CarCostCheck

Morgan Plus 4

Reliability, running costs, and MOT data across 25 years from 2,221 real MOT tests.

Avg Pass Rate

92%

Total Tests

2,221

Best Year

2005 (100%)

Years Covered

25

About the Morgan Plus 4

The Morgan Plus 4 has been tested 2,221 times in 2026 MOT data across 25 model years (1990 to 2020), with an average pass rate of 92%. That's comfortably above the national average of 82%, making it a reliable choice. Available as petrol.

Best and Worst Years

The 2005 model is the most reliable with a 100% pass rate from 45 tests. The 1997 model has the lowest at 78%. With a 22 point spread, choosing the right year makes a big difference to reliability.

Reliability Trend

The MORGAN PLUS 4 has maintained consistent MOT pass rates across model years, varying by only 3 percentage points.

Mileage Across Years

The oldest model in our data (1990) averages 53,164 miles, while the newest (2020) averages 5,365 miles.

Estimated Running Costs

Fuel (Petrol, 1999cc)
£1,327
Road Tax
£195
MOT Test
£55
Predicted Repairs
£200
Total per year£1,777
Per month£148/mo

Based on 7,400 miles/year, current fuel prices, and MOT pass rate data. Insurance not included.

Full 2020 details

How reliable is the Morgan Plus 4?

vs national average+10% (82% avg)
vs Morgan brand average+0% (92% avg)
Best to worst year spread22 percentage points
Reliability trendStable over years

Morgan Plus 4 by Year

Click any year to see detailed running costs, reliability data, and comparisons with similar cars.

YearPass RateTestsAvg Mileage
202098%485,365 mi
201993%1517,875 mi
201892%11411,589 mi
201792%11413,580 mi
201693%16112,093 mi
201598%18414,339 mi
201490%13616,843 mi
201391%8815,786 mi
201286%9414,944 mi
201196%9721,860 mi
201095%9419,481 mi
200993%8423,651 mi
200896%7729,476 mi
200798%11728,763 mi
200688%5728,948 mi
2005100%4527,806 mi
199983%6441,745 mi
199897%6732,891 mi
199778%13832,610 mi
199696%5035,348 mi
199595%4442,044 mi
199490%5234,490 mi
199382%6037,123 mi
199292%3841,377 mi
199094%4753,164 mi

Morgan Plus 4 Guides & Articles

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