BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Baotian BT 49 QT-9: MOT pass rate by registration year

Which BT 49 QT-9 years pass first time, and which fall short of the model's 64.9% average, from 2,409 DVSA tests.

2006
highest-passing year · 68.9%
2009
lowest-passing year · 58.5%
10.4pp
spread across 4 years

Pass rate by registration year

first-time pass rate · cohorts with 50 or more tests · registration year from first use date

Highest pass rate: 2006 (68.9% of 244 tests). Lowest: 2009 (58.5% of 65). Years more than two points below the model average: 2009.

56%64%71%2006: 68.9% pass (244 tests)2007: 65.0% pass (1,481 tests)2008: 63.1% pass (566 tests)2009: 58.5% pass (65 tests)200620082009
RegisteredTestsFirst-time passvs model (64.9%)
2006 244 68.9% +4.0 pp
2007 1,481 65.0% +0.1 pp
2008 566 63.1% -1.8 pp
2009 65 58.5% -6.4 pp

Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years. A first-time MOT pass is a roadworthiness check, not a full mechanical inspection.

Pass rate over time

first-time pass rate by test year · 2009–2018
59%68%77%2009: 72.9% pass (48 tests)2010: 66.5% pass (364 tests)2011: 61.8% pass (518 tests)2012: 63.3% pass (444 tests)2013: 62.2% pass (320 tests)2014: 61.6% pass (237 tests)2015: 74.0% pass (169 tests)2016: 69.9% pass (103 tests)2017: 71.4% pass (63 tests)2018: 73.5% pass (34 tests)20092018

Questions

Which BT 49 QT-9 years have the lowest MOT pass rate?
2009 registered examples pass first time less often than the Baotian BT 49 QT-9 overall (64.9%); the 2009 cohort is lowest at 58.5% from 65 tests.
Which BT 49 QT-9 year has the highest MOT pass rate?
2006, at 68.9% of 244 first tests (2005–2025).
How much does the BT 49 QT-9 pass rate vary by year?
10.4 percentage points between the highest (2006, 68.9%) and lowest (2009, 58.5%) cohorts with at least 50 tests. Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.

Full report: Baotian BT 49 QT-9 reliability, failures and mileage · ranked #5021 of 5428 models· other Baotian models: BT 49 QT-9D, BT 50 QT-9, BT 49, BT 125, BT 125 T-21, BT 50 QT-11