BENTLEY ARNAGE (2004)
Running costs, common problems, and reliability data based on 334 real MOT tests in 2024.
MOT Pass Rate
92%
Total Tests (2024)
334
Avg Mileage
47,432 mi
Est. Annual Cost
£2,097
Is the 2004 BENTLEY ARNAGE reliable?
Excellent reliability. Very few MOT failures. That's 10 points above the national average of 82%.
At 20 years old, 92% of BENTLEY ARNAGEs from 2004 passed their MOT first time in 2024. That's based on 334 tests across the UK. The average mileage at this age is 47,432 miles.
How does the 2004 BENTLEY ARNAGE compare?
Mileage Analysis
The average 2004 BENTLEY ARNAGE has 47,432 miles on the clock, which is significantly below the expected 148,000 miles for a 20-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 BENTLEY ARNAGE?
The most reliable year is the 2007 model with a 96% MOT pass rate, while the 1999 model has the lowest at 88%. The 2004 sits between the two at 92%.
How much does a 2004 BENTLEY ARNAGE 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.
BENTLEY ARNAGE by Year
Checking a specific BENTLEY ARNAGE?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2004 BENTLEY ARNAGE
The 2004 BENTLEY ARNAGE is a luxury with a 6750cc petrol engine. 334 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. It ranks in the top 6% of all 2004 cars for reliability.
With an average of 47,432 miles at 20 years old, BENTLEY ARNAGE 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.
2004 BENTLEY ARNAGE Fuel Costs
The 6750cc 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 2004 BENTLEY ARNAGE?
Total estimated annual running cost is £2,097 (£175/month), broken down as £1592 fuel, £250 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 92% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
BENTLEY ARNAGE Reliability Trend
The BENTLEY ARNAGE has maintained consistent MOT pass rates across model years, varying by only 2 percentage points.
Buying a Used 2004 BENTLEY ARNAGE
At 20 years old, the BENTLEY ARNAGE 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 2007 model has the highest pass rate at 96%.
Alternatives to the 2004 BENTLEY ARNAGE
If reliability is your priority, there's one similar car with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- ROLLS ROYCE PHANTOM (2005) 97% pass rate (+5%) from 148 tests