Mazda 6e vs MG IM6

The MG IM6 costs £9,000 more than the Mazda 6e. For that premium it adds 40 miles more WLTP range, 201 kW faster peak rapid charging and 329 litres more boot space. On EVcarsguide's combined category scores, the Mazda 6e comes out ahead overall.

The Mazda 6e is £9,000 cheaper to buy. The Mazda 6e is cheaper to charge, roughly £152 a year versus £200 for the MG IM6, at 8,000 miles on an off-peak home tariff. Add 5 years of charging and the Mazda 6e comes out roughly £9,240 cheaper overall. These figures cover list price and home charging only - insurance, servicing, tyres and depreciation will move the real total.

EVcarsguide estimates a real-world motorway range of about 290 miles for the Mazda 6e and 275 miles for the MG IM6 - both below their WLTP figures, because sustained high speed is the hardest case for an EV. The Mazda 6e goes roughly 16 miles further between charging stops. Both rapid-charge to 80% in a similar time, around 17-24 minutes.

The Mazda 6e is the easier car for tight UK car parks: it is 98 mm narrower than the MG IM6. In a standard 2,400 mm bay that leaves about 510 mm of total clearance for the Mazda 6e and about 412 mm of total clearance for the MG IM6. The MG IM6 also turns in a 1.4 m tighter circle, which helps with U-turns and multi-storey ramps.

Over a 8-year ownership window EVcarsguide's degradation model projects roughly 90% battery health for the Mazda 6e and 84% for the MG IM6. That gives the Mazda 6e a modest edge in retained real-world range. The Mazda 6e's LFP-type pack tolerates daily 100% charging, while the MG IM6's NMC-type pack lasts longest kept to about 80% for everyday use.