BIKERELIABILITY Reg check
League table/ PIAGGIO/ NRG/By year
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Piaggio NRG: MOT pass rate by registration year

Which NRG years pass first time, and which fall short of the model's 65.5% average, from 40,458 DVSA tests.

2017
highest-passing year · 87.3%
1997
lowest-passing year · 60.4%
26.9pp
spread across 19 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: 2017 (87.3% of 158 tests). Lowest: 1997 (60.4% of 202). Years more than two points below the model average: 1997, 2001, 2002, 2004.

55%74%93%1997: 60.4% pass (202 tests)1998: 67.8% pass (239 tests)1999: 65.8% pass (1,182 tests)2000: 64.6% pass (3,036 tests)2001: 63.1% pass (3,506 tests)2002: 63.0% pass (4,698 tests)2003: 64.0% pass (5,115 tests)2004: 62.4% pass (4,386 tests)2005: 65.7% pass (4,532 tests)2006: 66.2% pass (3,356 tests)2007: 66.9% pass (3,171 tests)2008: 67.7% pass (2,930 tests)2009: 71.2% pass (1,677 tests)2010: 68.5% pass (1,114 tests)2011: 76.0% pass (526 tests)2012: 72.1% pass (276 tests)2013: 76.1% pass (155 tests)2014: 77.5% pass (71 tests)2017: 87.3% pass (158 tests)199720062017
RegisteredTestsFirst-time passvs model (65.5%)
1997 202 60.4% -5.1 pp
1998 239 67.8% +2.3 pp
1999 1,182 65.8% +0.3 pp
2000 3,036 64.6% -0.9 pp
2001 3,506 63.1% -2.4 pp
2002 4,698 63.0% -2.5 pp
2003 5,115 64.0% -1.5 pp
2004 4,386 62.4% -3.1 pp
2005 4,532 65.7% +0.2 pp
2006 3,356 66.2% +0.7 pp
2007 3,171 66.9% +1.4 pp
2008 2,930 67.7% +2.2 pp
2009 1,677 71.2% +5.7 pp
2010 1,114 68.5% +3.0 pp
2011 526 76.0% +10.5 pp
2012 276 72.1% +6.6 pp
2013 155 76.1% +10.6 pp
2014 71 77.5% +12.0 pp
2017 158 87.3% +21.8 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 · 2005–2025
57%72%87%2005: 66.2% pass (849 tests)2006: 64.7% pass (3,865 tests)2007: 63.9% pass (3,905 tests)2008: 65.2% pass (3,926 tests)2009: 62.2% pass (3,704 tests)2010: 63.2% pass (3,639 tests)2011: 63.9% pass (3,850 tests)2012: 63.4% pass (3,448 tests)2013: 64.1% pass (2,942 tests)2014: 67.4% pass (2,470 tests)2015: 68.8% pass (1,941 tests)2016: 68.0% pass (1,422 tests)2017: 72.0% pass (1,031 tests)2018: 69.2% pass (665 tests)2019: 68.0% pass (581 tests)2020: 71.8% pass (483 tests)2021: 72.9% pass (527 tests)2022: 74.8% pass (416 tests)2023: 77.5% pass (329 tests)2024: 81.9% pass (238 tests)2025: 77.1% pass (227 tests)20052025

Questions

Which NRG years have the lowest MOT pass rate?
1997, 2001, 2002, 2004 registered examples pass first time less often than the Piaggio NRG overall (65.5%); the 1997 cohort is lowest at 60.4% from 202 tests.
Which NRG year has the highest MOT pass rate?
2017, at 87.3% of 158 first tests (2005–2025). Years more than two points above the model average: 1998, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2017.
How much does the NRG pass rate vary by year?
26.9 percentage points between the highest (2017, 87.3%) and lowest (1997, 60.4%) 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: Piaggio NRG reliability, failures and mileage · ranked #4992 of 5428 models· other Piaggio models: Vespa, Zip, PX 125 (vespa), PX 200 E, ET2, T5