Guide
MG4 EV UK Buyers Guide: Exceptional value, documented reliability concerns
The MG4 EV undercuts rivals by £4,000–£6,000 and offers up to 338 miles WLTP range, making it the UK's value-per-pound champion. But MG ranked dead last in UK Driver Power surveys 2023 and 2024, and What Car? reliability data shows 68% of faulty cars off the road >1 week. The core engineering is solid — backed by SAIC Motor, China's 7th-largest automaker — but dealer service and infotainment quality remain weak points. Two different cars share the 'MG4' name (Gen 1 RWD vs Gen 2 FWD Urban), so buyers must know which one they're testing.
Kai Zhang · Editor-in-Chief · Updated 16 Jul 2026Who actually makes the MG4 EV?
MG is owned by SAIC Motor (上汽集团) — Shanghai government state-owned, Fortune 500 #93, 7th largest automaker globally. H1 2025 revenue ¥299.59B with positive cash flow and NEV sales +40%. MG sold 153K units in EU H1 2025 (+16%). Not a start-up — a global industrial giant. Parent survival risk: Very Low. State-owned, publicly traded, globally diversified. Main risk: EU tariffs on Chinese EVs, not solvency. MG has been in the UK since the Longbridge revival — deep dealer network, well-established parts and service.
UK pricing and specifications
Two completely different cars share the MG4 name in the UK. MG4 EV Urban (Gen 2, FWD): Comfort Standard Range £23,495 (43 kWh, 201 mi WLTP); Comfort Long Range £25,495 (54 kWh, 258 mi); Premium Long Range £27,995 (54 kWh, 258 mi). MG4 EV (Gen 1, RWD): Premium Long Range £29,995 (62 kWh LFP, 280 mi, 187 bhp); Premium Extended Range £32,995 (74 kWh NMC, 338 mi, 242 bhp); XPower £33,995 (62 kWh NMC, 251 mi, 435 bhp AWD). DC charging: 150 kW (Gen 1), 140 kW (Gen 2 Urban). AC: 11 kW. Warranty: 7yr/80k mi vehicle + 8yr/100k mi battery.
Reality check: two different cars, one name
MG4 EV (Gen 1): RWD, multi-link rear, MSP platform, 62/74 kWh, 280–338 mi WLTP. MG4 EV Urban (Gen 2): FWD, torsion beam rear, E3 platform, 43/54 kWh, 201–258 mi WLTP — 108mm longer, 45mm longer wheelbase, ~150 kg lighter, bigger boot (471L vs 363L), CTB architecture. China only sells Gen 2 now. UK buyers comparing an 'MG4' need to know which one — they drive differently. Gen 2 Urban improved NCAP scores (2025: 87/85/85/80% vs Gen 1 2022: 83/80/75/78%) despite stricter protocols.
Reliability warning: the documented problems
MG ranked dead last in UK Driver Power 2023 and 2024 — a real brand perception challenge. What Car? 2024 Reliability Survey placed MG4 last of 18 EVs. Key data: 68% of faulty cars off the road >1 week; 39% of repair bills exceeded £1,000. Common issues: frozen charge-port flap in winter, infotainment freezes, platform faults. Chinese data (车质网) shows 1,219 service complaints vs 201 product issues — the problem is dealer service, not the car itself. Core mechanical complaints: steering rack noise (52 cases).
Chinese market intelligence: what owners actually say
Originally launched as 名爵木兰 (MG Mulan) in 2022, renamed MG4 EV in Aug 2023. Gen 2 launched Aug 2025 at ¥65,800–¥102,800. Autohome owner rating: 4.49/5.0 from 1,514 reviews, 148 faults/100 cars. Key praise: acceleration (435), rear space (356), stability (295). Key complaints: tyre noise (210), wind noise (191), interior materials (185). 车质网 satisfaction only 2.3/5.0 — but overwhelmingly driven by dealer/service complaints, not product quality. The #1 real mechanical complaint is steering rack noise (52). Dongchedi: generally positive (4.0–5.0), value-for-money dominates.
Company car tax and running costs
Benefit-in-Kind (BiK) 2025/26: 3% for pure EVs; 2026/27: 4%; 2027/28: 5%. Vehicle Excise Duty (VED): Year 1 £0, Year 2+ £0 for zero-emission vehicles. No expensive car supplement applies (MG4 max £33,995). Real-world running costs: home charging ~£6–8 for full charge (£0.30/kWh); public rapid charging ~£20–30 for 80% charge. Servicing every 2 years or 18,000 miles. Insurance groups 18–22 depending on model. BiK rates make MG4 attractive for salary sacrifice.
How it compares with rivals
vs BYD Atto 3: MG4 is £4,000–£6,000 cheaper, has longer range on paper (338 mi vs 261 mi), but BYD offers 7-year/100,000-mile warranty vs MG's 7-year/80,000-mile, and BYD has better dealer network reputation. vs Volkswagen ID.3: MG4 undercuts ID.3 by approximately £6,000, but ID.3 offers better build quality and infotainment. vs Renault 5 E-Tech: MG4 offers better value for money, but Renault 5 has better interior quality and ride comfort. MG4 is best for range-per-pound; weaker on dealer experience and resale prospects.
Honest verdict: who is this for?
Best for: budget-conscious buyers seeking maximum range-per-pound; company car drivers wanting low BiK rates; buyers comfortable with potential reliability concerns for lower upfront cost. Avoid if: you prioritise reliability and dealer experience; you need strong residual value prospects; you demand premium interior quality and ride comfort. Overall: The MG4 EV offers exceptional value but comes with documented reliability concerns. The core engineering is solid, backed by SAIC's financial stability, but dealer service and infotainment quality remain weak points. Test drive thoroughly and consider the brand's last-place rankings in owner satisfaction surveys.
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Every Chinese EV on UK sale in one table — price, WLTP range, rapid charging and warranty.