MORGAN PLUS 4 (1999)
Running costs, reliability data, and common problems from 64 real MOT tests.
Annual Cost
£2,047
£171/month
MOT Pass Rate
83%
Good
Road Tax
£315
Based on CC/year
Insurance
Grp 18-32
1994cc Petrol
Solid Option
83% pass rate, £2047/year to run. Close to the national average.
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Annual Running Costs
~36 mpg
Based on 1994cc
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.
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Reliability Verdict
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%. It falls below the MORGAN brand average of 92%.
At 27 years old, 83% of MORGAN PLUS 4s from 1999 passed their MOT first time in 2026. That's based on 64 tests across the UK. The average mileage at this age is 41,745 miles.
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How Does It Compare?
Mileage Analysis
41,745
Average miles
199,800
Expected for age
The average 1999 MORGAN PLUS 4 has 41,745 miles on the clock, which is significantly below the expected 199,800 miles for a 27-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.
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Best Year to Buy?
The most reliable year is the 2015 model with a 98% MOT pass rate, while the 1997 model has the lowest at 78%. The 1999 sits between the two at 83%.
MORGAN PLUS 4 by Year
| Year | Pass Rate | Tests | Avg Mileage | |
|---|---|---|---|---|
| 2020 | 98% | 48 | 5,365 mi | |
| 2019 | 93% | 151 | 7,875 mi | |
| 2018 | 92% | 114 | 11,589 mi | |
| 2017 | 92% | 114 | 13,580 mi | |
| 2016 | 93% | 161 | 12,093 mi | |
| 2015 | 98% | 184 | 14,339 mi | |
| 2014 | 90% | 136 | 16,843 mi | |
| 2013 | 91% | 88 | 15,786 mi | |
| 2012 | 86% | 94 | 14,944 mi | |
| 2011 | 96% | 97 | 21,860 mi | |
| 2010 | 95% | 94 | 19,481 mi | |
| 2009 | 93% | 84 | 23,651 mi | |
| 2008 | 96% | 77 | 29,476 mi | |
| 2007 | 98% | 117 | 28,763 mi | |
| 2006 | 88% | 57 | 28,948 mi | |
| 2005 | 100% | 45 | 27,806 mi | |
| 1999 | 83% | 64 | 41,745 mi | |
| 1998 | 97% | 67 | 32,891 mi | |
| 1997 | 78% | 138 | 32,610 mi | |
| 1996 | 96% | 50 | 35,348 mi | |
| 1995 | 95% | 44 | 42,044 mi | |
| 1994 | 90% | 52 | 34,490 mi | |
| 1993 | 82% | 60 | 37,123 mi | |
| 1992 | 92% | 38 | 41,377 mi | |
| 1990 | 94% | 47 | 53,164 mi |
Similar Cars to Consider
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About the 1999 MORGAN PLUS 4
The 1999 MORGAN PLUS 4 is a family car with a 1994cc petrol engine. 64 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. It ranks in the top 23% of all 1999 cars for reliability.
With an average of 41,745 miles at 27 years old, MORGAN PLUS 4 owners tend to use this car less than the typical driver. Very low mileage could mean the car has been garaged or used only for short trips, which can cause its own issues like battery drain and moisture buildup.
1999 MORGAN PLUS 4 Fuel Costs
The 1994cc petrol engine offers a reasonable balance between performance and economy. Expect around 36 mpg in mixed driving, which works out to roughly £1,327 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 1999 MORGAN PLUS 4?
Total estimated annual running cost is £2,047 (£171/month), broken down as £1327 fuel, £315 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 83% pass rate. Keeping on top of servicing will help avoid surprises.
MORGAN PLUS 4 Reliability Trend
The MORGAN PLUS 4 has maintained consistent MOT pass rates across model years, varying by only 3 percentage points.
Buying a Used 1999 MORGAN PLUS 4
At 27 years old, the MORGAN PLUS 4 is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. If you're flexible on year, the 2015 model has the highest pass rate at 98%. Note: with only 64 tests in our data, these figures should be treated as indicative rather than definitive.
Common Issues to Watch For
Based on the 1999 MORGAN PLUS 4's fuel type, age, and engine size, these are the most likely problem areas to check.
Timing Chain / Belt
Watch outAt 27 years old, check whether the timing belt has been replaced (typically due every 5-7 years or 60,000-100,000 miles). A snapped belt can destroy the engine.
Rust and Corrosion
Watch outAt 10+ years, check wheel arches, sills, subframe, and brake lines for rust. Structural corrosion is an MOT failure. Prevention is far cheaper than repair.
Suspension Bushings
Watch outRubber suspension bushes harden and crack with age, causing knocking noises and vague handling. A full refresh costs £300-£800 depending on the car.
Service History
Low riskAlways request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.
Running Costs Compared
How the 1999 MORGAN PLUS 4 stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| MORGAN PLUS 4(1999) | 83% | £1327 | £315 | Grp 18-32 | £2047 |
| FORD FOCUS(2001) | 68% | £1137 | £135 | Grp 12-25 | £2027-£20 |
| MAZDA MX-5(1999) | 73% | £1137 | £135 | Grp 12-25 | £1827-£220 |
| VOLKSWAGEN GOLF(1999) | 71% | £1327 | £135 | Grp 18-32 | £2017-£30 |
| HONDA CIVIC(2001) | 70% | £1137 | £135 | Grp 12-25 | £1827-£220 |
Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.
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