JAGUAR XJS (1994)
Running costs, common problems, and reliability data based on 830 real MOT tests in 2024.
MOT Pass Rate
85%
Total Tests (2024)
830
Avg Mileage
92,143 mi
Est. Annual Cost
£2,247
Is the 1994 JAGUAR XJS reliable?
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.
At 30 years old, 85% of JAGUAR XJSs from 1994 passed their MOT first time in 2024. That's based on 830 tests across the UK. The average mileage at this age is 92,143 miles.
How does the 1994 JAGUAR XJS compare?
Mileage Analysis
The average 1994 JAGUAR XJS has 92,143 miles on the clock, which is significantly below the expected 222,000 miles for a 30-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.
Best year to buy a JAGUAR XJS?
The most reliable year is the 1995 model with a 89% MOT pass rate, while the 1992 model has the lowest at 78%. The 1994 sits between the two at 85%.
How much does a 1994 JAGUAR XJS cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
JAGUAR XJS by Year
Checking a specific JAGUAR XJS?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 1994 JAGUAR XJS
The 1994 JAGUAR XJS is a premium performance with a 5993cc petrol engine. 830 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. It ranks in the top 18% of all 1994 cars for reliability.
With an average of 92,143 miles at 30 years old, JAGUAR XJS 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.
1994 JAGUAR XJS Fuel Costs
The 5993cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 1994 JAGUAR XJS?
Total estimated annual running cost is £2,247 (£187/month), broken down as £1592 fuel, £250 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 85% pass rate. Keeping on top of servicing will help avoid surprises.
JAGUAR XJS Reliability Trend
Newer JAGUAR XJSs show better MOT pass rates than older ones, with an average improvement of 4 percentage points.
Buying a Used 1994 JAGUAR XJS
At 30 years old, the JAGUAR XJS 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 1995 model has the highest pass rate at 89%.
Alternatives to the 1994 JAGUAR XJS
The JAGUAR XJS is actually the most reliable option among similar petrol premium performances from this era. Here are comparable petrol cars with similar engines:
- JAGUAR XJ (1996) 82% pass rate (-3%) from 1,861 tests
- MERCEDES S-CLASS (1996) 83% pass rate (-2%) from 348 tests