Mercedes S 500 L AMG LN Prem MHEV 4M A MOT Pass Rate and Running Costs
Reliability, estimated running costs, and MOT data across 1 model year from 72 MOT tests in 2024.
Avg Pass Rate
99%
Total Tests
72
Model Year
2021
Years Covered
1
About the Mercedes S 500 L AMG LN Prem MHEV 4M A
The Mercedes S 500 L AMG LN Prem MHEV 4M A was MOT tested 72 times in 2024 (DVSA data, retests included) across 1 model year (2021), with an average pass rate of 99%. That's comfortably above the average of 82% across all models in our data. Our records list hybrid versions.
Compared to the Mercedes brand average of 87%, the S 500 L AMG LN Prem MHEV 4M A performs 12 points better, making it one of the more reliable options in the Mercedes range.
Estimated Running Costs
Based on 7,400 miles/year, average pump prices of 174.57p petrol and 199.33p diesel (GOV.UK weekly road fuel prices, week of 19 October 2026), and MOT pass rate data. Insurance not included.
Full 2021 detailsHow reliable is the Mercedes S 500 L AMG LN Prem MHEV 4M A?
Mercedes S 500 L AMG LN Prem MHEV 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 | |
|---|---|---|---|---|
| 2021 | 99% | 72 | 35,991 mi |
Questions about the Mercedes S 500 L AMG LN Prem MHEV 4M A
Is the Mercedes S 500 L AMG LN Prem MHEV 4M A reliable?
Across its 1 model year in our data (2021), the Mercedes S 500 L AMG LN Prem MHEV 4M A averages a 99% MOT pass rate, from 72 tests (DVSA MOT data for tests in 2024, retests included). That's 17 points above the average of 82% across all models in the same data.
Mercedes S 500 L AMG LN Prem MHEV 4M A Guides & Articles
Cars That Lose Value Fastest: Models to Avoid for Depreciation
8 min read
Running CostsCheapest Cars to Run in 2026: Running Costs From DVSA MOT Data
9 min read
Reliability20 Most Reliable Used Cars UK 2026: Real MOT Pass Rate Rankings
10 min read
Buying GuideFord Fiesta Common Problems (2026): What to Check Before Buying
13 min read
ReliabilityFord Puma Common Problems: 7 Issues That Could Cost £1,500+ (2026)
13 min read
Checking a specific Mercedes S 500 L AMG LN Prem MHEV 4M A?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.