MG MG3 2024– car dimensions: 4113 mm long, 1797 mm wide and 1502 mm high. Unladen weight is 1,298 kg. Braked towing is 500 kg.
The cabin centres on a 10.25-inch touchscreen with wired Apple CarPlay and Android Auto plus a 7-inch digital driver display as standard. Climate control is manual air-conditioning on base petrol grades and automatic on hybrids and higher trims. Adaptive cruise control, automatic emergency braking, lane-keep assist and a reversing camera with rear parking sensors come across the range. Blind-spot warning and rear cross-traffic alert appear on higher grades in some markets.
Boot space is 293 litres with seats up, expanding to 983 litres with the rear bench folded. The load area suits daily shopping or a couple of bags, though the single-piece rear seat fold leaves a step in the floor.
Towing capacity is rated at 500 kg braked or unbraked. The car is not set up for heavy work use, with no mention of heavy-duty cooling or reinforced suspension.
The cabin offers good space for a small hatch with supportive front seats that have 6-way manual adjustment on the driver side and 4-way on the passenger. Higher grades use leather-style trim with cloth inserts. A 7-inch digital cluster and 10.25-inch touchscreen sit up front. Climate control is single-zone, with rear vents on mid and top grades. A small sunroof appears on some higher trims. Storage includes a front centre armrest and cupholders.
Hybrid combined fuel use 4.4 l/100 km WLTP. petrol 6.0 l/100 km
Fuel tank 36 L hybrid or 45 L petrol
Service every 12 months or 10,000 km in some markets, 15,000 miles in others
7-year warranty (80,000 miles or unlimited km depending on market)
6 airbags standard plus MG Pilot suite (AEB, lane keep, adaptive cruise)
ANCAP 3 stars (2024 builds), 4 stars later. Euro NCAP 4 stars
The hybrid version claims 4.4 l/100 km combined on the WLTP cycle with 100 g/km CO2 and a 36-litre tank. The petrol version is rated at 6.0 l/100 km with a larger 45-litre tank. Premium unleaded is required for the hybrid in most markets.
Service intervals are listed as 12 months or 10,000 km in Australia with capped-price plans available. In the UK the interval is 12 months or 15,000 miles. A long manufacturer warranty of 7 years covers the car, with matching cover on the hybrid battery in several markets.
Standard safety kit includes six airbags, autonomous emergency braking with pedestrian detection, lane-keep assist, adaptive cruise control, blind-spot monitoring and rear cross-traffic alert on higher grades, plus a reversing camera and rear sensors. The car scored 3 stars from ANCAP on 2024 builds and 4 stars after updates. Euro NCAP awarded 4 stars.
Living with the car means straightforward hybrid or petrol running with regular short-interval services and the long warranty for peace of mind. Higher trims add heated front seats and a heated steering wheel for cold weather comfort.
Length 4113 mm, Width 1797 mm, Height 1502 mm, Wheelbase 2570 mm (MG3 2024 - present)
Sources: manufacturer data, MG UK MG3 Range Brochure June 2026, MG Australia press pack/brochure 2024.