Lexus RZ vs MG S6 EV

The Lexus RZ costs £16,000 more than the MG S6 EV. For that premium it adds a 1.7s quicker 0-62mph time. The MG S6 EV is not just cheaper - it also offers 152 litres more boot space. On EVcarsguide's combined category scores, the Lexus RZ comes out ahead overall.

The MG S6 EV is £16,000 cheaper to buy. The Lexus RZ is cheaper to charge, roughly £152 a year versus £184 for the MG S6 EV, at 8,000 miles on an off-peak home tariff. Add 5 years of charging and the MG S6 EV comes out roughly £15,840 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 294 miles for the Lexus RZ and 232 miles for the MG S6 EV - both below their WLTP figures, because sustained high speed is the hardest case for an EV. The Lexus RZ goes roughly 62 miles further between charging stops. A rapid charge to 80% takes around 30 minutes in the Lexus RZ and 38 in the MG S6 EV, so the Lexus RZ loses less time at each stop. That makes the Lexus RZ the stronger long-distance car.

The two are within 17 mm on width, so neither is meaningfully easier to thread into a tight space. In a standard 2,400 mm bay that leaves about 505 mm of total clearance for the Lexus RZ and about 488 mm of total clearance for the MG S6 EV.