BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ CPI/ARAGON
Model report · 2005–2025

CPI ARAGON

49cc Petrol Class 1
#4914 of 5426 overall #2 of 14 CPIs #288 of 455 moped bikes
66.8%
first-time pass rate
25.1%
failed outright
5,066
median miles at test
371
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2011–2018

The ARAGON's first-time pass rate has risen 8.3 points since 2011, 65.0% to 73.3%.

53%66%80%2011: 65.0% pass (40 tests)2012: 64.5% pass (31 tests)2013: 57.1% pass (35 tests)2014: 60.0% pass (30 tests)2017: 75.5% pass (49 tests)2018: 73.3% pass (30 tests)20112018

What fails on a ARAGON

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
lighting and signalling
81 33.1
brakes
60 24.5
steering and suspension
29 11.8
lamps and reflectors
23 9.4
tyres and wheels
13 5.3
steering
11 4.5
structure and attachments
8 3.3
fuel and exhaust
8 3.3
tyres
7 2.9
suspension
5 2

Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects.

How rivals compare

same type, similar capacity, high test volume

On first-time pass rate the ARAGON beats 2 of its 4 closest rivals (PEUGEOT SPEEDFIGHT, PIAGGIO ZIP, PIAGGIO NRG).

Rivals share this bike's type and sit within ±30% of its engine capacity, ≥ 5,000 tests. Card colour = better/worse first-time pass rate than the ARAGON.

Pass rate by registration year

how each model-year cohort fares · registration year from first use date

Best year to buy used: 2014 (74.6% pass). Weakest: 2007 (58.3%).

55%66%78%2007: 58.3% pass (60 tests)2008: 67.0% pass (109 tests)2014: 74.6% pass (71 tests)200720082014

First-time pass rate by the year each bike was first registered (cohorts with ≥ 50 tests). Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.