MERCEDES S 350 L AMG LN PREM + EXEC D A (2023)
Running costs, common problems, and reliability data based on 46 real MOT tests in 2024.
MOT Pass Rate
93%
Total Tests (2024)
46
Avg Mileage
25,493 mi
Est. Annual Cost
£1,690
Is the 2023 MERCEDES S 350 L AMG LN PREM + EXEC D A reliable?
Excellent reliability. Very few MOT failures. That's 11 points above the national average of 82%. It also outperforms the MERCEDES brand average of 87%.
At 1 years old, 93% of MERCEDES S 350 L AMG LN PREM + EXEC D As from 2023 passed their MOT first time in 2024. That's based on 46 tests across the UK. The average mileage at this age is 25,493 miles.
How does the 2023 MERCEDES S 350 L AMG LN PREM + EXEC D A compare?
Mileage Analysis
The average 2023 MERCEDES S 350 L AMG LN PREM + EXEC D A has 25,493 miles on the clock, which is well above the expected 7,400 miles for a 1-year-old car. Check service history carefully, as high-mileage cars need consistent maintenance to stay reliable.
How much does a 2023 MERCEDES S 350 L AMG LN PREM + EXEC D A 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 S 350 L AMG LN PREM + EXEC D A by Year
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About the 2023 MERCEDES S 350 L AMG LN PREM + EXEC D A
The 2023 MERCEDES S 350 L AMG LN PREM + EXEC D A is a large car with a 2925cc diesel engine. 46 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. Among all cars from 2023, the average MOT pass rate is 95%, and this model falls short of that benchmark.
With an average of 25,493 miles at 1 years old, MERCEDES S 350 L AMG LN PREM + EXEC D A owners cover more miles than the average driver. High-mileage examples should be checked carefully for wear on suspension, brakes, and drivetrain components.
2023 MERCEDES S 350 L AMG LN PREM + EXEC D A Fuel Costs
The 2925cc diesel engine is on the larger side, so fuel won't be this car's strong point. Expect around 40 mpg in mixed driving, which works out to roughly £1,245 per year at current diesel prices of 148p per litre (based on 7,400 miles per year).
What does it cost to own a 2023 MERCEDES S 350 L AMG LN PREM + EXEC D A?
Total estimated annual running cost is £1,690 (£141/month), broken down as £1245 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 93% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Alternatives to the 2023 MERCEDES S 350 L AMG LN PREM + EXEC D A
If reliability is your priority, there are 2 similar cars with a higher MOT pass rate. Here are comparable diesel cars with similar engines:
- TOYOTA HILUX INVINCIB X D-4D4WD DCB A (2021) 94% pass rate (+1%) from 6,070 tests
- LAND ROVER DISCOVERY R-DYNAM HSE D MHEV A (2021) 93% pass rate (same) from 4,186 tests
- VOLKSWAGEN TOUAREG V6 BLACK EDITION TDI A (2021) 94% pass rate (+1%) from 3,720 tests
- LAND ROVER DISCOVERY RDYNAMIC SE D MHEV A (2021) 93% pass rate (same) from 3,604 tests