What year MG 4 Trophy Extended Range is most reliable?

Based on MOT first-test pass rates, the 2023 MG 4 Trophy Extended Range has the highest pass rate at 2.2%, out of 312 vehicles tested.

What are the most common MG 4 Trophy Extended Range MOT failures?

The most common MG 4 Trophy Extended Range MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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MG 4 Trophy Extended Range — Reliability by Year

1,922 vehicles · MOT data 2023–2025 · first-test pass rates

Best pass rate year

2023

2.2% first-test pass rate · 312 vehicles

Lowest pass rate year

2025

0.2% first-test pass rate · 605 vehicles

Year	Pass rate	Avg mileage	Vehicles
2025	0.2%	128 mi	605
2024	1.3%	11,770 mi	1,005
2023	2.2%	27,551 mi	312

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