Audi A8 reliability and MOT data

Time Period & Model

Time period snapshot: Last 5 years

Manufacturer: Audi

Model: A8

Model reliability rank
70
MOT-based rank from 65,265 selected-period tests.
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Overall MOT pass rate
87.6%
Share of this model's 65,265 selected-period MOT tests that pass.
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Efficiency, emissions & tax
Average MPG
39.1 mpg
CO2 emission
187 g/km
Euro emissions
Euro 6
Tax cost
£310/yr
Average vehicle miles
119,472
Solid average mileage for this model.
Life expectancy miles
131,183
Moderate mature-fleet mileage expectation.
Average vehicle age
13.2
Comfortable mid-life age pattern.
Market share
0.02%
0.02% share within the active represented vehicle pool.
Vehicles represented
9,446
9,445 valid MOT, 1 under 3 years.
Tests analysed
65,265
65,265 MOT tests in the selected period.
Rarity ranking
Based on Make & Model
Rare
9,446On the road
Insight summary

Audi A8 is a rare model in this snapshot, with 9,446 represented vehicles and 0.02% of the active UK pool tracked by AutoRank. For the last 5 years, it has a pass rate of 87.6% from 65,265 MOT tests, with a reliability score of 70. The current pool shows an average of 119,472 miles and an average age of 13.2 years, while mature-fleet mileage is estimated at 131,183 miles. Diesel leads the fuel split, followed by petrol, and the most frequent defect themes are windscreen damage, engine warning light and lighting. The practical read is that the Audi A8 looks a little better than average, but still rewards careful checks on mileage and maintenance.

Fuel type breakdown (by model)
FuelVehicles
DIESEL7,548
PETROL1,876
HYBRID ELECTRIC (CLEAN)13
LPG5
ELECTRIC2
ELECTRIC DIESEL1
GAS BI-FUEL1
DIESEL79.9%7,548 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))1,054
Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h))431
Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g))405
Offside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))381
Nearside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e))326
Nearside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))310
Windscreen washer provides insufficient washer liquid (3.5 (a))295
Offside Rear Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))283
Nearside Rear Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))251
Supplementary restraint system warning lamp indicates a fault (7.1.6 (a))243
Offside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e))240
Nearside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e))238
Offside Rear Position lamp with a multiple light source up to 1/2 not functioning (4.2.1 (a) (i))219
Nearside Rear Position lamp with a multiple light source up to 1/2 not functioning (4.2.1 (a) (i))214
Nearside Front Tyre has ply or cords exposed (5.2.3 (d) (ii))212
Front Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))205
Offside Front Tyre has ply or cords exposed (5.2.3 (d) (ii))205
Offside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e))184
Offside Front Outer Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))178
Parking brake efficiency below requirements (1.4.2 (a) (i))169
Nearside Front Outer Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))168
Nearside Front Position lamp not working (4.2.1 (a) (ii))163
Windscreen washer not working (3.5 (a))162
Anti-lock braking system warning lamp indicates an ABS fault (1.6 (b))152
Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))152
All 25 defects ranked by recorded countShowing 6,840 defects across this top 25 set
01
Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))
15.4% of displayed top 25
1,054
02
Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h))
6.3% of displayed top 25
431
03
Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g))
5.9% of displayed top 25
405
04
Offside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))
5.6% of displayed top 25
381
05
Nearside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e))
4.8% of displayed top 25
326
06
Nearside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))
4.5% of displayed top 25
310
07
Windscreen washer provides insufficient washer liquid (3.5 (a))
4.3% of displayed top 25
295
08
Offside Rear Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))
4.1% of displayed top 25
283
09
Nearside Rear Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))
3.7% of displayed top 25
251
10
Supplementary restraint system warning lamp indicates a fault (7.1.6 (a))
3.6% of displayed top 25
243
11
Offside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e))
3.5% of displayed top 25
240
12
Nearside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e))
3.5% of displayed top 25
238
13
Offside Rear Position lamp with a multiple light source up to 1/2 not functioning (4.2.1 (a) (i))
3.2% of displayed top 25
219
14
Nearside Rear Position lamp with a multiple light source up to 1/2 not functioning (4.2.1 (a) (i))
3.1% of displayed top 25
214
15
Nearside Front Tyre has ply or cords exposed (5.2.3 (d) (ii))
3.1% of displayed top 25
212
16
Front Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))
3.0% of displayed top 25
205
17
Offside Front Tyre has ply or cords exposed (5.2.3 (d) (ii))
3.0% of displayed top 25
205
18
Offside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e))
2.7% of displayed top 25
184
19
Offside Front Outer Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))
2.6% of displayed top 25
178
20
Parking brake efficiency below requirements (1.4.2 (a) (i))
2.5% of displayed top 25
169
21
Nearside Front Outer Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))
2.5% of displayed top 25
168
22
Nearside Front Position lamp not working (4.2.1 (a) (ii))
2.4% of displayed top 25
163
23
Windscreen washer not working (3.5 (a))
2.4% of displayed top 25
162
24
Anti-lock braking system warning lamp indicates an ABS fault (1.6 (b))
2.2% of displayed top 25
152
25
Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))
2.2% of displayed top 25
152