Mercedes-Benz Sl reliability and MOT data

Time Period & Model

Time period snapshot: Last 5 years

Manufacturer: Mercedes-Benz

Model: Sl

Model reliability rank
74
MOT-based rank from 126,144 selected-period tests.
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Overall MOT pass rate
84.9%
Share of this model's 126,144 selected-period MOT tests that pass.
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Efficiency, emissions & tax
Average MPG
39.2 mpg
CO2 emission
169 g/km
Euro emissions
Euro 5
Tax cost
£325/yr
Average vehicle miles
73,218
Moderate average mileage in the current pool.
Life expectancy miles
75,703
Lower mature-fleet mileage expectation.
Average vehicle age
21.3
Older average age in the represented fleet.
Market share
0.05%
0.05% share within the active represented vehicle pool.
Vehicles represented
18,878
18,878 valid MOT, 0 under 3 years.
Tests analysed
126,144
126,144 MOT tests in the selected period.
Rarity ranking
Based on Make & Model
Scarce
18,878On the road
Insight summary

Mercedes-Benz Sl is a scarce model in this snapshot, with 18,878 represented vehicles and 0.05% of the active UK pool tracked by AutoRank. For the last 5 years, it has a pass rate of 84.9% from 126,144 MOT tests, with a reliability score of 74. The current pool shows an average of 73,218 miles and an average age of 21.3 years, while mature-fleet mileage is estimated at 75,703 miles. Petrol leads the fuel split, followed by diesel, and the most frequent defect themes are windscreen damage, engine warning light and suspension joints. The practical read is that the Mercedes-Benz Sl looks convincing in this view, especially where normal wear items have been kept on top of.

Fuel type breakdown (by model)
FuelVehicles
PETROL18,854
DIESEL16
LPG8
PETROL99.9%18,854 vehicles
Euro NCAP Safety
No NCAP tests found for this model.
Top 25 most common defects (by model)
DefectCount
Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))1,385
Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h))809
Offside Front Lower Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))774
Nearside Front Lower Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))773
Offside Front Coil spring fractured or broken (5.3.1 (b) (i))707
Supplementary restraint system warning lamp indicates a fault (7.1.6 (a))688
Anti-lock braking system warning lamp indicates an ABS fault (1.6 (b))569
Parking brake efficiency below requirements (1.4.2 (a) (i))532
Offside Front Brake pipe excessively corroded (1.1.11 (c))488
Offside Front Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))464
Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c))424
Nearside Front Coil spring fractured or broken (5.3.1 (b) (i))395
Nearside Front Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))386
Nearside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e))379
Offside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))366
Nearside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))356
Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturer's specified limits (8.2.1.2 (a))351
Nearside Front Brake pipe excessively corroded (1.1.11 (c))340
Nearside Headlamp aim too low (4.1.2 (a))316
Offside Obligatory mirror slightly damaged (3.3 (b) (i))316
Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))309
Offside Headlamp aim too low (4.1.2 (a))301
Windscreen washer not working (3.5 (a))299
Offside Rear Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (5.2.3 (d) (i))295
Offside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e))290
All 25 defects ranked by recorded countShowing 12,312 defects across this top 25 set
01
Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))
11.2% of displayed top 25
1,385
02
Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h))
6.6% of displayed top 25
809
03
Offside Front Lower Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))
6.3% of displayed top 25
774
04
Nearside Front Lower Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))
6.3% of displayed top 25
773
05
Offside Front Coil spring fractured or broken (5.3.1 (b) (i))
5.7% of displayed top 25
707
06
Supplementary restraint system warning lamp indicates a fault (7.1.6 (a))
5.6% of displayed top 25
688
07
Anti-lock braking system warning lamp indicates an ABS fault (1.6 (b))
4.6% of displayed top 25
569
08
Parking brake efficiency below requirements (1.4.2 (a) (i))
4.3% of displayed top 25
532
09
Offside Front Brake pipe excessively corroded (1.1.11 (c))
4.0% of displayed top 25
488
10
Offside Front Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))
3.8% of displayed top 25
464
11
Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c))
3.4% of displayed top 25
424
12
Nearside Front Coil spring fractured or broken (5.3.1 (b) (i))
3.2% of displayed top 25
395
13
Nearside Front Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))
3.1% of displayed top 25
386
14
Nearside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e))
3.1% of displayed top 25
379
15
Offside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))
3.0% of displayed top 25
366
16
Nearside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))
2.9% of displayed top 25
356
17
Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturer's specified limits (8.2.1.2 (a))
2.9% of displayed top 25
351
18
Nearside Front Brake pipe excessively corroded (1.1.11 (c))
2.8% of displayed top 25
340
19
Nearside Headlamp aim too low (4.1.2 (a))
2.6% of displayed top 25
316
20
Offside Obligatory mirror slightly damaged (3.3 (b) (i))
2.6% of displayed top 25
316
21
Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))
2.5% of displayed top 25
309
22
Offside Headlamp aim too low (4.1.2 (a))
2.4% of displayed top 25
301
23
Windscreen washer not working (3.5 (a))
2.4% of displayed top 25
299
24
Offside Rear Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (5.2.3 (d) (i))
2.4% of displayed top 25
295
25
Offside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e))
2.4% of displayed top 25
290