BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ SYM/JET 50 SPORT X
Model report · 2005–2025

SYM JET 50 SPORT X

49cc Petrol Class 1
#4531 of 5426 overall #54 of 78 SYMs #179 of 455 moped bikes
72.6%
first-time pass rate
20.4%
failed outright
8,070
median miles at test
372
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2012–2017

The JET 50 SPORT X's first-time pass rate has fallen 26.2 points since 2012, 85.0% to 58.8%.

52%72%92%2012: 85.0% pass (40 tests)2013: 76.6% pass (47 tests)2014: 73.6% pass (53 tests)2015: 75.5% pass (53 tests)2016: 69.2% pass (39 tests)2017: 58.8% pass (34 tests)20122017

What fails on a JET 50 SPORT X

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
brakes
72 41.4
lighting and signalling
31 17.8
lamps and reflectors
20 11.5
steering and suspension
17 9.8
fuel and exhaust
13 7.5
structure and attachments
9 5.2
reg plates and vin
3 1.7
tyres
3 1.7
tyres and wheels
3 1.7
body and structure
3 1.7

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 JET 50 SPORT X beats 4 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 JET 50 SPORT X.

Pass rate by registration year

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

Best year to buy used: 2010 (84.8% pass). Weakest: 2011 (63.1%).

59%74%89%2008: 63.8% pass (94 tests)2009: 78.8% pass (99 tests)2010: 84.8% pass (79 tests)2011: 63.1% pass (65 tests)200820102011

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.