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