Mercedes S 400 l amg ln prm+exec d 4m a
Reliability, running costs, and MOT data across 1 years from 41 real MOT tests.
Avg Pass Rate
100%
Total Tests
41
Best Year
2022 (100%)
Years Covered
1
About the Mercedes S 400 l amg ln prm+exec d 4m a
The Mercedes S 400 l amg ln prm+exec d 4m a has been tested 41 times in 2026 MOT data across 1 model years (2022 to 2022), with an average pass rate of 100%. That's comfortably above the national average of 82%, making it a reliable choice. Available as diesel.
Best and Worst Years
The 2022 model is the most reliable with a 100% pass rate from 41 tests. The 2022 model has the lowest at 100%. With just a 0 point spread, the S 400 l amg ln prm+exec d 4m a is consistently reliable regardless of year.
Compared to the Mercedes brand average of 87%, the S 400 l amg ln prm+exec d 4m a performs 13 points better, making it one of the more reliable options in the Mercedes range.
Estimated Running Costs
Based on 7,400 miles/year, current fuel prices, and MOT pass rate data. Insurance not included.
Full 2022 detailsHow reliable is the Mercedes S 400 l amg ln prm+exec d 4m a?
Mercedes S 400 l amg ln prm+exec d 4m a by Year
Click any year to see detailed running costs, reliability data, and comparisons with similar cars.
| Year | Pass Rate | Tests | Avg Mileage | |
|---|---|---|---|---|
| 2022 | 100% | 41 | 67,956 mi |
Mercedes S 400 l amg ln prm+exec d 4m a Guides & Articles
Petrol vs Diesel in 2026: Which Actually Costs Less to Own?
8 min read
Buying GuideCars That Lose Value Fastest: Models to Avoid for Depreciation
8 min read
Running CostsCheapest Cars to Run in 2026: Real Data from 19.8 Million MOT Tests
9 min read
Buying GuideFord Fiesta Common Problems (2026): What to Check Before Buying
13 min read
ReliabilityFord Puma Problems: 7 Issues Owners Report (2026)
13 min read
Checking a specific Mercedes S 400 l amg ln prm+exec d 4m a?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.