BMW M3 vs MG MG6
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 MG6: we're still completing price, seat count, ground clearance, turning circle 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
The BMW M3 features a 12.3-inch touchscreen paired with a 12.3-inch digital dash, while the MG MG6 gets a 6-inch display.
The BMW M3 stands out with wireless Apple CarPlay/Android Auto, head-up display, panoramic roof, ventilated seats, power tailgate, Harman Kardon audio and ambient lighting — features our data doesn't list for the MG MG6. 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 MG MG6 responds with a Petrol Turbo making 118kW and 215Nm, paired to a 6-speed dual-clutch automatic driving the front wheels. It gets to 100km/h in 9.9 seconds.
The BMW M3 has the clear power advantage at 353kW vs 118kW. In the 0-100 sprint (manufacturer-claimed), the BMW M3 is 5.7s quicker. 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, 148mm longer than the MG MG6 at 4,653mm (2,705mm wheelbase). The longer wheelbase on the BMW M3 generally means more rear legroom.
Boot space is 480L in the BMW M3 and 429L in the MG MG6, giving the BMW M3 a 51L advantage.
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 9.4 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
1.9 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 $2,879/year for the BMW M3 and $2,223/year for the MG MG6. That is a $656 annual difference in favour of the MG MG6.
Warranty: 5 years / 999,999km (BMW M3) vs 6 years / 999,999km (MG MG6). The MG MG6 has longer coverage.
Who Should Buy Which?
Buy the BMW M3 if: You prioritise performance, need more boot space, or prefer BMW's approach to design and ownership experience.
Buy the MG MG6 if: You want lower running costs, value a longer warranty, or prefer MG's approach to design and ownership experience.
The Verdict
The BMW M3 takes 3 of 5 key spec categories. The MG MG6 will save you roughly $656 a year in fuel. If boot space matters, the BMW M3 has a clear edge. The MG MG6 adds peace of mind with a longer 6-year warranty. 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 MG MG6?
The BMW M3 is the cheapest at $163,700 before on-road costs.
Which is the most fuel-efficient?
The MG MG6 uses the least fuel at 7.8L/100km on the combined cycle.
What are the ANCAP safety ratings?
None of BMW M3 and MG MG6 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 M3 has the largest boot at 480L.
Which can tow the most?
The BMW M3 has the highest braked towing capacity at 1,800kg.
Which has the best warranty?
The MG MG6 has the longest warranty at 6 years / Unlimited.
Which is the most powerful?
The BMW M3 makes the most power at 353kW. The BMW M3 is quickest to 100km/h in 4.2s.
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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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