2011 Baotian Bt 49 Qt-9d — MOT History by Age
How cars manufactured in 2011 perform at MOT as they age
Data from official DVSA MOT testing records
Compared to Average at Age 6
✅ 3.3% above average (18367 models compared)
How This Car Ages
Pass rate progression for the 2011 Baotian Bt 49 Qt-9d as it ages.
Bar chart showing pass rate by car age from 3 to 6 years
📊 View as table
| Age | Pass Rate | Tests |
|---|---|---|
| 3 yrs | 74.8% | 147 |
| 4 yrs | 68.7% | 99 |
| 5 yrs | 66.7% | 69 |
| 6 yrs | 76.7% | 43 |
Pass Rate Trend
How the 2011 Baotian Bt 49 Qt-9d pass rate changes as it ages, from first MOT to most recent.
Trend shows improving over 4 years
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| Built | Pass Rate | Tests |
|---|---|---|
| 2017 (6 yrs) | 76.7% | 43 |
| 2016 (5 yrs) | 66.7% | 69 |
| 2015 (4 yrs) | 68.7% | 99 |
| 2014 (3 yrs) | 74.8% | 147 |
Year-by-Year MOT Results
Common MOT Failures
Top failure categories across all test years for 2011 Baotian Bt 49 Qt-9d, with age trends.
How Failures Change With Age
Comparing failure rates between the youngest and oldest test years.
| Category | At Youngest | At Oldest | Change | Trend |
|---|---|---|---|---|
| Motorcycle lighting and signalling | 30.6% (3 yrs) | 55.8% (6 yrs) | +25.2%
| 🔴 ↑ |
| Motorcycle tyres and wheels | 6.1% (3 yrs) | 20.9% (6 yrs) | +14.8%
| 🔴 ↑ |
| Motorcycle brakes | 10.2% (3 yrs) | 16.3% (6 yrs) | +6.1%
| 🔴 ↑ |
| Motorcycle fuel and exhaust | 4.8% (3 yrs) | 9.3% (6 yrs) | +4.5%
| 🔴 ↑ |
| Motorcycle steering and suspension | 12.9% (3 yrs) | 11.6% (6 yrs) | -1.3%
| ⚪ — |
Other Manufacture Years
Looking for the best year to buy? See the full comparison on the Baotian Bt 49 Qt-9d page →
About This Data
This page shows how Baotian Bt 49 Qt-9d cars manufactured in 2011 perform at MOT as they age. Data spans from 2014 to 2017, covering 358 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.