MG MG4: specs, running costs and rivals
Figures updated
MG MG4 key specs (Mk1 (2022–), 5-door hatchback)
Price new
£29,995 to £33,995
Boot
388 litres (1,164 seats folded)
Seats
5
Size (L × W × H)
4,287 × 1,836 × 1,516mm
Power
190–435 PS
0–62mph
3.8–7.5 sec
Euro NCAP
5 stars (2022)
2022 on models; figures vary by version. Prices from the October 2026 price list. Sources: mg.co.uk, mgmotor.com.au, euroncap.com.
No MOT reliability data yet
The MG MG4 is too new for MOT records: cars take their first MOT at three years old. We'll add its reliability score once it appears in DVSA's MOT data. In the meantime you can compare it on price, space, performance, safety and running costs.
MG MG4 vs rivals
Side by side with popular family hatchbacks: price, boot space, size, performance, safety and running costs.
How big is the MG MG4's boot?
The Mk1 (2022–) MG MG4 has 388 litres of boot space with the rear seats up and 1,164 litres with them folded, according to the manufacturer. That's the 4th biggest of the 11 family hatchbacks we compare; the Skoda Octavia has the most, at 600 litres.
What MPG does the MG MG4 do?
Electric versions average 4 miles per kWh, with an official range of 217 to 323 miles.
Work out a journey's fuel costHow much is road tax on a MG MG4?
Any MG MG4 first registered from April 2017 pays the standard rate of £200 a year after its first year (2026/27 rates).
Work out tax for a specific carMG MG4 specs and running costs
Official figures for 5 versions sold in the UK between 2025 and 2025.
Fuel types
Electric
Electric range
217–323 miles
Efficiency
3.0–4.0 mi/kWh
Power
170–435 PS
| Version | Fuel | Economy | CO2 | Car tax | Company car tax |
|---|---|---|---|---|---|
| MG4 EV 2023MY SE 51kWh170 PS · N/A · listed 2025 | Electric | 4 mi/kWh | 0g | £200 | 4% |
| MG4 EV 2023MY SE Long range 64kWh203 PS · N/A · listed 2025 | Electric | 4 mi/kWh | 0g | £200 | 4% |
| MG4 EV 2023MY Trophy Long range 64kWh203 PS · N/A · listed 2025 | Electric | 4 mi/kWh | 0g | £200 | 4% |
| MG4 EV 2023MY Trophy extended range 77kWh244 PS · N/A · listed 2025 | Electric | 4 mi/kWh | 0g | £200 | 4% |
| MG4 EV 2023MY X power 64kwh435 PS · N/A · listed 2025 | Electric | 3 mi/kWh | 0g | £200 | 4% |
Economy and CO2 are official WLTP figures. Car tax is the yearly rate at current rates for a car first registered in the year listed, before any expensive car supplement. Company car tax is the 2026/27 benefit-in-kind rate.
What a MG MG4 costs to fuel
- Electric, typical official 4 miles per kWh…
Official figures are usually 10–15% better than real-world driving.
Work out your charging costsCompare the MG MG4 with other family hatchbacks
Frequently asked questions
›Is the MG MG4 reliable?
It's too new to tell from MOT records: cars take their first MOT at three years old, so the MG MG4 isn't in DVSA's MOT data yet. We'll add its reliability score as soon as it is. Until then, our comparisons show its specs and running costs against rivals with long MOT records.
›How much is the MG MG4?
UK list prices are £29,995 to £33,995 (price list of 2026-10-01). Dealers and online brokers often sell for less.
›How big is the MG MG4's boot?
The Mk1 (2022–) MG MG4 has 388 litres of boot space with the rear seats up and 1,164 litres with them folded, according to the manufacturer. That's the 4th biggest of the 11 family hatchbacks we compare; the Skoda Octavia has the most, at 600 litres.
›What MPG does the MG MG4 do?
Electric versions average 4 miles per kWh, with an official range of 217 to 323 miles.
›How much is road tax on a MG MG4?
Any MG MG4 first registered from April 2017 pays the standard rate of £200 a year after its first year (2026/27 rates).
›How fast is the MG MG4?
Power ranges 190–435 PS. 0–62mph takes 3.8–7.5 seconds, depending on the version.
Sources: manufacturers' UK specifications and price lists and Euro NCAP (listed above); official economy and CO2 from Vehicle Certification Agency data, © Crown copyright. VCA cannot accept liability for its accuracy.