MG IM6 Long Range vs EV6 Air 84: which improves your long trip?

Start with EV6 Air 84 if it completes your regular long trip with sensible charging reserve, its manual seat adjustment suits both drivers and its finished quotation meets your budget. Put IM6 100 Long Range first when its powered, ventilated front seats, heated rear outer seats or four-wheel steering solve something you do often enough to value. The MG's richer specification can be a reason to buy; a claimed 17-minute stop against Kia's 18-minute stop is a poor reason on its own.

Both are rear-drive electric cars with active UK sales routes. This is a comparison of the actual Long Range and Air specifications, not an IM6 Performance road test or an EV6 GT-Line S equipment list. CathayEV has not driven or charged these two cars together. A seat that feels wrong, a control you cannot use comfortably or a parking space that does not work is more important than a feature advantage you rarely use.

The selected MG configurator reference is £48,495 including VAT, with Arctic White included. That establishes the retail configuration amount, not an itemised delivered quote for this household. Kia's current exact Air 84 row lists £45,635 OTR with standard paint. Its guide separately shows premium paint at £700. The row's tax and registration breakdown is not a promise that delivery-day charges or a retailer's personal offer will be identical.

Obtain two delivered cash quotes with the exact grade and options before treating the published amounts as a payable price difference. Ask about registration, delivery, paint, accessories and the validity of the proposed car. If financing, compare the complete credit agreement for the same deposit, term and mileage; a deposit contribution does not become an automatic cash discount. Do not use an IM6 lease rental or Kia P11D value as the purchase price.

MG publishes 388 miles WLTP combined for 100 Long Range; Kia gives 361 miles WLTP combined for Air on its 19-inch wheels. The MG's 510-mile city figure and Kia's 475-mile city figure are different operating profiles and do not describe a long motorway leg. Nominal and usable battery labels also need to remain distinct rather than being used to invent an efficiency result.

Use the declared ranges for shortlisting, then plan your actual route with weather, load and charging reserve. Check where you would stop with passengers, how much reserve you want on arrival and what happens if the planned charger is occupied or unavailable. A larger catalogue range matters when it changes that route in a useful way; it does not establish a measured winter advantage or lower cost. We have not produced a common loaded-motorway or cold-weather test.

The IM6 has an 11 kW onboard AC charger, but its technical table's 10-to-100% home example uses a 7 kW supply and gives 16 hours. Kia's 10-to-100% example uses an 11 kW three-phase supply and gives 7 hours 35 minutes. The start and end percentages are aligned, but the electrical supplies are not. Those entries do not prove that Air takes half the time on the same household connection.

Compare the same supply and battery window before calling either car quicker to charge at home. Ask an installer what your property can safely supply, whether three-phase service is available, and which cable, protections and installation work the quote includes. Neither a large battery nor an 11 kW onboard rating makes a standard domestic socket a suitable everyday installation. Use the actual energy you need overnight when planning the routine, with allowances for losses and interruptions.

MG declares a 665-litre rear boot reference for Long Range with seats in place, plus a separate 32-litre front compartment. Kia's table gives 490 litres behind the rear seats without premium sound and a separate 52-litre RWD front compartment. We have not established a common luggage measurement method for these references, so we do not promise an exact extra usable volume. Put the same cases or pushchair into both while preserving the seats you need.

The MG is a substantial car: its UK sheet gives 4,904 mm length, 1,988 mm body width and 2,190 mm including mirrors. Four-wheel steering and its declared 10.18 m turning circle are worth demonstrating in your parking manoeuvre, but do not make the body narrower or create door-opening room. Kia's 11.62 m turning-circle reference alone does not show which car is easier in your particular space. Check access, visibility and tailgate clearance rather than buying from a single number.

If Air carries the household, its route and charging routine work, and manual seat adjustment is acceptable, it is a sound first quotation. Choose IM6 Long Range when the actual cabin, seating functions or parking manoeuvre give you a useful benefit worth the amount on a completed proposal. If both do the job equally well, let the verified cash or full finance terms and support arrangements decide.

This is UK documentary research checked on 21 October 2026, not a road, charging, comfort or reliability test by CathayEV. Keep each manufacturer's published conditions and the delivered vehicle specification on the order. See other UK buying guides if either car fails your practical requirements.