Mercedes-Benz SL MOT Data
Pass rate, failures & statistics from 48,348 tests
88.7%
Excellent
Reliability Verdict
#229
of 605 models
62.1%
Better than X% of cars
+6.4%
vs National Average
Common MOT Failures
Brakes373,889
Tyres306,880
Suspension267,651
Lamps, reflectors and electrical equipment166,978
Visibility70,019
Noise, emissions and leaks68,263
Body, chassis, structure54,665
Non-component advisories35,581
Number of failure items recorded across all MOT tests
Mileage Distribution
0–30K miles7,523
30–60K miles16,226
60–90K miles12,706
90–120K miles8,151
120K+ miles3,742
How It Compares
| Model | Pass Rate |
|---|---|
| Mercedes-Benz SL | 88.7% |
Mercedes-Benz SL — MOT Overview
Based on 48,348 MOT tests, the Mercedes-Benz SL has an overall pass rate of 88.7%. This is above the national average of 82.3%, making it rank #229 out of 605 models tested.
The most common failure reasons for the Mercedes-Benz SL are brakes, tyres, suspension. Brakes accounts for 67.9% of all failure items recorded.
Before your Mercedes-Benz SL's MOT, check your lights, tyres (minimum 1.6mm tread depth), brakes, windscreen, and dashboard warning lights. These are the most commonly failed items across all vehicles.
Frequently Asked Questions
What is the Mercedes-Benz SL MOT pass rate?▼
The Mercedes-Benz SL has an overall MOT pass rate of 88.7% based on 48,348 tests. This puts it at #229 out of 605 car models tested.
What are the most common Mercedes-Benz SL MOT failures?▼
The most common failure items are: Brakes (67.9%), Tyres (55.7%), Suspension (48.6%), Lamps, reflectors and electrical equipment (30.3%), Visibility (12.7%).
Is the Mercedes-Benz SL reliable?▼
The Mercedes-Benz SL is rated "Excellent" for MOT reliability, with a pass rate of 88.7% — 6.4 percentage points above the national average. MOT pass rate is one indicator of reliability, alongside owner reviews and recall history.
How much does an MOT cost for a Mercedes-Benz SL?▼
The maximum MOT fee for a Mercedes-Benz SL (Class 4) is £54.85, set by the DVSA. Many garages charge less — you can typically find MOTs for £25–£40. The test itself takes 45–60 minutes.