MERCEDES SLS (2010)
Running costs, common problems, and reliability data based on 230 real MOT tests in 2024.
MOT Pass Rate
94%
Total Tests (2024)
230
Avg Mileage
18,857 mi
Est. Annual Cost
£2,097
Is the 2010 MERCEDES SLS reliable?
Excellent reliability. Very few MOT failures. That's 12 points above the national average of 82%. It also outperforms the MERCEDES brand average of 87%.
At 14 years old, 94% of MERCEDES SLSs from 2010 passed their MOT first time in 2024. That's based on 230 tests across the UK. The average mileage at this age is 18,857 miles.
How does the 2010 MERCEDES SLS compare?
Mileage Analysis
The average 2010 MERCEDES SLS has 18,857 miles on the clock, which is significantly below the expected 103,600 miles for a 14-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 MERCEDES SLS?
The most reliable year is the 2013 model with a 100% MOT pass rate, while the 2010 model has the lowest at 94%. Consider a different year if reliability is a priority.
How much does a 2010 MERCEDES SLS 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.
MERCEDES SLS by Year
Checking a specific MERCEDES SLS?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2010 MERCEDES SLS
The 2010 MERCEDES SLS is a performance with a 6208cc petrol engine. 230 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. It ranks in the top 5% of all 2010 cars for reliability.
With an average of 18,857 miles at 14 years old, MERCEDES SLS 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.
2010 MERCEDES SLS Fuel Costs
The 6208cc 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 2010 MERCEDES SLS?
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 94% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
MERCEDES SLS Reliability Trend
Newer MERCEDES SLSs show better MOT pass rates than older ones, with an average improvement of 4 percentage points.
Buying a Used 2010 MERCEDES SLS
At 14 years old, the MERCEDES SLS 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.
Alternatives to the 2010 MERCEDES SLS
If reliability is your priority, there are 2 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- BENTLEY CONTINENTAL (2012) 95% pass rate (+1%) from 2,452 tests
- ASTON MARTIN DB9 (2008) 92% pass rate (-2%) from 1,100 tests
- MERCEDES SL (2010) 88% pass rate (-6%) from 955 tests
- ASTON MARTIN DBS (2010) 95% pass rate (+1%) from 563 tests