2021 BMW 840i Auto — MOT History by Age
How cars manufactured in 2021 perform at MOT as they age
5 years
Current Age
84.4%
Latest Pass Rate
269
Total Tests (All Years)
25,883 mi
Avg Mileage (Latest)
Data from official DVSA MOT testing records
Compared to Average at Age 3
This car: 84.4%
Average: 83.7%
✅ 0.7% above average (25474 models compared)
How This Car Ages
📉
Insufficient data for this analysis
Pass Rate Trend
📊
Insufficient data for this analysis
Year-by-Year MOT Results
2024
84.4%
Age (yrs) 3Tests 269Avg Mileage 25,883Top Failure Tyres — 21.6%
Common MOT Failures
Top failure categories across all test years for 2021 BMW 840i Auto, with age trends.
Tyres
21.6%
— Consistent
Brakes
3.7%
— Consistent
Identification of the vehicle
3.3%
— Consistent
Road Wheels
1.1%
— Consistent
Suspension
0.7%
— Consistent
How Failures Change With Age
Comparing failure rates between the youngest and oldest test years.
| Category | At Youngest | At Oldest | Change | Trend |
|---|---|---|---|---|
| Tyres | 21.6% (3 yrs) | 21.6% (3 yrs) | 0.0%
| ⚪ — |
| Brakes | 3.7% (3 yrs) | 3.7% (3 yrs) | 0.0%
| ⚪ — |
| Identification of the vehicle | 3.3% (3 yrs) | 3.3% (3 yrs) | 0.0%
| ⚪ — |
| Road Wheels | 1.1% (3 yrs) | 1.1% (3 yrs) | 0.0%
| ⚪ — |
| Suspension | 0.7% (3 yrs) | 0.7% (3 yrs) | 0.0%
| ⚪ — |
Other Manufacture Years
Looking for the best year to buy? See the full comparison on the BMW 840i Auto page →
About This Data
This page shows how BMW 840i Auto cars manufactured in 2021 perform at MOT as they age. Data spans from 2024 to 2024, covering 269 tests. Pass rates naturally decline with age as components wear.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.