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MG eléctrico (MG4, ZS EV, Marvel R) vs Nissan Leaf and e-NV200: which engine is more reliable?

According to our risk index, the MG eléctrico (MG4, ZS EV, Marvel R) carries less risk than the Nissan Leaf and e-NV200: 20/100 (low risk) versus 49/100 (moderate risk). The MG eléctrico (MG4, ZS EV, Marvel R) has 1 documented serious fault, the main one being «High-voltage system fault warning and loss of propulsion»; the Nissan Leaf and e-NV200 has 3 documented serious faults, the main one being «Accelerated degradation of the air-cooled battery».

Risk index

MG eléctrico (MG4, ZS EV, Marvel R)

20

Low risk · 1 serious fault

Lower risk

Risk index

Nissan Leaf and e-NV200

49

Moderate risk · 3 serious faults

The index (0–100) weights the severity and frequency of the three most serious documented faults. How it is calculated

17 sourcesHow we work

Is the MG eléctrico (MG4, ZS EV, Marvel R) reliable?

MG electric cars have few documented battery or motor faults; the most cited is AC charging, which is sometimes rejected or interrupted. What Car? places the MG4 in the lower part of its survey, mainly for minor electronics.[1][2][3]

See the 2 of the MG eléctrico (MG4, ZS EV, Marvel R) faults

Is the Nissan Leaf and e-NV200 reliable?

The weak point of the 24 kWh Leaf and e-NV200 is the battery, which is cooled by air only: it loses capacity faster than average, especially units from 2011-2014. The rest of the drivetrain (motor, charger, reduction gear) has few documented faults.[4][5][6]

See the 6 of the Nissan Leaf and e-NV200 faults

Side-by-side comparison

Comparison of MG eléctrico (MG4, ZS EV, Marvel R) and Nissan Leaf and e-NV200
MG eléctrico (MG4, ZS EV, Marvel R)Nissan Leaf and e-NV200
Technical data
TypeEngineEngine
FuelElectricalElectrical
Displacement——
Timing——
Power143–435 hp109–217 hp
Productionsince 2019[7][8][9][10]2011–2025[11][12][13]
Reliability
Risk index (what is it?)20Low risk49Moderate risk
Documented faults26
Of high or critical severity13
Worst severityHigh severityCritical severity
Main faults
  1. Medium severity: Charging faults: on-board charger and interrupted charging
  2. High severity: High-voltage system fault warning and loss of propulsion
  1. High severity: Accelerated degradation of the air-cooled battery
  2. Critical severity: Defective solder on the park-lock actuator plate (2019 e-NV200)
  3. High severity: Battery module or electronics fault with prolonged immobilisation
Most expensive documented repairNo reliable dataNo reliable data
Which versions to buy
BuyRecommended versions
  • ZS EV Long Range 72.6 kWh, 177 hp (2021-2024)[14]
  • Leaf II 40 kWh, 150 hp (2018-2025)[6]
With cautionVersions to be cautious about
  • MG4 Standard Range 51 kWh LFP, 170 hp (2022-present)[2]
  • MG4 Long Range 64 kWh, 204 hp (2022-present)[1]
  • MG4 Extended Range 77 kWh, 245 hp (2023-present)[1][2]
  • MG4 XPower 64 kWh, 435 hp (2023-present)[15]
  • ZS EV 44.5 kWh, 143 hp (2019-2021)[16]
  • ZS EV Standard Range 51 kWh LFP, 150 hp (2022-2024)[14]
  • Marvel R Comfort/Luxury 70 kWh, 180 hp (2021-2024)[3]
  • Marvel R Performance 70 kWh, 288 hp (2021-2024)[3]
  • Leaf I 24 kWh, 109 hp (2011-2015)[4]
  • Leaf I 30 kWh, 109 hp (2015-2017)[4][5]
  • Leaf e+ 62 kWh, 217 hp (2019-2025)[6]
  • e-NV200 24 kWh, 109 hp (2014-2018)[4][13]
  • e-NV200 40 kWh, 109 hp (2018-2022)[17]
AvoidVersions to avoidNoneNone

Severity of each fault: green, low; amber, medium; red, high; dark red, critical. How we rate them

Cars that each one is fitted to

MG eléctrico (MG4, ZS EV, Marvel R)

Nissan Leaf and e-NV200

Other comparisons

With the MG eléctrico (MG4, ZS EV, Marvel R)

With the Nissan Leaf and e-NV200

Compare other engines

That is the comparison you are viewing: change one of the two engines.

Sources

Every fact on this page links to its source. If you find an error, let us know.

  1. Fiabilité Mg MG4 (2023): toutes les pannes connuesFiches-auto.fr · Reliability study · consulted 30 October 2026 · in French
  2. Used MG4 2022-present reliabilityWhat Car? · Reliability study · consulted 30 October 2026
  3. Fiabilité Mg Marvel R (2021): toutes les pannes connuesFiches-auto.fr · Reliability study · consulted 30 October 2026 · in French
  4. Estudio comparativo de la degradación de la batería del Nissan Leaf de primera generaciónMovilidad Eléctrica · Motoring press · published 27 March 2018 · consulted 30 October 2026 · in Spanish
  5. Fiabilité Nissan Leaf (2011-2017) : pannes et avis des propriétairesFiches-auto.fr · Reliability study · consulted 30 October 2026 · in French
  6. Fiabilité Nissan Leaf 2 (à partir de 2019) : pannes et avis des propriétairesFiches-auto.fr · Reliability study · consulted 30 October 2026 · in French
  7. MG4 EVWikipedia · Other source · consulted 30 October 2026
  8. MG ZS (crossover): sección MG EZS / ZS EVWikipedia · Other source · consulted 30 October 2026
  9. Datos generales MG MG4 Electric Luxury (05/23 - 07/25)ADAC · Technical documentation · consulted 30 October 2026 · in German
  10. MG Marvel R Electric: motores, equipamiento y preciosCarnovo · Technical documentation · published 21 July 2023 · consulted 30 October 2026 · in Spanish
  11. Nissan Leaf (Wikipedia, en)Wikipedia · Other source · consulted 30 October 2026
  12. Nissan Leaf (Wikipedia, de)Wikipedia · Other source · consulted 30 October 2026 · in German
  13. Nissan NV200 (Wikipedia, en)Wikipedia · Other source · consulted 30 October 2026
  14. Fiabilité Mg ZS: toutes les pannes connuesFiches-auto.fr · Reliability study · consulted 30 October 2026 · in French
  15. Foro GoingElectric: MG4 XPower con fallo del sistema de control y sin cargaGoingElectric · Owners' forum · consulted 30 October 2026 · in German
  16. Foro MGEVs: batería de tracción de un ZS EV de 2019 averiada con menos de 22.000 millasMGEVs.com · Owners' forum · published 26 August 2025 · consulted 30 October 2026
  17. Nissan e-NV200 (2019): recall actuator, EV/Hybrid (Safety Gate A12/01429/20)car-recalls.eu · Official body · published 30 October 2020 · consulted 30 October 2026